FlyX aircraft connecting destinations across a global flight network
MCI to STL

Kansas City to St Louis Flights

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

Fare checked before payment All fees shown upfront Transparent cancellation policy 24×7 booking support
Lowest fare₹19,873American Airlines
Fastest4h 16mgate to gate
Options found20flights on this route
Find your flight MCI STL

Available Flights & Fares

Compare fares, timings and baggage. Pick the flight that suits your trip.

Prices in INR
20 flight options

Fares are checked again before payment.

FLYX20 AUTO APPLIED Coupon offer
FLYX EXCLUSIVE SAVINGS Up to 20% off

On eligible flight bookings · Offer terms apply.

Coupon savings Bank terms apply Eligible flights
View offer
Bank offer T&C apply

1% cashback

Flipkart Axis Bank Credit Card

Offer terms apply Eligible payments
View Offer & T&C Checked at payment
Flipkart Axis Bank Credit Card
Axis Bank Flipkart Axis Bank Credit Card
An eligible FlyX coupon saves first. STAY30 is only for eligible hotel bookings. Bank and card offers are additional and checked inside secure payment.
Offers shown here are run by the respective banks and card issuers and are applied by our payment gateway. FlyX is not affiliated with, endorsed by or a partner of these brands, and all names and logos belong to their owners.
Sort by
AA
American Airlines
AA-4366
05:30
2026-10-30
Kansas City (MCI)Kansas City International Airport
5H :21 M
1 Stop
ORD · 2h 16m Chicago (ORD), United States
10:51
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
United Airlines
United Airlines
UA-5409
05:45
2026-10-30
Kansas City (MCI)Kansas City International Airport
6H :53 M
1 Stop
DEN · 2h 38m Denver (DEN), United States
12:38
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5656
06:00
2026-10-30
Kansas City (MCI)Kansas City International Airport
4H :32 M
1 Stop
ORD · 0h 59m Chicago (ORD), United States
10:32
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5656
06:00
2026-10-30
Kansas City (MCI)Kansas City International Airport
6H :10 M
1 Stop
ORD · 2h 49m 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
United Airlines
United Airlines
UA-303
07:36
2026-10-30
Kansas City (MCI)Kansas City International Airport
4H :34 M
1 Stop
ORD · 1h 22m 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
United Airlines
United Airlines
UA-303
07:36
2026-10-30
Kansas City (MCI)Kansas City International Airport
6H :53 M
1 Stop
ORD · 3h 32m Chicago (ORD), United States
14:29
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-547
08:30
2026-10-30
Kansas City (MCI)Kansas City International Airport
8H :20 M
1 Stop
IAH · 3h 53m Houston (IAH), United States
16:50
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-2437
11:27
2026-10-30
Kansas City (MCI)Kansas City International Airport
4H :16 M
1 Stop
ORD · 0h 57m Chicago (ORD), United States
15:43
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-708
13:34
2026-10-30
Kansas City (MCI)Kansas City International Airport
7H :25 M
1 Stop
DEN · 3h 15m Denver (DEN), United States
20:59
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5675
17:16
2026-10-30
Kansas City (MCI)Kansas City International Airport
4H :24 M
1 Stop
ORD · 1h 05m Chicago (ORD), United States
21:40
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 5 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5675
17:16
2026-10-30
Kansas City (MCI)Kansas City International Airport
6H :08 M
1 Stop
ORD · 2h 55m Chicago (ORD), United States
23:24
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 4 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-2336
18:45
2026-10-30
Kansas City (MCI)Kansas City International Airport
4H :39 M
1 Stop
ORD · 1h 30m Chicago (ORD), United States
23:24
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
AA
American Airlines
AA-6459
19:21
2026-10-30
Kansas City (MCI)Kansas City International Airport
4H :58 M
1 Stop
ORD · 1h 43m 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
AA
American Airlines
AA-3517
07:16
2026-10-30
Kansas City (MCI)Kansas City International Airport
5H :44 M
1 Stop
ORD · 2h 25m 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
United Airlines
United Airlines
UA-463
11:33
2026-10-30
Kansas City (MCI)Kansas City International Airport
7H :57 M
1 Stop
IAD · 2h 54m Washington (IAD), United States
19:30
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 3 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5603
09:49
2026-10-30
Kansas City (MCI)Kansas City International Airport
5H :54 M
1 Stop
ORD · 2h 30m Chicago (ORD), United States
15:43
2026-10-30
St Louis (STL)Lambert-St Louis Intl
Non Refundable 4 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2741
14:10
2026-10-30
Kansas City (MCI)Kansas City International Airport
19H :39 M
1 Stop
DTW · 16h 06m Detroit (DTW), United States
09:49
2026-10-31
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2761
17:39
2026-10-30
Kansas City (MCI)Kansas City International Airport
16H :10 M
1 Stop
DTW · 12h 34m Detroit (DTW), United States
09:49
2026-10-31
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Alaska Airlines
Alaska Airlines
AS-418
15:17
2026-10-30
Kansas City (MCI)Kansas City International Airport
24H :27 M
1 Stop
SEA · 16h 20m Seattle (SEA), United States
15:44
2026-10-31
St Louis (STL)Lambert-St Louis Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Delta Air Lines
Delta Air Lines
DL-1660
17:32
2026-10-30
Kansas City (MCI)Kansas City International Airport
16H :10 M
1 Stop
ATL · 12h 25m Atlanta (ATL), United States
09:42
2026-10-31
St Louis (STL)Lambert-St Louis Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces

Recommended hotels in St Louis

Stay options near the arrival city for the same travel date.

Search hotels
No flights match the selected filters. Clear filters or open full search.

Airfare Highlights

From flights departing on Fri, 30 Oct 2026.

Lowest fare ₹19,873 American Airlines 05:30
Earliest departure ₹19,873 American Airlines 05:30
Shortest duration ₹19,873 United Airlines 11:27
Night 00:00-05:59 ₹19,873 American Airlines at 05:30
Morning 06:00-11:59 ₹19,873 United Airlines at 06:00
Afternoon 12:00-17:59 ₹19,873 United Airlines at 13:34
Evening 18:00-23:59 ₹19,873 United Airlines at 18:45

Departure & Arrival Airport Details

Kansas City (MCI)

Kansas City International Airport

United States

GMT -6

Latitude: 39.2976

Longitude: -94.713898

St Louis (STL)

Lambert-St Louis Intl

United States

GMT -6

Latitude: 38.748697

Longitude: -90.370003

Distance: Kansas City (MCI), United States to St Louis (STL), United States - 380.15 km
Flights shown for 30 Oct 2026. View all flights opens the complete search result.
Route forecast

Weather in Kansas City and St Louis

Live forecast for both cities, 12 Oct to 15 Oct.

Departure city

Kansas City

Thu, 15 Oct
29°CPartly cloudyLow 16°
73% humidity 22 km/h wind 0.2 mm rain
  • Mon28° / 17°
  • Tue28° / 20°
  • Wed29° / 19°
Arrival city

St Louis

Thu, 15 Oct
28°CClear skyLow 20°
72% humidity 12 km/h wind 0.2 mm rain
  • Mon24° / 15°
  • Tue30° / 17°
  • Wed28° / 18°

Forecast data from MET Norway, CC BY 4.0.

Smart travel dates

Holidays and peak dates for St Louis

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 DayMonday
  • 12OctColumbus DayMonday
  • 12OctIndigenous Peoples' DayMonday
  • 11NovVeterans DayWednesday
  • 26NovThanksgiving DayThursday
  • 25DecChristmas DayFriday

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 Kansas City to St Louis

Ways to make this trip that you can book on FlyX, compared by price and journey time.

OptionFromJourney timeAvailabilityAction
Connecting flight₹19,873Longer, includes a stop20 options

Air distance is about 380 km. FlyX does not currently sell a bus on this pair. 4 airlines operate this route.

Road distance and coach duration are approximate estimates from the air distance, not a timetable.

Airlines flying from Kansas City to St Louis

Compare fares, stops, baggage and refundability across the airlines flying this route.

United Airlines Flights

from ₹19,87313 flights
Fares from
₹19,873
Non-stop
None in these results
Departures
13 in the list above

American Airlines Flights

from ₹19,8733 flights
Fares from
₹19,873
Non-stop
None in these results
Departures
3 in the list above

Delta Air Lines Flights

from ₹33,2323 flights
Fares from
₹33,232
Non-stop
None in these results
Departures
3 in the list above

Route Overview & Flight Facts

Fastest flight duration4h 16m · United Airlines
First departure of the day05:30 · American Airlines
Last departure of the day19:21 · American Airlines
Flight options found20
Airport codesKansas City–MCI, 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 20 flight options. The first flight leaves around 05:30 and the last around 19:21. The fastest flight takes about 4h 16m.

Morning vs Evening Departure Fares

Lowest fare by departure window: Night from ₹19,873, Morning from ₹19,873, Afternoon from ₹19,873, Evening from ₹19,873. 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

Check the operating airline’s opening time and check-in deadline for each sector. Seat charges and availability depend on your fare. Use the airline reference and the links on Web Check-in.

How to Book Cheap Flights on FlyX

  1. 1
    Enter your travel details

    Choose one-way or round-trip, pick your dates and travellers in the search form above.

  2. 2
    Compare search results

    Sort or filter the Kansas City–St Louis results by price, departure time, stops and airline.

  3. 3
    Open the fare choices

    Check baggage allowance and refundability for each fare type before continuing.

  4. 4
    Review the final price

    Review the refreshed supplier fare, coupon saving and selected payment-method fee before you pay.

  5. 5
    Pay securely

    UPI, cards, net banking and wallets supported; payment and ticket issuance have separate statuses. If issuance is pending, follow the booking status; the confirmed ticket is sent after issuance.

Why Book Your Flight with FlyX?

Compare the available Kansas City 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.

Fare checked before paymentCoupon eligibility checkedBooking status trackingBooking support

Exclusive Flight Offers & Promo Coupons

Coupon codeOfferMax saving
FLYX20Up to 20% Off on Flights₹1,500

Check coupon eligibility and the final discount on the review page before you pay. View full terms.

Frequently Asked Questions

Is it worth booking Kansas City 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 Kansas City to St Louis dates shown on this page, the lowest fare is on a Friday at ₹19,873. This can change from week to week.

How far is Kansas City from St Louis by air?

The direct air distance between Kansas City (MCI) and St Louis (STL) is about 380 km. Actual flight time varies with the routing the airline files and with winds on the day.

Are there non-stop flights from MCI to STL?

Not on the dates shown here. Every Kansas City to St Louis option on this page has at least one stop. Non-stop service can differ by season and by day, so check nearby dates before you decide.

Which airlines fly Kansas City to St Louis?

United Airlines, American Airlines 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 Kansas City to St Louis?

Every option on this page has at least one stop, and the shortest total journey time is about 4h 16m including the layover. Non-stop service on this route can vary by season and by day.

What is the cheapest Kansas City to St Louis flight fare?

The lowest Kansas City to St Louis fare on this page is ₹19,873. Fares on the same dates run up to ₹43,068, depending on airline, timing and fare type. Airline prices change often, so search your dates for the current fare.

What time do Kansas City to St Louis flights depart?

On the dates shown here, the first departure is around 05:30 and the last around 19:21, local time at Kansas City. 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 MCI–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.

For payment, ticket issuance or a change request, see FlyX support. About FlyX.

United States travel guide for Indian travellers

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.

Read the United States travel guide

What to Expect When Booking Your Flight

The MCI 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: 380.15 km.

Before you book

Compare nearby dates

The date strip opens the complete search result for the route and selected date.

Use filters

Shortlist by price, stops, departure time and refundable fare preference.

Check fare choices

Continue to Booking opens the verified fare choices, including baggage and refundability, before review.

Lowest Kansas City to St Louis airfare, in 30 days and in 90 days

Cheapest FareFareDateAirlineDeparture
Lowest Airfare ₹19,873 30/10/2026 American Airlines 05:30
Cheapest Airfare Within 30 Days ₹19,476 07/11/2026 American Airlines 05:30
Cheapest Airfare Within 90 Days ₹18,879 06/01/2027 American Airlines 05:30

Book Kansas City to St Louis Flight Tickets on FlyX

FlyX lists each Kansas City 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.

Kansas City to St Louis Flight Distance, Duration and Time

The aerial distance between Kansas City and St Louis is about 380 KM. In these results, journey times range from 4h 16m to 24h 27m. Flights with a layover take longer because the total includes the connection time.

Kansas City to St Louis Flight Schedule and Timing

The search for these dates returned 20 flight options. The first departure from Kansas City is at 05:30 and the last is at 19:21. Flights leave from Kansas City International Airport and land at Lambert-St Louis Intl.

Flight Route Details & Analysis

Flight DetailsInformation
RouteKansas City to St Louis
Aerial Distance380 KM
Flight Duration4h 16m - 24h 27m
Airport CodesKansas City - MCI, St Louis - STL
Total Flights Available20 flights0 direct20 with layovers
First Flight DepartureDeparts at 05:30
Last Flight DepartureDeparts at 19:21
Early Morning Flights (12 AM - 8 AM)7 flights0 direct7 with layovers
Morning Flights (8 AM - 12 PM)4 flights0 direct4 with layovers
Afternoon Flights (12 PM - 4 PM)3 flights0 direct3 with layovers
Evening Flights (4 PM - 8 PM)6 flights0 direct6 with layovers
Night Flights (8 PM - 12 AM)No flights in this time slot

Airport Information & Terminals

MCI: Kansas City airport. Kansas City 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.

Try on mobile

Get the FlyX app

Live flight fares, instant e-tickets and trip updates, right on your phone.

Get it onGoogle Play
QR code to get the FlyX app on Google Play
Scan to download