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Cheap flights from Oklahoma City to St. Louis from $67

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 10/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Oklahoma City to St. Louis

Cheap round-trip flights

Frontier Logo
7:13 pm - 9:07 amOKC-STL
13h 54m1 stop
Frontier Logo
7:52 pm - 7:00 pmSTL-OKC
23h 08m1 stop
$141Frontier
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Thu, Oct 23 - Mon, Oct 27
Frontier Logo
8:00 am - 9:06 amOKC-STL
25h 06m1 stop
Frontier Logo
7:55 pm - 9:27 pmSTL-OKC
25h 32m1 stop
$164Frontier
Find Deal
Tue, Sep 30 - Fri, Oct 3
United Airlines Logo
5:00 am - 9:52 amOKC-STL
4h 52m1 stop
United Airlines Logo
5:11 pm - 9:42 pmSTL-OKC
4h 31m1 stop
$175United Airlines
Find Deal
Tue, Oct 7 - Tue, Oct 7
Delta Logo
5:33 am - 12:35 pmOKC-STL
7h 02m1 stop
Delta Logo
5:15 pm - 11:58 pmSTL-OKC
6h 43m1 stop
$177Delta
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Tue, Oct 7 - Wed, Oct 8
United Airlines Logo
7:30 am - 2:27 pmOKC-STL
6h 57m1 stop
United Airlines Logo
5:15 am - 10:37 amSTL-OKC
5h 22m1 stop
$195United Airlines
Find Deal
Tue, Oct 7 - Thu, Oct 9
American Airlines Logo
2:38 pm - 8:53 pmOKC-STL
6h 15m1 stop
American Airlines Logo
6:00 am - 6:01 pmSTL-OKC
12h 01m2 stops
$225American Airlines
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Wed, Oct 8 - Sat, Oct 11
American Airlines Logo
1:18 pm - 11:54 pmOKC-STL
10h 36m2 stops
American Airlines Logo
7:16 am - 6:01 pmSTL-OKC
10h 45m2 stops
$230American Airlines
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Tue, Oct 7 - Sat, Oct 11
Southwest Logo
4:25 pm - 5:50 pmOKC-STL
1h 25mnonstop
Southwest Logo
9:25 pm - 10:55 pmSTL-OKC
1h 30mnonstop
$271Southwest
Find Deal
Tue, Oct 7 - Tue, Oct 7
Southwest Logo
2:30 pm - 6:35 pmOKC-STL
4h 05m1 stop
Southwest Logo
9:25 pm - 10:55 pmSTL-OKC
1h 30mnonstop
$274Southwest
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Tue, Oct 7 - Tue, Oct 7
Delta Logo
6:04 pm - 11:41 pmOKC-STL
5h 37m1 stop
Delta Logo
3:59 pm - 8:51 pmSTL-OKC
4h 52m1 stop
$289Delta
Find Deal
Mon, Oct 6 - Tue, Oct 7

United Airlines flights from Oklahoma City to St. Louis

Our best United Airlines deals on Oklahoma City to St. Louis flight tickets
United Airlines
Oct 7
OKC5:00 amOklahoma City Will Rogers World
4h 52m
1 stop
STL9:52 amLambert-St Louis
Oct 7
STL5:11 pmLambert-St Louis
4h 31m
1 stop
OKC9:42 pmOklahoma City Will Rogers World
$175
Find similar
United Airlines
Oct 7
OKC7:30 amOklahoma City Will Rogers World
6h 57m
1 stop
STL2:27 pmLambert-St Louis
Oct 9
STL5:15 amLambert-St Louis
5h 22m
1 stop
OKC10:37 amOklahoma City Will Rogers World
$195
Find similar
United Airlines
Oct 7
OKC5:00 amOklahoma City Will Rogers World
9h 27m
2 stops
STL2:27 pmLambert-St Louis
Oct 9
STL5:15 amLambert-St Louis
5h 22m
1 stop
OKC10:37 amOklahoma City Will Rogers World
$201
Find similar

Southwest flights from Oklahoma City to St. Louis

Our best Southwest deals on Oklahoma City to St. Louis flight tickets
Southwest
Oct 7
OKC4:25 pmOklahoma City Will Rogers World
1h 25m
STL5:50 pmLambert-St Louis
Oct 7
STL9:25 pmLambert-St Louis
1h 30m
OKC10:55 pmOklahoma City Will Rogers World
$271
Find similar
Southwest
Oct 7
OKC2:30 pmOklahoma City Will Rogers World
4h 05m
1 stop
STL6:35 pmLambert-St Louis
Oct 7
STL9:25 pmLambert-St Louis
1h 30m
OKC10:55 pmOklahoma City Will Rogers World
$274
Find similar
Southwest
Oct 23
OKC5:10 amOklahoma City Will Rogers World
1h 25m
STL6:35 amLambert-St Louis
Oct 27
STL6:30 pmLambert-St Louis
4h 15m
1 stop
OKC10:45 pmOklahoma City Will Rogers World
$281
Find similar

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 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

Fly to

Route

Depart

Return

Price

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Thu 10/23

7:13 pm-9:07 am

1 stop13h 54m

Lambert-St Louis

Mon 10/27

7:52 pm-7:00 pm

1 stop23h 08m

$141

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 9/30

8:00 am-9:06 am

1 stop25h 06m

Lambert-St Louis

Fri 10/3

7:55 pm-9:27 pm

1 stop25h 32m

$164

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 10/7

5:00 am-9:52 am

1 stop4h 52m

Lambert-St Louis

Tue 10/7

5:11 pm-9:42 pm

1 stop4h 31m

$175

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

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

2:38 pm-8:53 pm

1 stop6h 15m

Lambert-St Louis

Sat 10/11

6:00 am-6:01 pm

2 stops12h 01m

$225

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 10/7

1:18 pm-11:54 pm

2 stops10h 36m

Lambert-St Louis

Sat 10/11

7:16 am-6:01 pm

2 stops10h 45m

$230

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 10/7

4:25 pm-5:50 pm

Nonstop1h 25m

Lambert-St Louis

Tue 10/7

9:25 pm-10:55 pm

Nonstop1h 30m

$271

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Tue 10/7

2:30 pm-6:35 pm

1 stop4h 05m

Lambert-St Louis

Tue 10/7

9:25 pm-10:55 pm

Nonstop1h 30m

$274

Oklahoma CitySt. Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Mon 10/6

6:04 pm-11:41 pm

1 stop5h 37m

Lambert-St Louis

Tue 10/7

3:59 pm-8:51 pm

1 stop4h 52m

$289

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?

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

In general, August 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 $259. 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 Tuesday when prices can be found for as low as $385. 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 Saturday because tickets tend to average around $456. 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 at noon is the least expensive time of day to depart. momondo users have found prices as low as $347 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $410 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 Will Rogers World to Lambert-St Louis flights?

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

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

As of September 2025, prices for Oklahoma City to St. Louis flights are approximately 34% cheaper 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

$232

Fastest flight time

1h 25m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Oklahoma City in the past 72 hours is $232. The best round-trip flight deal from Oklahoma City to St. Louis found on momondo in the last 72 hours is $321.
The fastest flight from Oklahoma City to St. Louis takes 1h 25m
Direct flights go from Oklahoma City to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)
Search flight deals

  • 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 1h 25m.

  • 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
FrontierPriceFrom $166Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $259Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

  • Southwest Flights From Oklahoma City to St. Louis

    Across 10 Southwest flights from Oklahoma City to St. Louis this week, the average price was $356, with the best Southwest deals starting from $259 round-trip. 4,242 users have rated Southwest on momondo, with an average score of 8.0/10.

Traveling to a place near St. Louis?

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