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Cheap flights from Costa Rica to St. Louis from $238

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Costa Rica to St. Louis

Recent round-trip flight deals from Costa Rica to St. Louis

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 11:59 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
16h 59m1 stop Miami
American Airlines Logo
6:07 pm - 12:00 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
18h 53m1 stop Miami
$428American Airlines
Fri, Oct 2 - Sat, Oct 10
American Airlines Logo
6:00 am - 12:27 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
17h 27m2 stops Miami Chicago O'Hare Intl
American Airlines Logo
6:07 pm - 12:00 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
18h 53m1 stop Miami
$432American Airlines
Fri, Oct 2 - Sat, Oct 10
American Airlines Logo
6:00 am - 11:43 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
16h 43m2 stops Miami Dallas/Fort Worth
American Airlines Logo
9:27 am - 8:05 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
11h 38m2 stops Charlotte Douglas Miami
$444American Airlines
Fri, Oct 2 - Sat, Oct 10
American Airlines Logo
12:27 am - 9:59 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
21h 32m1 stop Dallas/Fort Worth
American Airlines Logo
5:56 am - 10:49 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
16h 53m1 stop Dallas/Fort Worth
$477American Airlines
Tue, Nov 24 - Mon, Nov 30
Southwest Logo
1:40 pm - 9:55 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
7h 15m1 stop Houston Hobby
Southwest Logo
12:15 pm - 6:45 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
7h 30m1 stop Houston Hobby
$561Southwest
Thu, Sep 24 - Mon, Sep 28
United Airlines Logo
7:45 am - 4:50 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 05m1 stop Houston George Bush Intcntl
United Airlines Logo
5:55 pm - 10:25 amSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
17h 30m1 stop Houston George Bush Intcntl
$564United Airlines
Wed, Oct 28 - Thu, Oct 29
United Airlines Logo
7:45 am - 4:50 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 05m1 stop Houston George Bush Intcntl
United Airlines Logo
6:50 pm - 9:00 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
27h 10m2 stops Chicago O'Hare Intl Denver Intl
$569United Airlines
Wed, Oct 28 - Thu, Oct 29
United Airlines Logo
7:45 am - 6:38 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
9h 53m1 stop Houston George Bush Intcntl
United Airlines Logo
6:50 pm - 12:22 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
18h 32m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$569United Airlines
Wed, Oct 28 - Thu, Oct 29
Air Canada Logo
8:45 am - 3:26 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
30h 41m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 10:30 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
30h 25m1 stop Toronto Pearson Intl
$597Air Canada
Wed, Nov 25 - Mon, Nov 30
Air Canada Logo
8:45 am - 3:26 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
30h 41m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 11:50 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
31h 45m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$600Air Canada
Wed, Nov 25 - Mon, Nov 30

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United Airlines flights from Costa Rica to St. Louis

Our best United Airlines deals on Costa Rica to St. Louis flight tickets
United Airlines
Oct 28
SJO7:45 amSan José Juan Santamaria Intl
8h 05m
1 stop
STL4:50 pmLambert-St Louis
Oct 29
STL5:55 pmLambert-St Louis
17h 30m
1 stop
SJO10:25 amSan José Juan Santamaria Intl
$564
United Airlines
Oct 28
SJO7:45 amSan José Juan Santamaria Intl
8h 05m
1 stop
STL4:50 pmLambert-St Louis
Oct 29
STL6:50 pmLambert-St Louis
27h 10m
2 stops
SJO9:00 pmSan José Juan Santamaria Intl
$569
United Airlines
Oct 28
SJO7:45 amSan José Juan Santamaria Intl
8h 05m
1 stop
STL4:50 pmLambert-St Louis
Oct 29
STL5:55 pmLambert-St Louis
17h 30m
1 stop
SJO10:25 amSan José Juan Santamaria Intl
$585

American Airlines flights from Costa Rica to St. Louis

Our best American Airlines deals on Costa Rica to St. Louis flight tickets
American Airlines
Oct 2
SJO6:00 amSan José Juan Santamaria Intl
16h 59m
1 stop
STL11:59 pmLambert-St Louis
Oct 10
STL6:07 pmLambert-St Louis
18h 53m
1 stop
SJO12:00 pmSan José Juan Santamaria Intl
$428
American Airlines
Oct 2
SJO6:00 amSan José Juan Santamaria Intl
17h 27m
2 stops
STL12:27 amLambert-St Louis
Oct 10
STL6:07 pmLambert-St Louis
18h 53m
1 stop
SJO12:00 pmSan José Juan Santamaria Intl
$432
American Airlines
Oct 2
SJO6:00 amSan José Juan Santamaria Intl
16h 43m
2 stops
STL11:43 pmLambert-St Louis
Oct 10
STL9:27 amLambert-St Louis
11h 38m
2 stops
SJO8:05 pmSan José Juan Santamaria Intl
$444

momondo Fare Finder

 
Use the filters below to find and compare flights from Costa Rica to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 10/2

6:00 am-11:59 pm

1 stop16h 59m

Lambert-St Louis

Sat 10/10

6:07 pm-12:00 pm

1 stop18h 53m

$428

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 10/2

6:00 am-12:27 am

2 stops17h 27m

Lambert-St Louis

Sat 10/10

6:07 pm-12:00 pm

1 stop18h 53m

$432

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Fri 10/2

6:00 am-11:43 pm

2 stops16h 43m

Lambert-St Louis

Sat 10/10

9:27 am-8:05 pm

2 stops11h 38m

$444

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Tue 11/24

12:27 am-9:59 pm

1 stop21h 32m

Lambert-St Louis

Mon 11/30

5:56 am-10:49 pm

1 stop16h 53m

$477
Quickest round-trip

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Thu 9/24

1:40 pm-9:55 pm

1 stop7h 15m

Lambert-St Louis

Mon 9/28

12:15 pm-6:45 pm

1 stop7h 30m

$561

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Wed 10/28

7:45 am-4:50 pm

1 stop8h 05m

Lambert-St Louis

Thu 10/29

5:55 pm-10:25 am

1 stop17h 30m

$564

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Wed 10/28

7:45 am-4:50 pm

1 stop8h 05m

Lambert-St Louis

Thu 10/29

6:50 pm-9:00 pm

2 stops27h 10m

$569

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Wed 10/28

7:45 am-6:38 pm

1 stop9h 53m

Lambert-St Louis

Thu 10/29

6:50 pm-12:22 pm

2 stops18h 32m

$569

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Wed 11/25

8:45 am-3:26 pm

1 stop30h 41m

Lambert-St Louis

Mon 11/30

4:05 pm-10:30 pm

1 stop30h 25m

$597

San JoséSt. Louis

SJO San José Juan Santamaria Intl - STL Lambert-St Louis

SJOSTL

San José Juan Santamaria Intl

Wed 11/25

8:45 am-3:26 pm

1 stop30h 41m

Lambert-St Louis

Mon 11/30

4:05 pm-11:50 pm

2 stops31h 45m

$600

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 Costa Rica 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 cheapest month to fly to St. Louis?

In general, November is the cheapest month to fly from Costa Rica to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $469. The month of February is another great option to travel to St. Louis, with average flight prices from Costa Rica averaging around $478.

Can stopping save me money on Costa Rica to St. Louis flights?

You could potentially save up to 8% on your flight if you consider stops on a Costa Rica to St. Louis flight.

Cheap Costa Rica to St. Louis flight deals and tips

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

Best Price Found

$238

Fastest flight time

8h 05m

Direct flights

None
The best one-way flight to St. Louis from Costa Rica in the past 72 hours is $238. The best round-trip flight deal from Costa Rica to St. Louis found on momondo in the last 72 hours is $428.
The fastest flight from Costa Rica to St. Louis takes 8h 05m
There are no direct flights from Costa Rica to St. Louis. There are no popular flight routes from Costa Rica to St. Louis.
Search flight deals

Frequently asked questions about flying from Costa Rica to St. Louis

  • When did momondo last update prices for flights from Costa Rica to Lambert-St Louis Airport?

    Prices for flights from Costa Rica to Lambert-St Louis Airport were last updated today.

  • How many operators does momondo search for flights from Costa Rica to Lambert-St Louis Airport?

  • How old do you have to be to fly from Costa Rica to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Costa Rica to Lambert-St Louis Airport.

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

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Costa Rica to St. Louis

Compare and see reviews for airlines that fly from Costa Rica to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $379Free CancellationRating
7.1
12,039 reviews
Search American Airlines flights
United AirlinesPriceFrom $400Free CancellationRating
7.4
10,173 reviews
Search United Airlines 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
Maryland Heights
St. Peters
Alton
Florissant
Collinsville
Hermann
O'Fallon
Clayton
Farmington
Fenton
Festus
Wentzville
Eureka
Edwardsville
Litchfield
Grafton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Costa Rica to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Costa Rica to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Costa Rica to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Costa Rica to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Costa Rica. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Costa Rica to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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