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Cheap flights from Costa Rica to St. Louis from $287

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.
United Airlines Logo
12:35 pm - 10:25 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
9h 50m1 stop Houston George Bush Intcntl
United Airlines Logo
5:55 pm - 1:22 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
19h 27m1 stop Houston George Bush Intcntl
$514United Airlines
Thu, Nov 19 - Sun, Nov 22
United Airlines Logo
2:25 pm - 10:25 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 00m1 stop Houston George Bush Intcntl
United Airlines Logo
5:28 pm - 7:53 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
26h 25m2 stops Chicago O'Hare Intl Newark
$514United Airlines
Thu, Nov 19 - Sun, Nov 22
United Airlines Logo
11:28 pm - 6:09 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
18h 41m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
6:50 pm - 11:25 amSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
16h 35m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$514United Airlines
Thu, Nov 19 - Sun, Nov 22
United Airlines Logo
7:30 am - 11:38 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
16h 08m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
6:15 am - 8:39 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
14h 24m1 stop Houston George Bush Intcntl
$527United Airlines
Thu, Dec 24 - Sun, Jan 10
American Airlines Logo
3:03 pm - 11:35 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
6:46 am - 10:49 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
16h 03m1 stop Dallas/Fort Worth
$543American Airlines
Wed, Nov 25 - Mon, Nov 30
American Airlines Logo
12:37 am - 6:05 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
17h 28m1 stop Dallas/Fort Worth
American Airlines Logo
5:00 am - 12:59 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
7h 59m1 stop Miami
$543American Airlines
Thu, Nov 19 - Sun, Nov 29
American Airlines Logo
3:03 pm - 11:35 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 8:57 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
14h 57m2 stops Chicago O'Hare Intl Miami
$606American Airlines
Fri, Nov 20 - Sun, Nov 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
$673Air 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
$676Air 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
$677Air 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
Nov 19
SJO12:35 pmSan José Juan Santamaria Intl
9h 50m
1 stop
STL10:25 pmLambert-St Louis
Nov 22
STL5:55 pmLambert-St Louis
19h 27m
1 stop
SJO1:22 pmSan José Juan Santamaria Intl
$514
United Airlines
Dec 24
SJO7:30 amSan José Juan Santamaria Intl
16h 08m
2 stops
STL11:38 pmLambert-St Louis
Jan 10
STL6:15 amLambert-St Louis
14h 24m
1 stop
SJO8:39 pmSan José Juan Santamaria Intl
$527
United Airlines
Dec 11
SJO1:55 pmSan José Juan Santamaria Intl
26h 29m
1 stop
STL4:24 pmLambert-St Louis
Feb 11
STL6:15 amLambert-St Louis
30h 00m
1 stop
SJO12:15 pmSan José Juan Santamaria Intl
$588

American Airlines flights from Costa Rica to St. Louis

Our best American Airlines deals on Costa Rica to St. Louis flight tickets
American Airlines
Nov 19
SJO12:37 amSan José Juan Santamaria Intl
17h 28m
1 stop
STL6:05 pmLambert-St Louis
Nov 29
STL5:00 amLambert-St Louis
7h 59m
1 stop
SJO12:59 pmSan José Juan Santamaria Intl
$543
American Airlines
Nov 20
SJO3:03 pmSan José Juan Santamaria Intl
8h 32m
1 stop
STL11:35 pmLambert-St Louis
Nov 29
STL6:00 amLambert-St Louis
14h 57m
2 stops
SJO8:57 pmSan José Juan Santamaria Intl
$606
American Airlines
Dec 24
SJO3:37 pmSan José Juan Santamaria Intl
19h 59m
1 stop
STL11:36 amLambert-St Louis
Dec 31
STL2:50 pmLambert-St Louis
8h 11m
1 stop
SJO11:01 pmSan José Juan Santamaria Intl
$607

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

Thu 11/19

12:35 pm-10:25 pm

1 stop9h 50m

Lambert-St Louis

Sun 11/22

5:55 pm-1:22 pm

1 stop19h 27m

$514

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 11/19

2:25 pm-10:25 pm

1 stop8h 00m

Lambert-St Louis

Sun 11/22

5:28 pm-7:53 pm

2 stops26h 25m

$514

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 11/19

11:28 pm-6:09 pm

2 stops18h 41m

Lambert-St Louis

Sun 11/22

6:50 pm-11:25 am

2 stops16h 35m

$514

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 12/24

7:30 am-11:38 pm

2 stops16h 08m

Lambert-St Louis

Sun 1/10

6:15 am-8:39 pm

1 stop14h 24m

$527

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Wed 11/25

3:03 pm-11:35 pm

1 stop8h 32m

Lambert-St Louis

Mon 11/30

6:46 am-10:49 pm

1 stop16h 03m

$543

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 11/19

12:37 am-6:05 pm

1 stop17h 28m

Lambert-St Louis

Sun 11/29

5:00 am-12:59 pm

1 stop7h 59m

$543
Quickest round-trip

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Fri 11/20

3:03 pm-11:35 pm

1 stop8h 32m

Lambert-St Louis

Sun 11/29

6:00 am-8:57 pm

2 stops14h 57m

$606

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

$673

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

$676

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

$677

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 22% 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

$287

Fastest flight time

13h 40m

Direct flights

None
The best one-way flight to St. Louis from Costa Rica in the past 72 hours is $287. The best round-trip flight deal from Costa Rica to St. Louis found on momondo in the last 72 hours is $514.
The fastest flight from Costa Rica to St. Louis takes 13h 40m
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 $398Free CancellationRating
7.0
12,230 reviews
Search American Airlines flights
United AirlinesPriceFrom $400Free CancellationRating
7.3
10,459 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
Collinsville
Farmington
Florissant
Festus
Hermann
Clayton
Fenton
Edwardsville
O'Fallon
Eureka
Wentzville
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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