$90+ 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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — STL
Apr 30 — May 71
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Cheapest
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 March 31, 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 March 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Wed 5/61:55 pm
OKC
- STL
2 stops21h 26m
Frontier
Fri 5/88:08 pm
STL
- OKC
1 stop17h 48m
Frontier
Deal found 3/26![Frontier logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:23 pm
OKC
- STL
2 stops16h 08m
Frontier
Mon 5/48:17 pm
STL
- OKC
1 stop15h 39m
Frontier
Deal found 3/29![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Mon 4/278:29 pm
OKC
- STL
2 stops34h 21m
Frontier
Mon 5/48:17 pm
STL
- OKC
1 stop15h 39m
Frontier
Deal found 3/30![Frontier logo]()
$227
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:21 am
OKC
- STL
1 stop5h 13m
Delta
Sat 4/187:25 am
STL
- OKC
1 stop7h 46m
Delta
Deal found 3/26![Delta logo]()
$264
This Southwest deal was found by Cheapflights users on 3/26. 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.
Wed 5/64:50 pm
OKC
- STL
1 stop4h 25m
Southwest
Fri 5/82:25 pm
STL
- OKC
1 stop9h 00m
Southwest
Deal found 3/26![Southwest logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:30 pm
OKC
- STL
1 stop23h 51m
Frontier
Tue 5/56:51 pm
STL
- OKC
2 stops18h 19m
Frontier
Deal found 3/29![Frontier logo]()
$299
This Southwest deal was found by Cheapflights users on 3/26. 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 4/306:15 am
OKC
- STL
1 stop4h 25m
Southwest
Thu 4/3012:25 pm
STL
- OKC
1 stop10h 55m
Southwest
Deal found 3/26![Southwest logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Fri 4/108:30 pm
OKC
- STL
1 stop13h 18m
Frontier
Tue 4/144:59 pm
STL
- OKC
2 stops25h 46m
Frontier
Deal found 3/26![Frontier logo]()
$305
This Southwest deal was found by Cheapflights users on 3/30. 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 4/285:05 am
OKC
- STL
1 stop6h 25m
Southwest
Tue 5/55:30 am
STL
- OKC
1 stop8h 55m
Southwest
Deal found 3/30![Southwest logo]()
$315
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 March 31, 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 March 31, 2026.
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:21 am
OKC
- STL
1 stop6h 35m
Delta
Sat 4/185:00 pm
STL
- OKC
1 stop6h 59m
Delta
Deal found 3/26![Delta logo]()
$264
This Southwest deal was found by Cheapflights users on 3/26. 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 4/306:15 am
OKC
- STL
1 stop4h 25m
Southwest
Thu 4/3012:25 pm
STL
- OKC
1 stop10h 55m
Southwest
Deal found 3/26![Southwest logo]()
$304
This United Airlines deal was found by Cheapflights users on 3/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:00 am
OKC
- STL
1 stop4h 25m
United Airlines
Thu 4/166:30 am
STL
- OKC
1 stop5h 33m
United Airlines
Deal found 3/26![United Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 3/30. 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 4/2812:25 pm
OKC
- STL
2 stops7h 35m
Southwest
Tue 5/56:40 pm
STL
- OKC
1 stop4h 10m
Southwest
Deal found 3/30![Southwest logo]()
$320
This Delta deal was found by Cheapflights users on 3/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:21 am
OKC
- STL
1 stop6h 35m
Delta
Mon 5/46:50 pm
STL
- OKC
1 stop5h 09m
Delta
Deal found 3/29![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:10 pm
OKC
- STL
1 stop6h 15m
Delta
Tue 4/146:00 am
STL
- OKC
1 stop7h 45m
Delta
Deal found 3/26![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/65:21 am
OKC
- STL
1 stop5h 13m
Delta
Fri 5/89:15 am
STL
- OKC
1 stop7h 18m
Delta
Deal found 3/27![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 3/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:26 am
OKC
- STL
1 stop6h 18m
Delta
Fri 5/86:00 am
STL
- OKC
1 stop6h 24m
Delta
Deal found 3/29![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:21 am
OKC
- STL
1 stop6h 35m
Delta
Sat 4/183:25 pm
STL
- OKC
1 stop4h 55m
Delta
Deal found 3/27![Delta logo]()
$361
Last-minute flights from Oklahoma City to St. LouisDiscover last-minute flight deals from Oklahoma City to St. Louis. Data last updated March 31, 2026 and is based on user searches.
Discover last-minute flight deals from Oklahoma City to St. Louis. Data last updated March 31, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 3/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:30 pm
OKC
- STL
1 stop13h 18m
Frontier
Mon 4/68:19 pm
STL
- OKC
1 stop23h 26m
Frontier
Deal found 3/26![Frontier logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Fri 4/108:30 pm
OKC
- STL
1 stop13h 18m
Frontier
Tue 4/144:59 pm
STL
- OKC
2 stops25h 46m
Frontier
Deal found 3/26![Frontier logo]()
$305
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:10 pm
OKC
- STL
1 stop6h 15m
Delta
Tue 4/146:00 am
STL
- OKC
1 stop7h 45m
Delta
Deal found 3/26![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:21 am
OKC
- STL
1 stop5h 13m
Delta
Sat 4/187:25 am
STL
- OKC
1 stop7h 46m
Delta
Deal found 3/26![Delta logo]()
$264
This United Airlines deal was found by Cheapflights users on 3/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/144:38 pm
OKC
- STL
1 stop5h 14m
United Airlines
Thu 4/166:30 am
STL
- OKC
1 stop5h 33m
United Airlines
Deal found 3/26![United Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Mon 4/278:29 pm
OKC
- STL
2 stops34h 21m
Frontier
Mon 5/48:17 pm
STL
- OKC
1 stop15h 39m
Frontier
Deal found 3/30![Frontier logo]()
$227
This Delta deal was found by Cheapflights users on 3/30. 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.
Mon 4/275:59 pm
OKC
- STL
1 stop5h 37m
Delta
Mon 5/411:42 am
STL
- OKC
1 stop7h 48m
Delta
Deal found 3/30![Delta logo]()
$323
This Southwest deal was found by Cheapflights users on 3/30. 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 4/285:05 am
OKC
- STL
1 stop6h 25m
Southwest
Tue 5/55:30 am
STL
- OKC
1 stop8h 55m
Southwest
Deal found 3/30![Southwest logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:30 pm
OKC
- STL
1 stop23h 51m
Frontier
Tue 5/56:51 pm
STL
- OKC
2 stops18h 19m
Frontier
Deal found 3/29![Frontier logo]()
$299
This Southwest deal was found by Cheapflights users on 3/26. 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 4/306:15 am
OKC
- STL
1 stop4h 25m
Southwest
Thu 4/3012:25 pm
STL
- OKC
1 stop10h 55m
Southwest
Deal found 3/26![Southwest logo]()
$304
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 March 31, 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 March 31, 2026.
This Frontier deal was found by Cheapflights users on 3/31. 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.
Sun 5/3112:41 pm
OKC
- STL
1 stop6h 42m
Frontier
Deal found 3/31![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:30 pm
OKC
- STL
1 stop23h 51m
Frontier
Deal found 3/27![Frontier logo]()
$91
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:04 pm
OKC
- STL
1 stop24h 22m
Frontier
Deal found 3/30![Frontier logo]()
$97
This Trip.com deal was found by Cheapflights users on 3/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:30 pm
OKC
- STL
1 stop13h 18m
Frontier
Deal found 3/28![Frontier logo]()
$99
This Frontier deal was found by Cheapflights users on 3/31. 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.
Wed 5/271:55 pm
OKC
- STL
1 stop5h 28m
Frontier
Deal found 3/31![Frontier logo]()
$111
This Priceline deal was found by Cheapflights users on 3/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2612:41 pm
OKC
- STL
1 stop6h 42m
Frontier
Deal found 3/26![Frontier logo]()
$115
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:08 am
OKC
- STL
1 stop7h 21m
Delta
Deal found 3/27![Delta logo]()
$117
This Trip.com deal was found by Cheapflights users on 3/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:30 pm
OKC
- STL
1 stop13h 18m
Frontier
Deal found 3/28![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:23 pm
OKC
- STL
2 stops16h 26m
Frontier
Deal found 3/28![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Fri 5/18:29 pm
OKC
- STL
1 stop23h 03m
Frontier
Deal found 3/30![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Thu 4/308:29 pm
OKC
- STL
1 stop22h 52m
Frontier
Deal found 3/30![Frontier logo]()
$125
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 March 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $224 (Kiwi.com) |
One-way from | $90 (Frontier) |
Popular in | December |
Cheapest in | February |
Average price | $368 |
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 March 31, 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
Wed 4/15
5:21 am-11:56 am
1 stop6h 35m
Lambert-St Louis
Sat 4/18
5:00 pm-11:59 pm
1 stop6h 59m
$264
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Thu 4/30
6:15 am-10:40 am
1 stop4h 25m
Lambert-St Louis
Thu 4/30
12:25 pm-11:20 pm
1 stop10h 55m
$304
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Tue 4/28
12:25 pm-8:00 pm
2 stops7h 35m
Lambert-St Louis
Tue 5/5
6:40 pm-10:50 pm
1 stop4h 10m
$320
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Sat 5/2
5:21 am-11:56 am
1 stop6h 35m
Lambert-St Louis
Mon 5/4
6:50 pm-11:59 pm
1 stop5h 09m
$323
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Fri 4/10
5:10 pm-11:25 pm
1 stop6h 15m
Lambert-St Louis
Tue 4/14
6:00 am-1:45 pm
1 stop7h 45m
$324
Quickest round-trip
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Wed 4/15
5:00 am-9:25 am
1 stop4h 25m
Lambert-St Louis
Thu 4/16
6:30 am-12:03 pm
1 stop5h 33m
$328
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Wed 5/6
5:21 am-10:34 am
1 stop5h 13m
Lambert-St Louis
Fri 5/8
9:15 am-4:33 pm
1 stop7h 18m
$352
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Mon 5/4
11:26 am-5:44 pm
1 stop6h 18m
Lambert-St Louis
Fri 5/8
6:00 am-12:24 pm
1 stop6h 24m
$352
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Tue 4/14
5:21 am-11:56 am
1 stop6h 35m
Lambert-St Louis
Sat 4/18
3:25 pm-8:20 pm
1 stop4h 55m
$361
Cheapest one-way
Oklahoma CitySt. Louis
OKC - STL
OKCSTL
Oklahoma City Will Rogers World
Sun 5/31
12:41 pm-7:23 pm
1 stop6h 42m
$90
Showing 1-10 of 20 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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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 $102). Flying from Oklahoma City to St. Louis in December is currently the most expensive (average of $324). 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 March 31, 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.
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Boarding
8.1
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
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Oklahoma City
Popular flights
St. Louis flight routes
Alternative routes for Oklahoma City to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Oklahoma City to St. Louis by cabin class
Find flights from Oklahoma City to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Oklahoma City and St. Louis flights
Browse other Oklahoma City and St. Louis flight options. Last updated on March 31, 2026.
Other flights from Oklahoma City
Browse through other flights departing from Oklahoma City. Flights are based on user searches made on Cheapflights and were last updated on March 31, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 31, 2026.
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 March 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$101 | Average$290 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$246 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$257 | Average$360 | FlexibilityNo cancel fee | On-time63% |