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$67+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — STL
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$164
(Booking.com)

One-way from

$67
(Trip.com)

Popular in

January

Cheapest in

August

Average price

$269

Good round-trip deal

$321 or less

Good one-way deal

$232 or less
From Oklahoma City Will Rogers World to Lambert-St Louis
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One-way flight from Oklahoma City Will Rogers World to Lambert-St Louis
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Highest demand for flights based on searches. 11% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Oklahoma City Will Rogers World to Lambert-St Louis.
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Price to beat on a one-way flight from Oklahoma City Will Rogers World to Lambert-St Louis.
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Find flight deals from Oklahoma City to St. Louis

Cheapest flights from Oklahoma City to St. Louis
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 September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/237:13 pmOKC - STL
1 stop13h 54mFrontier
Mon 10/277:52 pmSTL - OKC
1 stop23h 08mFrontier
Deal found 9/15$141
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 12/173:06 pmOKC - STL
1 stop8h 00mAmerican Airlines
Wed 1/142:36 pmSTL - OKC
1 stop7h 41mAmerican Airlines
Deal found 9/15$159
This Booking.com deal was found by Cheapflights users on 9/16. 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.
Tue 9/308:00 amOKC - STL
1 stop25h 06mFrontier
Fri 10/37:55 pmSTL - OKC
1 stop25h 32mFrontier
Deal found 9/16$164
This Booking.com deal was found by Cheapflights users on 9/17. 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 9/248:00 amOKC - STL
1 stop25h 06mFrontier
Fri 9/267:55 pmSTL - OKC
1 stop25h 32mFrontier
Deal found 9/17$168
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/75:00 amOKC - STL
1 stop4h 52mUnited Airlines
Tue 10/75:11 pmSTL - OKC
1 stop4h 31mUnited Airlines
Deal found 9/15$175
This Delta deal was found by Cheapflights users on 9/15. 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 10/75:33 amOKC - STL
1 stop7h 02mDelta
Wed 10/85:15 pmSTL - OKC
1 stop6h 43mDelta
Deal found 9/15$177
This Booking.com deal was found by Cheapflights users on 9/16. 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 9/267:46 pmOKC - STL
1 stop13h 20mFrontier
Mon 9/297:55 pmSTL - OKC
1 stop24h 43mFrontier
Deal found 9/16$182
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/1311:07 amOKC - STL
1 stop22h 00mFrontier
Mon 10/207:52 pmSTL - OKC
1 stop14h 39mFrontier
Deal found 9/15$185
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/77:30 amOKC - STL
1 stop6h 57mUnited Airlines
Thu 10/95:15 amSTL - OKC
1 stop5h 22mUnited Airlines
Deal found 9/15$195

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 September 17, 2025.
Use the filters below to find and compare flights from Oklahoma City to St. Louis that are best for you.

Fly from

Oklahoma City

Fly to

St. Louis

Route

Depart

Return

Price

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Wed 9/24

8:00 am-9:06 am

1 stop25h 06m

Lambert-St Louis

Fri 9/26

7:55 pm-9:27 pm

1 stop25h 32m

$168

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Thu 10/2

6:05 am-9:06 am

1 stop27h 01m

Lambert-St Louis

Mon 10/6

7:55 pm-10:31 am

1 stop14h 36m

$168

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 10/7

5:33 am-12:35 pm

1 stop7h 02m

Lambert-St Louis

Fri 10/10

6:52 pm-11:58 pm

1 stop5h 06m

$177

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 10/7

5:33 am-12:35 pm

1 stop7h 02m

Lambert-St Louis

Wed 10/8

5:15 pm-11:58 pm

1 stop6h 43m

$177

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Wed 10/8

5:33 am-10:26 am

1 stop4h 53m

Lambert-St Louis

Wed 10/8

5:15 pm-11:58 pm

1 stop6h 43m

$177

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Wed 10/8

5:33 am-12:35 pm

1 stop7h 02m

Lambert-St Louis

Fri 10/10

6:52 pm-11:58 pm

1 stop5h 06m

$177

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 10/7

7:30 am-2:27 pm

1 stop6h 57m

Lambert-St Louis

Thu 10/9

5:15 am-10:37 am

1 stop5h 22m

$195

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Wed 10/8

12:07 pm-6:57 pm

1 stop6h 50m

Lambert-St Louis

Thu 10/9

6:15 am-11:21 am

1 stop5h 06m

$195

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 10/7

5:00 am-2:27 pm

2 stops9h 27m

Lambert-St Louis

Sat 10/11

6:15 am-11:21 am

1 stop5h 06m

$201

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Sat 10/25

5:33 pm-9:07 am

1 stop15h 34m

Lambert-St Louis

Sun 10/26

7:52 pm-9:52 am

1 stop14h 00m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 23 results
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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.
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, August is the cheapest month in which you can book a flight from Oklahoma City to St. Louis (average of $311). Flying from Oklahoma City to St. Louis in March is currently the most expensive (average of $356). 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.

What is the cheapest time of day to fly from OKC to STL?

Find hourly flight availability from Oklahoma City to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from Oklahoma City to St. Louis at noon. Doing so could potentially save you 16% on the flight price compared to flying in the morning, which is usually more expensive.

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 September 17, 2025.
Get a feel of what it's like to fly with Southwest, American Airlines, and Frontier 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.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,173 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • What airports do I use to fly from Oklahoma City to St. Louis?

    To fly from Oklahoma City to St. Louis, you need to book a flight from Will Rogers World (OKC) to Lambert-St Louis (STL). Nonstop flights to Lambert-St Louis from Oklahoma City Will Rogers World take 1h 25m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from Will Rogers World to Lambert-St Louis offered by 3 different airlines.

  • How popular is this Oklahoma City to St. Louis flight route?

    The Oklahoma City Will Rogers World to Lambert-St Louis flight path was viewed by 27 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Oklahoma City to St. Louis?

    There are many flights that can get you from Oklahoma City to St. Louis in 7h 02m. Fly via Frontier or Delta to get the fastest option. Oklahoma City and St. Louis are separated by a distance of 461 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Oklahoma City to St. Louis round-trip?

    Flying on Frontier is currently your cheapest option to St. Louis, with prices starting at $166. Additional round-trip tickets that might be worth considering are offered by American Airlines and Southwest, with the lowest prices starting at $196 and $259, respectively. Frontier is 53% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Oklahoma City to St. Louis?

    While on average a flight from Oklahoma City to St. Louis is generally $342, our data shows the cheapest flight currently is $148. When looking at the most popular route, (Oklahoma City Will Rogers World - Lambert-St Louis), you can expect to pay $157 for that flight.

  • Can I find deals for flights from Oklahoma City to St. Louis that include hotel bookings?

    Yes. In addition to deals on Oklahoma City to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oklahoma City to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oklahoma City to St. Louis.

  • Can I find deals for business class flights from Oklahoma City to St. Louis?

    Yes. Cheapflights offers flight deals from Oklahoma City to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oklahoma City to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Oklahoma City to St. Louis (average of $311). Flying from Oklahoma City to St. Louis in March is currently the most expensive (average of $356). 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$166Average$304FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$196Average$306FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$259Average$356FlexibilityNo cancel feeOn-time63%

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