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IAHSTLFri, 30 Oct
Fare checked before payment All fees shown upfront Transparent cancellation policy 24×7 booking support
Lowest fare₹17,755Delta Air Lines
Fastest2h 2mgate to gate
Options found56flights on this route
Find your flightIAH → STL
Available Flights & Fares
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Delta Air Lines
DL-1069
05:29
2026-10-30
Houston (IAH)George Bush Intercontinental
5H :22 M
1 Stop
ATL
· 1h 36m Atlanta (ATL), United States
10:51
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹17,755
Flight DetailsIAH to STL - 5H :22 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1315
07:00
2026-10-30
Houston (IAH)George Bush Intercontinental
6H :20 M
1 Stop
ATL
· 2h 38m Atlanta (ATL), United States
13:20
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹17,755
Flight DetailsIAH to STL - 6H :20 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1995
16:59
2026-10-30
Houston (IAH)George Bush Intercontinental
6H :55 M
1 Stop
ATL
· 3h 07m Atlanta (ATL), United States
23:54
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹17,755
Flight DetailsIAH to STL - 6H :55 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1131
18:20
2026-10-30
Houston (IAH)George Bush Intercontinental
5H :34 M
1 Stop
ATL
· 1h 35m Atlanta (ATL), United States
23:54
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹17,755
Flight DetailsIAH to STL - 5H :34 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
AA
American Airlines
AA-2551
05:00
2026-10-30
Houston (IAH)George Bush Intercontinental
4H :20 M
1 Stop
DFW
· 1h 11m Dallas (DFW), United States
09:20
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 4H :20 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 4H :20 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-3106
07:34
2026-10-30
Houston (IAH)George Bush Intercontinental
5H :26 M
1 Stop
ORD
· 1h 00m Chicago (ORD), United States
13:00
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 5H :26 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 5H :26 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-2928
09:09
2026-10-30
Houston (IAH)George Bush Intercontinental
7H :44 M
1 Stop
ORD
· 3h 30m Chicago (ORD), United States
16:53
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 7H :44 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 7H :44 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-2504
11:26
2026-10-30
Houston (IAH)George Bush Intercontinental
5H :27 M
1 Stop
ORD
· 1h 13m Chicago (ORD), United States
16:53
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 5H :27 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 5H :27 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-3157
12:05
2026-10-30
Houston (IAH)George Bush Intercontinental
6H :13 M
1 Stop
DFW
· 3h 02m Dallas (DFW), United States
18:18
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 2 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 6H :13 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 6H :13 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-1397
14:08
2026-10-30
Houston (IAH)George Bush Intercontinental
4H :10 M
1 Stop
DFW
· 0h 59m Dallas (DFW), United States
18:18
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 3 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 4H :10 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 4H :10 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-3322
14:41
2026-10-30
Houston (IAH)George Bush Intercontinental
6H :16 M
1 Stop
ORD
· 2h 02m Chicago (ORD), United States
20:57
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 6H :16 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 6H :16 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-3039
17:23
2026-10-30
Houston (IAH)George Bush Intercontinental
6H :56 M
1 Stop
ORD
· 2h 39m Chicago (ORD), United States
00:19
2026-10-31
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 6H :56 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 6H :56 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-2416
18:52
2026-10-30
Houston (IAH)George Bush Intercontinental
5H :27 M
1 Stop
ORD
· 1h 11m Chicago (ORD), United States
00:19
2026-10-31
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 5H :27 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 5H :27 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-2438
19:02
2026-10-30
Houston (IAH)George Bush Intercontinental
4H :40 M
1 Stop
DFW
· 1h 30m Dallas (DFW), United States
23:42
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹21,609
Flight DetailsIAH to STL - 4H :40 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹27,876
Flight DetailsIAH to STL - 4H :40 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
United Airlines
UA-6214
08:00
2026-10-30
Houston (IAH)George Bush Intercontinental
2H :02 M
Non Stop
10:02
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹21,822
Flight DetailsIAH to STL - 2H :02 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
0 Pieces 1 Pieces
₹74,841
Flight DetailsIAH to STL - 2H :02 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-6243
12:05
2026-10-30
Houston (IAH)George Bush Intercontinental
2H :08 M
Non Stop
14:13
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 2 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹21,822
Flight DetailsIAH to STL - 2H :08 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
0 Pieces 1 Pieces
₹74,841
Flight DetailsIAH to STL - 2H :08 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-6160
14:40
2026-10-30
Houston (IAH)George Bush Intercontinental
2H :10 M
Non Stop
16:50
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹21,822
Flight DetailsIAH to STL - 2H :10 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
0 Pieces 1 Pieces
₹74,841
Flight DetailsIAH to STL - 2H :10 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-4425
16:30
2026-10-30
Houston (IAH)George Bush Intercontinental
2H :08 M
Non Stop
18:38
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹21,822
Flight DetailsIAH to STL - 2H :08 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
0 Pieces 1 Pieces
₹74,841
Flight DetailsIAH to STL - 2H :08 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-2804
20:20
2026-10-30
Houston (IAH)George Bush Intercontinental
2H :06 M
Non Stop
22:26
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹21,822
Flight DetailsIAH to STL - 2H :06 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1435
08:05
2026-10-30
Houston (IAH)George Bush Intercontinental
5H :15 M
1 Stop
ATL
· 1h 31m Atlanta (ATL), United States
13:20
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹22,668
Flight DetailsIAH to STL - 5H :15 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
AA
American Airlines
AA-3162
06:04
2026-10-30
Houston (IAH)George Bush Intercontinental
6H :05 M
1 Stop
CLT
· 1h 26m Charlotte (CLT), United States
12:09
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹26,237
Flight DetailsIAH to STL - 6H :05 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹32,499
Flight DetailsIAH to STL - 6H :05 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-2364
17:51
2026-10-30
Houston (IAH)George Bush Intercontinental
6H :08 M
1 Stop
CLT
· 1h 26m Charlotte (CLT), United States
23:59
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
₹26,237
Flight DetailsIAH to STL - 6H :08 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
AirLine Private
0 Pieces 2 Pieces
₹32,499
Flight DetailsIAH to STL - 6H :08 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
Recommended hotels in St Louis
Stay options near the arrival city for the same travel date.
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
0 Pieces 1 Pieces
₹118,665
Flight DetailsIAH to STL - 5H :32 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-1486
05:00
2026-10-30
Houston (IAH)George Bush Intercontinental
7H :10 M
1 Stop
ORD
· 2h 54m Chicago (ORD), United States
12:10
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹27,779
Flight DetailsIAH to STL - 7H :10 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
0 Pieces 1 Pieces
₹118,665
Flight DetailsIAH to STL - 7H :10 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-2616
06:20
2026-10-30
Houston (IAH)George Bush Intercontinental
5H :50 M
1 Stop
ORD
· 1h 35m Chicago (ORD), United States
12:10
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹27,779
Flight DetailsIAH to STL - 5H :50 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
0 Pieces 1 Pieces
₹118,665
Flight DetailsIAH to STL - 5H :50 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-2616
06:20
2026-10-30
Houston (IAH)George Bush Intercontinental
8H :09 M
1 Stop
ORD
· 3h 45m Chicago (ORD), United States
14:29
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 5 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹27,779
Flight DetailsIAH to STL - 8H :09 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
AirLine Private
0 Pieces 1 Pieces
₹118,665
Flight DetailsIAH to STL - 8H :09 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
No flights match the selected filters. Clear filters or open full search.
Airfare Highlights
From flights departing on Fri, 30 Oct 2026.
Lowest fare₹17,755Delta Air Lines05:29
Earliest departure₹21,609American Airlines05:00
Shortest duration₹21,822United Airlines08:00
Night
00:00-05:59
₹17,755Delta Air Lines at 05:29Morning
06:00-11:59
₹17,755Delta Air Lines at 07:00Afternoon
12:00-17:59
₹17,755Delta Air Lines at 16:59Evening
18:00-23:59
₹17,755Delta Air Lines at 18:20
Departure & Arrival Airport Details
Houston (IAH)
George Bush Intercontinental
United States
GMT -6
Latitude: 29.984399795532227
Longitude: -95.34140014648438
St Louis (STL)
Lambert-St Louis Intl
United States
GMT -6
Latitude: 38.748697
Longitude: -90.370003
Distance: Houston (IAH), United States to St Louis (STL), United States - 1,075.61 km
Flights shown for 30 Oct 2026. View all flights opens the complete search result.
Fares and hotel rates usually run higher around these dates. Booking earlier or moving your trip by a day or two often costs less.
Busiest periods: Summer travel (15 Jun – 31 Aug), Holiday season (18 Dec – 02 Jan).
12OctColumbus DayMondayPeak
12OctColumbus DayMondayPeak
12OctIndigenous Peoples' DayMondayPeak
11NovVeterans DayWednesdayPeak
26NovThanksgiving DayThursdayPeak
25DecChristmas DayFridayPeak
Fixed-date national holidays. Festivals that follow the lunar calendar shift each year and are not listed here, so check the exact date for your travel year.
Compare your journey
How to travel Houston to St Louis
Ways to make this trip that you can book on FlyX, compared by price and journey time.
OptionFromJourney timeAvailabilityAction
Non-stop flight Fastest₹21,8222h 2m5 flights
Connecting flight₹17,755Longer, includes a stop51 options
Air distance is about 1,076 km. 4 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from Houston to St Louis
Compare fares, stops, baggage and refundability across the airlines flying this route.
UN
United Airlines Flights
from ₹21,82225 flights
Fares from
₹21,822
Non-stop
5 in these results
Departures
25 in the list above
AM
American Airlines Flights
from ₹21,60914 flights
Fares from
₹21,609
Non-stop
None in these results
Departures
14 in the list above
QA
Qatar Airways Flights
from ₹176,8219 flights
Fares from
₹176,821
Non-stop
None in these results
Departures
9 in the list above
DE
Delta Air Lines Flights
from ₹17,7558 flights
Fares from
₹17,755
Non-stop
None in these results
Departures
8 in the list above
Route Overview & Flight Facts
Fastest flight duration
2h 2m · United Airlines
First departure of the day
05:00 · American Airlines
Last departure of the day
20:20 · United Airlines
Flight options found
56
Direct / non-stop options
5
Airport codes
Houston–IAH, St Louis–STL
Fares and timings are indicative. The exact price is confirmed with the airline when you search.
Flight Schedule, Timings & Airfare Insights
Daily Flight Schedule & Travel Duration
The search for Fri, 30 Oct found 56 flight options, 5 of them non-stop. The first flight leaves around 05:00 and the last around 20:20. The fastest flight takes about 2h 2m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Night from ₹17,755, Morning from ₹17,755, Afternoon from ₹17,755, Evening from ₹17,755. These observations do not predict the cheapest departure window on other dates.
Cheapest Airfare & Best Time to Book
Search your travel dates to compare current fares. Prices change with airline seat availability.
One-Way vs Round-Trip Fare Comparison
Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.
Online Web Check-In & Boarding Pass
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How to Book Cheap Flights on FlyX
1
Enter your travel details
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2
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Sort or filter the Houston–St Louis results by price, departure time, stops and airline.
3
Open the fare choices
Check baggage allowance and refundability for each fare type before continuing.
4
Review the final price
Review the refreshed supplier fare, coupon saving and selected payment-method fee before you pay.
5
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Why Book Your Flight with FlyX?
Compare the available Houston to St Louis options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.
Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.
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Frequently Asked Questions
Is it worth booking Houston to St Louis flights in advance?
There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. On the Houston to St Louis dates shown on this page, the lowest fare is on a Friday at ₹17,755. This can change from week to week.
How far is Houston from St Louis by air?
The direct air distance between Houston (IAH) and St Louis (STL) is about 1,076 km. Actual flight time varies with the routing the airline files and with winds on the day.
Are there non-stop flights from IAH to STL?
Yes. 5 non-stop flights are listed on this page for Houston to St Louis. Use the Stops filter to see only those.
Which airlines fly Houston to St Louis?
United Airlines, American Airlines, Qatar Airways and Delta Air Lines are listed on this route for the dates shown here. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.
How long is the flight from Houston to St Louis?
The quickest non-stop Houston to St Louis flight on this page takes about 2h 2m. Non-stop flights here take between 2h 2m and 2h 10m. Journeys with a stop take longer, since the total includes the layover.
What is the baggage allowance on Houston to St Louis flights?
Allowance is set by the airline and the fare you pick, not by the route. Fares on this page include 2 Pieces. Cabin baggage is counted separately, and the exact allowance for the fare you choose is shown in the fare conditions before payment.
What is the cheapest Houston to St Louis flight fare?
The lowest Houston to St Louis fare on this page is ₹17,755. Fares on the same dates run up to ₹205,066, depending on airline, timing and fare type. Airline prices change often, so search your dates for the current fare.
What time do Houston to St Louis flights depart?
On the dates shown here, the first departure is around 05:00 and the last around 20:20, local time at Houston. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.
Why does the price change after clicking Book Now?
Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay. If it has moved, you see the new figure before any payment.
Before you book this route
Check the airport codes IAH–STL, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.
Where these fares come from
The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price. Run a search to see what is available for your own dates.
Fares shown are for departures on .
Check official travel requirements
Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.
Planning more than the flight? Our United States guide covers the visa process for Indian passport holders, best time to go, how long to plan for, and which places are worth the days you have. Long-haul city breaks and national parks.
The IAH to STL cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.
Approx route distance: 1,075.61 km.
Before you book
Compare nearby dates
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Check fare choices
Continue to Booking opens the verified fare choices, including baggage and refundability, before review.
Lowest Houston to St Louis airfare, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare
₹17,755
30/10/2026
Delta Air Lines
05:29
Cheapest Airfare Within 30 Days
₹17,400
07/11/2026
Delta Air Lines
05:29
Cheapest Airfare Within 90 Days
₹16,867
06/01/2027
Delta Air Lines
05:29
Book Houston to St Louis Flight Tickets on FlyX
FlyX lists each Houston to St Louis flight in these results with its fare, departure time, stops, layover airport and baggage, so you can compare air tickets side by side. To find a cheap ticket, sort by price and check what baggage the fare includes. The fare is checked with the airline again before you pay.
Houston to St Louis Flight Distance, Duration and Time
The aerial distance between Houston and St Louis is about 1,076 KM. In these results, journey times range from 2h 2m to 52h 24m. Flights with a layover take longer because the total includes the connection time.
Houston to St Louis Flight Schedule and Timing
The search for these dates returned 56 flight options, 5 of them non-stop. The first departure from Houston is at 05:00 and the last is at 20:20. Flights leave from George Bush Intercontinental and land at Lambert-St Louis Intl.
Flight Route Details & Analysis
Flight Details
Information
Route
Houston to St Louis
Aerial Distance
1,076 KM
Flight Duration
2h 2m - 52h 24m
Airport Codes
Houston - IAH, St Louis - STL
Total Flights Available
56 flights5 direct51 with layovers
First Flight Departure
Departs at 05:00
Last Flight Departure
Departs at 20:20
Early Morning Flights (12 AM - 8 AM)
10 flights0 direct10 with layovers
Morning Flights (8 AM - 12 PM)
12 flights1 direct11 with layovers
Afternoon Flights (12 PM - 4 PM)
13 flights2 direct11 with layovers
Evening Flights (4 PM - 8 PM)
20 flights1 direct19 with layovers
Night Flights (8 PM - 12 AM)
1 flight1 direct0 with layovers
Airport Information & Terminals
IAH: Houston airport. Houston airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
STL: St. Louis airport. St. Louis airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
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Houston to St Louis
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