Are direct Columbus to St Louis flights available?
No non-stop option appears in the current route snapshot. Available itineraries may include one or more stops; use the Stops filter to compare them.
CMH to STL
Columbus to St Louis Flights from US$124 + Up to 20% Off
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.
Live fares from the airlines
No hidden charges
Transparent cancellation policy
24×7 booking support
Cheapest fareUS$124Delta Air Lines
Fastest3h 36mgate to gate
Options today45flights on this route
Live flights for Tue, 18 Aug 2026
Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.
Showing flight options for the selected travel date.
Currency: USD
Delta Air Lines
DL-2469
06:00
2026-08-18
Columbus (CMH)
Port Columbus Intl
Port Columbus Intl4H :54 M
1 Stop
ATL
· 1h 40m Atlanta (ATL), United States
09:54
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
Delta Air Lines
DL-2469
06:00
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl6H :46 M
1 Stop
ATL
· 3h 30m Atlanta (ATL), United States
11:46
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
Delta Air Lines
DL-5701
06:35
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :02 M
1 Stop
DTW
· 1h 15m Detroit (DTW), United States
09:37
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
Delta Air Lines
DL-2909
07:05
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl5H :41 M
1 Stop
ATL
· 2h 23m Atlanta (ATL), United States
11:46
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
Delta Air Lines
DL-5812
08:05
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl6H :09 M
1 Stop
DTW
· 3h 24m Detroit (DTW), United States
13:14
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
Delta Air Lines
DL-3165
08:10
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :36 M
1 Stop
ATL
· 1h 21m Atlanta (ATL), United States
11:46
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
Delta Air Lines
DL-1479
10:02
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl5H :31 M
1 Stop
ATL
· 2h 21m Atlanta (ATL), United States
14:33
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
Delta Air Lines
DL-1479
10:02
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl7H :15 M
1 Stop
ATL
· 3h 59m Atlanta (ATL), United States
16:17
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
Delta Air Lines
DL-3739
10:38
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl3H :36 M
1 Stop
DTW
· 0h 51m Detroit (DTW), United States
13:14
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
Delta Air Lines
DL-1522
12:45
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :32 M
1 Stop
ATL
· 1h 11m Atlanta (ATL), United States
16:17
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$120
$124
American Airlines
AA-4523
05:31
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl3H :53 M
1 Stop
ORD
· 1h 00m Chicago (ORD), United States
08:24
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$154
$159
American Airlines
AA-3572
08:15
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl5H :39 M
1 Stop
ORD
· 2h 29m Chicago (ORD), United States
12:54
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$154
$159
American Airlines
AA-3414
09:16
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :38 M
1 Stop
ORD
· 1h 29m Chicago (ORD), United States
12:54
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$154
$159
American Airlines
AA-6213
10:18
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl3H :36 M
1 Stop
ORD
· 0h 29m Chicago (ORD), United States
12:54
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$154
$159
United Airlines
UA-622
11:05
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl5H :33 M
1 Stop
ORD
· 2h 28m Chicago (ORD), United States
15:38
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$154
$159
United Airlines
UA-3421
12:30
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :08 M
1 Stop
ORD
· 1h 01m Chicago (ORD), United States
15:38
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$154
$159
United Airlines
UA-1182
18:11
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :49 M
1 Stop
ORD
· 1h 39m Chicago (ORD), United States
22:00
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$154
$159
United Airlines
UA-758
18:11
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl6H :27 M
1 Stop
EWR
· 1h 59m New York (EWR), United States
23:38
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$154
$159
American Airlines
AA-6347
21:03
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :11 M
1 Stop
ORD
· 1h 09m Chicago (ORD), United States
00:14
2026-08-19
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$154
$159
Delta Air Lines
DL-1522
12:45
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl6H :42 M
1 Stop
ATL
· 3h 22m Atlanta (ATL), United States
18:27
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$155
$160
Delta Air Lines
DL-1750
14:59
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :28 M
1 Stop
ATL
· 1h 07m Atlanta (ATL), United States
18:27
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$155
$160
United Airlines
UA-2795
07:20
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl5H :42 M
1 Stop
ORD
· 2h 35m Chicago (ORD), United States
12:02
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$176
$182
Recommended hotels in St Louis
Stay options near the arrival city for the same travel date.
Best Western Plus Louisa
- 18199 US-23, Louisa, KY 41230 ,
Free WiFiACBreakfast
Room availability is checked live
United Airlines
UA-3420
09:00
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :02 M
1 Stop
ORD
· 0h 52m Chicago (ORD), United States
12:02
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$176
$182
United Airlines
UA-622
11:05
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :23 M
1 Stop
ORD
· 1h 19m Chicago (ORD), United States
14:28
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$176
$182
United Airlines
UA-3430
06:00
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :39 M
1 Stop
IAD
· 1h 00m Washington (IAD), United States
09:39
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$204
$209
Delta Air Lines
DL-5774
14:06
2026-08-18
Columbus (CMH)Port Columbus Intl
Port Columbus Intl4H :32 M
1 Stop
DTW
· 1h 40m Detroit (DTW), United States
17:38
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl
FLYX20 Applied
$238
$246
No flights match the selected filters. Clear filters or open full search.
Fare highlights
Selected flight highlights for 18 Aug 2026.
Lowest fare
$124
Delta Air Lines
06:00
Earliest departure
$159
American Airlines
05:31
Shortest duration
$124
Delta Air Lines
10:38
Night
00:00-05:59
$159
American Airlines at 05:31
Morning
06:00-11:59
$124
Delta Air Lines at 06:00
Afternoon
12:00-17:59
$124
Delta Air Lines at 12:45
Evening
18:00-23:59
$159
United Airlines at 18:11
Columbus to St Louis flight booking guide
Quick answers to the most common questions about flying Columbus to St Louis.
Best time or month to book
There is no permanently cheapest month because airline inventory changes continuously. As a practical starting point, compare nearby dates and begin checking international trips 6–12 weeks before departure; peak holidays may need earlier booking.
Cheapest days for this route
Among the dates currently shown, Tuesday has the lowest displayed fare at $124. This is a live snapshot, not a guaranteed weekly rule.
Baggage rules
Allowance is fare-specific, not just airline-specific. Current cards show examples such as 0 Pieces check-in baggage. Open the fare choices and verify cabin/check-in baggage before continuing.
Cancellation and refund explanation
Refundable and non-refundable labels are shown on each card. Exact airline cancellation charges, no-show rules and refund timelines are verified for the selected fare before booking; promotional discounts and applicable charges are adjusted from any refund.
Secure booking support
FlyX rechecks the live fare before payment, shows the payable amount and provides 24×7 booking support. Payment, refund, cancellation and help links are available in the footer.
Airlines flying from Columbus to St Louis
Compare fares, stops, baggage and refundability across the airlines flying this route.
Delta Air Lines Columbus to St Louis flights
Delta Air Lines cheap flights Columbus to St Louis
Fares start from $124 on this route.
Columbus to St Louis Delta Air Lines flight schedule
18 departures — compare timings in the list above.
United Airlines Columbus to St Louis flights
United Airlines cheap flights Columbus to St Louis
Fares start from $159 on this route.
Columbus to St Louis United Airlines flight schedule
15 departures — compare timings in the list above.
American Airlines Columbus to St Louis flights
American Airlines cheap flights Columbus to St Louis
Fares start from $159 on this route.
Columbus to St Louis American Airlines flight schedule
12 departures — compare timings in the list above.
Columbus to St Louis flight details
| Cheapest fare | US$124 · Tue, 18 Aug |
|---|---|
| Fastest flight duration | 3h 36m · Delta Air Lines |
| First departure of the day | 05:31 · American Airlines |
| Last departure of the day | 21:03 · American Airlines |
| Flights currently available | 45 |
| Popular airlines on this route | Delta Air Lines, United Airlines, American Airlines |
| Airport codes | Columbus–CMH, St Louis–STL |
Fares and timings are indicative — the exact price is confirmed with the airline when you search.
Columbus to St Louis flight schedule, timing and fares
Columbus to St Louis flight schedule and timing
Around 45 flights operate on this route. Departures run through the day — the first flight leaves around 05:31 and the last around 21:03. The fastest flight takes about 3h 36m.
Morning vs evening Columbus–St Louis fares
Lowest fare by departure window: Morning from $124, Afternoon from $124, Night from $159, Evening from $159. Early-morning and late-night flights are often cheaper than peak daytime slots.
What is today’s lowest airfare from Columbus to St Louis?
The lowest fare we are currently showing is US$124, on a Tuesday departure. Airfares change through the day, so search your dates for the exact price.
Should I book one-way or round-trip for Columbus to St Louis?
Domestic fares are usually priced per leg, so two one-ways often cost about the same as a round-trip and keep your return date flexible. Round-trip is worth choosing when you want a single PNR for both legs, and eligible coupons like FLYX20 apply either way.
Which airlines should I consider for Columbus to St Louis?
Delta Air Lines (18 flights, from $124), United Airlines (15 flights, from $159), American Airlines (12 flights, from $159). Compare fare type, baggage and refundability — the cheapest airline is not always the best value for your dates.
Web check-in for your Columbus to St Louis flight
Most airlines open web check-in 24–48 hours before departure on their own website or app using your PNR. Checking in early lets you pick better seats free of charge on many fares; FlyX also links every booking’s airline check-in page from Web Check-in.
How to book a Columbus to St Louis flight on FlyX
- 1Enter your travel details
Choose one-way or round-trip, pick your dates and travellers in the search form above.
- 2Compare live results
Sort or filter the Columbus–St Louis results by price, departure time, stops and airline.
- 3Open the fare choices
Check baggage allowance and refundability for each fare type before continuing.
- 4Review the final price
FlyX rechecks the live fare with the airline; any eligible coupon is applied automatically.
- 5Pay securely
UPI, cards, net banking and wallets supported; your e-ticket is emailed within minutes.
Why book your Columbus to St Louis flight with FlyX?
If you are looking for Columbus to St Louis flight tickets at the best possible fare, FlyX keeps the process simple and transparent. Enter your dates and travellers, compare live fares across every major airline on this route, and filter by price, departure time, stops or airline to find the flight that actually fits your plan. Every fare you see is rechecked live with the airline before payment, so the price you approve is the price you pay — no hidden charges added at checkout.
And that is not all — eligible discounts like FLYX20 are applied automatically on the review page, payments run over 256-bit SSL with UPI, cards, net banking and wallets, and our 24x7 support team backs every booking as an IATA-accredited travel company. Refund and cancellation rules are shown clearly for each fare before you pay, and your e-ticket lands in your inbox within minutes. So why wait? Book your Columbus to St Louis flight on FlyX and take off with genuine savings today.
Columbus to St Louis flight offers & coupon codes
| Coupon code | Offer | Max saving |
|---|---|---|
| FLYX20 | Up to 20% Off on Flights | ₹1,500 |
Your discount is applied automatically on the review page before you pay. View full terms.
Frequently asked questions - Columbus to St Louis flights
Is it worth booking Columbus to St Louis flights in advance?
Yes, booking flights in advance helps you secure cheap flight tickets. Comparing air ticket prices 3–4 weeks early gives you better visibility of airline timings, baggage policies, and fare rules before high-demand periods push prices up.
How far is Columbus from St Louis by air?
The approximate direct air distance between Columbus (CMH) and St Louis (STL) is 657.42 km. The actual flight duration and route path vary depending on airline schedules and wind conditions.
Are there non-stop flights from CMH to STL?
Non-stop flight availability depends on the airline schedule and departure date. You can filter the live search results by stops to view direct flights, one-stop connections, and transit flights instantly.
Why does the price change after clicking Book Now?
Airline seat inventory and airfares change dynamically in real-time. Selecting 'Book Now' runs a live fare verification check to ensure you get the most accurate price before final booking confirmation.
Can I compare nearby dates?
Yes, you can easily compare flights for nearby dates. Select any date on the date calendar strip to refresh the fares, compare air ticket pricing, and choose the most budget-friendly travel day.
Columbus to St Louis - what to expect when booking
The CMH 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: 657.42 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.
Book Cheapest Flight from Columbus to St Louis on FlyX
Securing the best airfare from Columbus to St Louis is all about planning. FlyX's real-time fare tracking system allows you to check flight options and lock in the lowest ticket prices before they rise:
- Book at least 3-4 weeks in advance to secure the most competitive Columbus to St Louis airfares.
- Consider traveling mid-week (Tuesdays or Wednesdays) to bypass weekend pricing surges.
- Early morning or late-night departure flights consistently offer lower fares than afternoon slots.
- Use our live calendar view above to easily spot fare changes on nearby dates.
Find the Lowest airfare from Columbus to St Louis
| Cheapest Fare | Fare | Date | Airline | Departure |
|---|---|---|---|---|
| Lowest Airfare Today | $124 | 18/08/2026 | Delta Air Lines | 06:00 |
| Cheapest Airfare Within 30 Days | $122 | 29/08/2026 | Delta Air Lines | 06:00 |
| Cheapest Airfare Within 90 Days | $118 | 28/10/2026 | Delta Air Lines | 06:00 |
Book Columbus to St Louis Flight Tickets on FlyX
Planning to fly from Columbus to St Louis? FlyX lets you compare flight rates, airline timings, layovers, and baggage allowances all in one simple list. From quick non-stop routes to flexible connecting options, finding and booking cheap air tickets has never been easier.
Columbus to St Louis Flight Distance, Duration and Time
The aerial distance between Columbus and St Louis is approximately 657 KM. The flight duration ranges from 3H :36 M up to 7H :15 M depending on whether you book a non-stop flight or a connecting schedule with layovers.
Columbus to St Louis Flight Schedule and Timing
Around 45 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from Columbus at 05:31, while the last night flight leaves at 21:03. Flights depart from Port Columbus Intl and land at Lambert-St Louis Intl.
Flight Route Details & Analysis
| Flight Details | Information |
|---|---|
| Route | Columbus to St Louis |
| Aerial Distance | 657 KM |
| Flight Duration | 3H :36 M - 7H :15 M |
| Airport Codes | Columbus - CMH, St Louis - STL |
| Total Flights Available | 45 flights (0 direct) |
| First Flight Departure | Departs at 05:31 |
| Last Flight Departure | Departs at 21:03 |
| Early Morning Flights (12 AM - 8 AM) | 11 direct/indirect flights |
| Morning Flights (8 AM - 12 PM) | 15 direct/indirect flights |
| Afternoon Flights (12 PM - 4 PM) | 10 direct/indirect flights |
| Evening Flights (4 PM - 8 PM) | 8 direct/indirect flights |
| Night Flights (8 PM - 12 AM) | 1 direct/indirect flights |
Airport Information & Terminals
CMH: Columbus airport. Columbus 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.
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.
