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Cheap flights from Oklahoma City to St. Louis from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oklahoma City to St. Louis departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oklahoma City to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:55 pm - 5:50 pm
OKC
-
STL
21h 55m
1 stop
Frontier Logo
6:45 pm - 7:00 pm
STL
-
OKC
24h 15m
1 stop
$222Frontier
Thu, Aug 27 - Wed, Sep 2
Frontier Logo
12:43 pm - 1:17 am
OKC
-
STL
12h 34m
1 stop
Frontier Logo
8:10 pm - 1:01 pm
STL
-
OKC
16h 51m
1 stop
$252Frontier
Thu, Oct 8 - Mon, Oct 12
Frontier Logo
1:56 pm - 7:15 pm
OKC
-
STL
5h 19m
1 stop
Frontier Logo
8:10 pm - 1:01 pm
STL
-
OKC
16h 51m
1 stop
$254Frontier
Thu, Sep 17 - Mon, Sep 21
American Airlines Logo
8:08 am - 12:54 pm
OKC
-
STL
4h 46m
1 stop
American Airlines Logo
8:36 am - 2:43 pm
STL
-
OKC
6h 07m
1 stop
$257American Airlines
Tue, Aug 25 - Tue, Sep 1
Southwest Logo
6:25 am - 12:20 pm
OKC
-
STL
5h 55m
1 stop
Southwest Logo
2:50 pm - 8:45 pm
STL
-
OKC
5h 55m
2 stops
$262Southwest
Thu, Aug 27 - Wed, Sep 2
Frontier Logo
3:44 pm - 7:13 pm
OKC
-
STL
27h 29m
1 stop
Frontier Logo
7:58 pm - 2:59 pm
STL
-
OKC
19h 01m
1 stop
$263Frontier
Sun, Aug 23 - Sun, Aug 30
Southwest Logo
1:10 pm - 5:20 pm
OKC
-
STL
4h 10m
1 stop
Southwest Logo
5:15 am - 9:35 am
STL
-
OKC
4h 20m
1 stop
$267Southwest
Thu, Sep 3 - Mon, Sep 7
Frontier Logo
7:16 pm - 7:23 pm
OKC
-
STL
24h 07m
1 stop
Frontier Logo
8:08 pm - 2:59 pm
STL
-
OKC
18h 51m
1 stop
$272Frontier
Tue, Aug 11 - Thu, Aug 13
Multiple Airlines Logo
8:37 am - 9:40 am
OKC
-
STL
25h 03m
2 stops
Multiple Airlines Logo
8:10 pm - 1:01 pm
STL
-
OKC
16h 51m
1 stop
$274Multiple Airlines
Thu, Oct 8 - Mon, Oct 12
Southwest Logo
7:10 am - 1:10 pm
OKC
-
STL
6h 00m
1 stop
Southwest Logo
6:15 pm - 11:00 pm
STL
-
OKC
4h 45m
1 stop
$277Southwest
Fri, Sep 11 - Fri, Sep 11

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Southwest flights from Oklahoma City to St. Louis

Our best Southwest deals on Oklahoma City to St. Louis flight tickets
Southwest
Aug 27
OKC6:25 amOklahoma City Will Rogers World
5h 55m
1 stop
STL12:20 pmLambert-St Louis
Sep 2
STL2:50 pmLambert-St Louis
5h 55m
2 stops
OKC8:45 pmOklahoma City Will Rogers World
$262
Southwest
Sep 11
OKC7:10 amOklahoma City Will Rogers World
6h 00m
1 stop
STL1:10 pmLambert-St Louis
Sep 11
STL6:15 pmLambert-St Louis
4h 45m
1 stop
OKC11:00 pmOklahoma City Will Rogers World
$277
Southwest
Jan 19
OKC5:50 amOklahoma City Will Rogers World
7h 40m
2 stops
STL1:30 pmLambert-St Louis
Jan 21
STL1:15 pmLambert-St Louis
7h 25m
2 stops
OKC8:40 pmOklahoma City Will Rogers World
$278

Frontier flights from Oklahoma City to St. Louis

Our best Frontier deals on Oklahoma City to St. Louis flight tickets
Frontier
Aug 27
OKC7:55 pmOklahoma City Will Rogers World
21h 55m
1 stop
STL5:50 pmLambert-St Louis
Sep 2
STL6:45 pmLambert-St Louis
24h 15m
1 stop
OKC7:00 pmOklahoma City Will Rogers World
$222
Frontier
Oct 8
OKC12:43 pmOklahoma City Will Rogers World
12h 34m
1 stop
STL1:17 amLambert-St Louis
Oct 12
STL8:10 pmLambert-St Louis
16h 51m
1 stop
OKC1:01 pmOklahoma City Will Rogers World
$252
Frontier
Sep 17
OKC1:56 pmOklahoma City Will Rogers World
5h 19m
1 stop
STL7:15 pmLambert-St Louis
Sep 21
STL8:10 pmLambert-St Louis
16h 51m
1 stop
OKC1:01 pmOklahoma City Will Rogers World
$254

momondo 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, momondo users made 832,500 searches. Data last updated July 25, 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

Price

Cheapest round-trip

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Thu 8/27

7:55 pm-5:50 pm

1 stop21h 55m

Lambert-St Louis

Wed 9/2

6:45 pm-7:00 pm

1 stop24h 15m

$222

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Thu 10/8

12:43 pm-1:17 am

1 stop12h 34m

Lambert-St Louis

Mon 10/12

8:10 pm-1:01 pm

1 stop16h 51m

$252

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Thu 9/17

1:56 pm-7:15 pm

1 stop5h 19m

Lambert-St Louis

Mon 9/21

8:10 pm-1:01 pm

1 stop16h 51m

$254

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 8/25

8:08 am-12:54 pm

1 stop4h 46m

Lambert-St Louis

Tue 9/1

8:36 am-2:43 pm

1 stop6h 07m

$257

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Thu 8/27

6:25 am-12:20 pm

1 stop5h 55m

Lambert-St Louis

Wed 9/2

2:50 pm-8:45 pm

2 stops5h 55m

$262

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Sun 8/23

3:44 pm-7:13 pm

1 stop27h 29m

Lambert-St Louis

Sun 8/30

7:58 pm-2:59 pm

1 stop19h 01m

$263
Quickest round-trip

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Thu 9/3

1:10 pm-5:20 pm

1 stop4h 10m

Lambert-St Louis

Mon 9/7

5:15 am-9:35 am

1 stop4h 20m

$267

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 8/11

7:16 pm-7:23 pm

1 stop24h 07m

Lambert-St Louis

Thu 8/13

8:08 pm-2:59 pm

1 stop18h 51m

$272

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Thu 10/8

8:37 am-9:40 am

2 stops25h 03m

Lambert-St Louis

Mon 10/12

8:10 pm-1:01 pm

1 stop16h 51m

$274

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Fri 9/11

7:10 am-1:10 pm

1 stop6h 00m

Lambert-St Louis

Fri 9/11

6:15 pm-11:00 pm

1 stop4h 45m

$277

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Oklahoma City to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Oklahoma City and St. Louis?

Prices are currently low for flights on this route.

Typical prices usually range from $296 to $410.
The lowest price recently found on this route was $222.

What is the cheapest month to fly to St. Louis?

In general, February is the cheapest month to fly from Oklahoma City to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $240. The month of September is another great option to travel to St. Louis, with average flight prices from Oklahoma City averaging around $269.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Thursday when prices can be found for as low as $396. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $470. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Oklahoma City in the morning is the least expensive time of day to depart. momondo users have found prices as low as $420 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $445 per ticket.

What is the cheapest Oklahoma City Will Rogers World to Lambert-St Louis flight route?

Fly from Oklahoma City Will Rogers World to Lambert-St Louis for the best Oklahoma City Will Rogers World - Lambert-St Louis flight prices

What cabin class options are available on Oklahoma City to St. Louis flights?

There is only 1 cabin class available to choose from on Oklahoma City to St. Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Oklahoma City to St. Louis flights?

You could potentially save up to 29% on your flight if you consider stops on a Oklahoma City to St. Louis flight.

How have Oklahoma City to St. Louis flight prices changed over time?

As of July 2026, prices for Oklahoma City to St. Louis flights are approximately 66% more expensive when compared to flights at the same time last year.

When to book flights from Oklahoma City to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Oklahoma City to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Oklahoma City to St. Louis (OKC to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oklahoma City to St. Louis

Best Price Found

$265

Fastest flight time

4h 44m

Direct flights

None
The best one-way flight to St. Louis from Oklahoma City in the past 72 hours is $265. The best round-trip flight deal from Oklahoma City to St. Louis found on momondo in the last 72 hours is $809.
The fastest flight from Oklahoma City to St. Louis takes 4h 44m
There are no direct flights from Oklahoma City to St. Louis. Popular non-direct route for this connection is Oklahoma City Will Rogers World Airport - Lambert-St Louis Airport.
Search flight deals

Frequently asked questions about flying from Oklahoma City to St. Louis

  • How far is Oklahoma City Will Rogers World to Lambert-St Louis by plane?

    Lambert-St Louis is 458.3 mi away from Oklahoma City Will Rogers World. By plane, this route typically takes 4h 44m.

  • When did momondo last update prices for flights from Oklahoma City Will Rogers World Airport to Lambert-St Louis Airport?

    Prices for flights from Oklahoma City Will Rogers World Airport to Lambert-St Louis Airport were last updated today.

  • How many operators does momondo search for flights from Oklahoma City Will Rogers World Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Oklahoma City Will Rogers World Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oklahoma City Will Rogers World Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Oklahoma City to St. Louis?

  • What is the most popular airline from Oklahoma City to St. Louis?

Best airlines flying from Oklahoma City to St. Louis

Compare and see reviews for airlines that fly from Oklahoma City to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $196Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights
SouthwestPriceFrom $257Free CancellationRating
8.0
4,233 reviews
Search Southwest flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Collinsville
St. Peters
Florissant
Maryland Heights
O'Fallon
Alton
Farmington
Clayton
Wentzville
Fenton
Festus
Eureka
Edwardsville
Litchfield
Grafton
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Oklahoma City to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Oklahoma City.

Can I find flights from Oklahoma City to St. Louis with flexible booking policies on momondo?

All flight searches from Oklahoma City to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Oklahoma City to St. Louis?

Once all potential Oklahoma City to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Oklahoma City to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Oklahoma City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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