$121+ Cheap flights from Oklahoma City to St. Louis (OKC - STL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — STL
Jun 28 — Jul 51
Round-trip
1 adult, Economy
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Find cheap flights from Oklahoma City to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Oklahoma City to St. Louis
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Best
Last-minute
One-way
Cheapest flights from Oklahoma City to St. LouisExplore the most affordable flight options available from Oklahoma City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 29, 2026.
Explore the most affordable flight options available from Oklahoma City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 29, 2026.
This Mytrip deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/233:49 pm
OKC
- STL
1 stop27h 34m
Frontier
Tue 6/308:08 pm
STL
- OKC
1 stop22h 25m
Frontier
Deal found 5/27![Frontier logo]()
$239
This Booking.com deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/267:24 pm
OKC
- STL
1 stop22h 51m
Frontier
Tue 7/288:08 pm
STL
- OKC
1 stop22h 23m
Frontier
Deal found 5/28![Frontier logo]()
$262
This Booking.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/267:29 pm
OKC
- STL
1 stop18h 37m
Frontier
Fri 7/37:38 pm
STL
- OKC
1 stop22h 55m
Frontier
Deal found 5/27![Frontier logo]()
$282
This Frontier deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/153:49 pm
OKC
- STL
1 stop27h 34m
Frontier
Tue 6/238:08 pm
STL
- OKC
1 stop22h 25m
Frontier
Deal found 5/24![Frontier logo]()
$290
This Gotogate deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:56 pm
OKC
- STL
1 stop5h 19m
Frontier
Sun 10/258:10 pm
STL
- OKC
1 stop16h 51m
Frontier
Deal found 5/26![Frontier logo]()
$294
This Booking.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/223:49 pm
OKC
- STL
1 stop27h 34m
Frontier
Mon 6/297:38 pm
STL
- OKC
1 stop19h 26m
Frontier
Deal found 5/25![Frontier logo]()
$301
This Booking.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:18 pm
OKC
- STL
1 stop23h 35m
Frontier
Fri 6/127:38 pm
STL
- OKC
1 stop22h 55m
Frontier
Deal found 5/27![Frontier logo]()
$302
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:05 pm
OKC
- STL
1 stop5h 40m
United Airlines
Wed 6/245:10 am
STL
- OKC
1 stop5h 39m
United Airlines
Deal found 5/28![United Airlines logo]()
$310
This Booking.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:55 pm
OKC
- STL
1 stop5h 28m
Frontier
Tue 6/168:08 pm
STL
- OKC
1 stop22h 25m
Frontier
Deal found 5/24![Frontier logo]()
$313
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:10 am
OKC
- STL
1 stop6h 13m
Delta
Thu 9/177:05 am
STL
- OKC
1 stop5h 25m
Delta
Deal found 5/25![Delta logo]()
$321
Best flights from Oklahoma City to St. LouisDiscover carefully curated flight deals from Oklahoma City to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 29, 2026.
Discover carefully curated flight deals from Oklahoma City to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 29, 2026.
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:10 am
OKC
- STL
1 stop5h 12m
Delta
Mon 10/56:45 pm
STL
- OKC
1 stop5h 11m
Delta
Deal found 5/28![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:50 pm
OKC
- STL
2 stops6h 50m
Southwest
Thu 9/178:30 am
STL
- OKC
2 stops6h 50m
Southwest
Deal found 5/25![Southwest logo]()
$331
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:00 am
OKC
- STL
1 stop7h 15m
United Airlines
Wed 8/269:00 am
STL
- OKC
1 stop7h 09m
United Airlines
Deal found 5/27![United Airlines logo]()
$385
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:45 am
OKC
- STL
1 stop7h 28m
Delta
Tue 7/286:21 am
STL
- OKC
1 stop4h 37m
Delta
Deal found 5/24![Delta logo]()
$350
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:50 pm
OKC
- STL
2 stops8h 05m
Southwest
Sun 10/258:30 am
STL
- OKC
2 stops8h 45m
Southwest
Deal found 5/26![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:10 pm
OKC
- STL
1 stop4h 45m
Southwest
Sun 7/196:35 pm
STL
- OKC
1 stop5h 35m
Southwest
Deal found 5/26![Southwest logo]()
$381
This Southwest deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/114:05 pm
OKC
- STL
1 stop7h 25m
Southwest
Sun 7/121:30 pm
STL
- OKC
1 stop11h 10m
Southwest
Deal found 5/29![Southwest logo]()
$396
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/109:30 am
OKC
- STL
1 stop5h 20m
Southwest
Sun 7/126:35 pm
STL
- OKC
1 stop5h 35m
Southwest
Deal found 5/27![Southwest logo]()
$406
Last-minute flights from Oklahoma City to St. LouisDiscover last-minute flight deals from Oklahoma City to St. Louis. Data last updated May 29, 2026 and is based on user searches.
Discover last-minute flight deals from Oklahoma City to St. Louis. Data last updated May 29, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:55 pm
OKC
- STL
1 stop5h 28m
Frontier
Tue 6/168:08 pm
STL
- OKC
1 stop22h 25m
Frontier
Deal found 5/24![Frontier logo]()
$313
This Booking.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:18 pm
OKC
- STL
1 stop23h 35m
Frontier
Fri 6/127:38 pm
STL
- OKC
1 stop22h 55m
Frontier
Deal found 5/27![Frontier logo]()
$302
This Frontier deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/153:49 pm
OKC
- STL
1 stop27h 34m
Frontier
Tue 6/238:08 pm
STL
- OKC
1 stop22h 25m
Frontier
Deal found 5/24![Frontier logo]()
$290
This Booking.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/223:49 pm
OKC
- STL
1 stop27h 34m
Frontier
Mon 6/297:38 pm
STL
- OKC
1 stop19h 26m
Frontier
Deal found 5/25![Frontier logo]()
$301
This Booking.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/223:49 pm
OKC
- STL
1 stop27h 34m
Frontier
Thu 6/257:38 pm
STL
- OKC
1 stop19h 26m
Frontier
Deal found 5/24![Frontier logo]()
$323
This Mytrip deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/233:49 pm
OKC
- STL
1 stop27h 34m
Frontier
Tue 6/308:08 pm
STL
- OKC
1 stop22h 25m
Frontier
Deal found 5/27![Frontier logo]()
$239
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:05 pm
OKC
- STL
1 stop5h 40m
United Airlines
Wed 6/245:10 am
STL
- OKC
1 stop5h 39m
United Airlines
Deal found 5/28![United Airlines logo]()
$310
This Booking.com deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:29 pm
OKC
- STL
1 stop18h 37m
Frontier
Thu 7/27:38 pm
STL
- OKC
1 stop19h 26m
Frontier
Deal found 5/28![Frontier logo]()
$331
This Booking.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/267:29 pm
OKC
- STL
1 stop18h 37m
Frontier
Fri 7/37:38 pm
STL
- OKC
1 stop22h 55m
Frontier
Deal found 5/27![Frontier logo]()
$282
This Booking.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/267:29 pm
OKC
- STL
1 stop18h 37m
Frontier
Sat 6/277:38 pm
STL
- OKC
1 stop19h 26m
Frontier
Deal found 5/25![Frontier logo]()
$327
One-way flights from Oklahoma City to St. LouisSearch for one-way flight options from Oklahoma City to St. Louis. Find affordable one-way fares based on user searches. Data last updated May 29, 2026.
Search for one-way flight options from Oklahoma City to St. Louis. Find affordable one-way fares based on user searches. Data last updated May 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/163:49 pm
OKC
- STL
1 stop27h 34m
Frontier
Deal found 5/26![Frontier logo]()
$121
This Trip.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:18 pm
OKC
- STL
1 stop23h 35m
Frontier
Deal found 5/25![Frontier logo]()
$125
This Booking.com deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/33:49 pm
OKC
- STL
1 stop27h 04m
Frontier
Deal found 5/26![Frontier logo]()
$147
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1612:20 pm
OKC
- STL
2 stops7h 00m
Southwest
Deal found 5/26![Southwest logo]()
$163
This Booking.com deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/123:49 pm
OKC
- STL
1 stop27h 04m
Frontier
Deal found 5/28![Frontier logo]()
$167
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:50 pm
OKC
- STL
1 stop4h 55m
Southwest
Deal found 5/24![Southwest logo]()
$178
This Frontier deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:41 pm
OKC
- STL
1 stop6h 42m
Frontier
Deal found 5/27![Frontier logo]()
$185
This Booking.com deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:18 pm
OKC
- STL
1 stop23h 35m
Frontier
Deal found 5/29![Frontier logo]()
$197
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2412:20 pm
OKC
- STL
2 stops7h 00m
Southwest
Deal found 5/25![Southwest logo]()
$205
This American Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:01 am
OKC
- STL
1 stop6h 48m
American Airlines
Deal found 5/28![American Airlines logo]()
$240
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:15 am
OKC
- STL
2 stops8h 15m
Southwest
Deal found 5/26![Southwest logo]()
$245
Find flight deals from Oklahoma City to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Oklahoma City (OKC) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $239 (Mytrip) |
One-way from | $121 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $357 |
Good round-trip deal | $809 or less |
Good one-way deal | $265 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Oklahoma City to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 29, 2026.
Use the filters below to find and compare flights from Oklahoma City to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Sat 10/3
7:10 am-12:22 pm
1 stop5h 12m
Lambert-St Louis
Mon 10/5
6:45 pm-11:56 pm
1 stop5h 11m
$327
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Tue 9/15
2:50 pm-9:40 pm
2 stops6h 50m
Lambert-St Louis
Thu 9/17
8:30 am-3:20 pm
2 stops6h 50m
$331
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Sat 7/25
7:45 am-3:13 pm
1 stop7h 28m
Lambert-St Louis
Tue 7/28
6:21 am-10:58 am
1 stop4h 37m
$350
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Thu 10/22
12:50 pm-8:55 pm
2 stops8h 05m
Lambert-St Louis
Sun 10/25
8:30 am-5:15 pm
2 stops8h 45m
$364
Quickest round-trip
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Thu 7/16
7:10 pm-11:55 pm
1 stop4h 45m
Lambert-St Louis
Sun 7/19
6:35 pm-12:10 am
1 stop5h 35m
$381
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Tue 8/25
7:00 am-2:15 pm
1 stop7h 15m
Lambert-St Louis
Wed 8/26
9:00 am-4:09 pm
1 stop7h 09m
$385
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Sat 7/11
4:05 pm-11:30 pm
1 stop7h 25m
Lambert-St Louis
Sun 7/12
1:30 pm-12:40 am
1 stop11h 10m
$396
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Fri 7/10
9:30 am-2:50 pm
1 stop5h 20m
Lambert-St Louis
Sun 7/12
6:35 pm-12:10 am
1 stop5h 35m
$406
Cheapest one-way
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Tue 6/16
3:49 pm-7:23 pm
1 stop27h 34m
$121
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Wed 6/24
7:18 pm-6:53 pm
1 stop23h 35m
$125
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Oklahoma City to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oklahoma City to St. Louis in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Oklahoma City-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oklahoma City-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oklahoma City-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Oklahoma City-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oklahoma City-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Oklahoma City to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Oklahoma City with our price prediction graph.
OKC-STL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Oklahoma City to St. Louis
What is the cheapest month to book a flight from Oklahoma City to St. Louis?
Currently, February is the cheapest month in which you can book a flight from Oklahoma City to St. Louis (average of $222). Flying from Oklahoma City to St. Louis in December is currently the most expensive (average of $455). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Oklahoma City to St. Louis?
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated May 29, 2026.
Get a feel of what it's like to fly with Southwest,American Airlines, andFrontier from Oklahoma City to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Oklahoma City to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Oklahoma City and St. Louis flights
Browse other Oklahoma City and St. Louis flight options. Last updated on May 29, 2026.
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Top 3 airlines flying from Oklahoma City to St. Louis
Discover the top 3 airlines that operate flights from Oklahoma City to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$70 | Average$246 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$275 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$257 | Average$368 | FlexibilityNo cancel fee | On-time63% |