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Cheap flights from Costa Rica to St. Louis from $259

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
2:25 pm - 10:26 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
8h 01m1 stop Houston George Bush Intcntl
United Airlines Logo
6:00 am - 7:53 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
13h 53m1 stop Newark
$459United Airlines
Thu, Dec 3 - Sun, Dec 6
United Airlines Logo
11:28 pm - 5:04 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
17h 36m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
1:15 pm - 12:42 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
23h 27m2 stops Chicago O'Hare Intl Newark
$459United Airlines
Thu, Dec 3 - Sun, Dec 6
United Airlines Logo
11:28 pm - 10:15 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
22h 47m1 stop Newark
United Airlines Logo
6:33 am - 7:53 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
13h 20m2 stops Chicago O'Hare Intl Newark
$459United Airlines
Thu, Dec 3 - Sun, Dec 6
JetBlue Logo
7:00 am - 4:32 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
9h 32m1 stop Atlanta Hartsfield-Jackson
JetBlue Logo
10:00 am - 10:15 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
12h 15m1 stop Atlanta Hartsfield-Jackson
$470JetBlue
Wed, Nov 25 - Mon, Nov 30
United Airlines Logo
7:55 am - 3:38 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
30h 43m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
12:59 pm - 7:37 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
31h 38m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$491United Airlines
Thu, Sep 17 - Wed, Sep 23
JetBlue Logo
1:20 pm - 12:05 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
10h 45m1 stop Orlando
JetBlue Logo
5:30 am - 1:45 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
8h 15m1 stop Houston Hobby
$500JetBlue
Sun, Nov 1 - Sun, Jan 31
American Airlines Logo
2:57 pm - 9:29 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
17h 32m2 stops Miami Charlotte Douglas
American Airlines Logo
2:11 pm - 8:07 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
6h 56m1 stop Miami
$504American Airlines
Fri, Sep 18 - Fri, Sep 25
Southwest Logo
1:20 pm - 11:55 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
10h 35m2 stops Orlando Nashville Intl
Southwest Logo
5:30 am - 1:45 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
8h 15m1 stop Houston Hobby
$504Southwest
Sun, Nov 1 - Sun, Jan 31
American Airlines Logo
1:00 pm - 9:24 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
19h 24m1 stop Dallas/Fort Worth
American Airlines Logo
2:11 pm - 8:07 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
6h 56m1 stop Miami
$508American Airlines
Fri, Sep 18 - Fri, Sep 25
American Airlines Logo
2:57 pm - 10:18 amSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
18h 21m2 stops Miami Chicago O'Hare Intl
American Airlines Logo
7:00 am - 1:57 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
7h 57m1 stop Dallas/Fort Worth
$621American Airlines
Tue, Sep 15 - Mon, Sep 21

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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
Sep 17
SJO7:55 amSan José Juan Santamaria Intl
30h 43m
2 stops
STL3:38 pmLambert-St Louis
Sep 23
STL12:59 pmLambert-St Louis
31h 38m
2 stops
SJO7:37 pmSan José Juan Santamaria Intl
$491
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
$500
United Airlines
Oct 28
SJO7:45 amSan José Juan Santamaria Intl
9h 53m
1 stop
STL6:38 pmLambert-St Louis
Oct 29
STL6:50 pmLambert-St Louis
18h 32m
2 stops
SJO12:22 pmSan José Juan Santamaria Intl
$504

American Airlines flights from Costa Rica to St. Louis

Our best American Airlines deals on Costa Rica to St. Louis flight tickets
American Airlines
Sep 18
SJO1:00 pmSan José Juan Santamaria Intl
19h 24m
1 stop
STL9:24 amLambert-St Louis
Sep 25
STL2:11 pmLambert-St Louis
6h 56m
1 stop
SJO8:07 pmSan José Juan Santamaria Intl
$508
American Airlines
Sep 15
SJO2:57 pmSan José Juan Santamaria Intl
18h 18m
2 stops
STL10:15 amLambert-St Louis
Sep 21
STL5:00 amLambert-St Louis
9h 57m
2 stops
SJO1:57 pmSan José Juan Santamaria Intl
$621
American Airlines
Sep 15
SJO2:57 pmSan José Juan Santamaria Intl
24h 18m
1 stop
STL4:15 pmLambert-St Louis
Sep 21
STL5:43 amLambert-St Louis
9h 14m
1 stop
SJO1:57 pmSan José Juan Santamaria Intl
$633

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 12/3

2:25 pm-10:26 pm

1 stop8h 01m

Lambert-St Louis

Sun 12/6

6:00 am-7:53 pm

1 stop13h 53m

$459

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 12/3

11:28 pm-5:04 pm

2 stops17h 36m

Lambert-St Louis

Sun 12/6

1:15 pm-12:42 pm

2 stops23h 27m

$459

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 12/3

11:28 pm-10:15 pm

1 stop22h 47m

Lambert-St Louis

Sun 12/6

6:33 am-7:53 pm

2 stops13h 20m

$459

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Wed 11/25

7:00 am-4:32 pm

1 stop9h 32m

Lambert-St Louis

Mon 11/30

10:00 am-10:15 pm

1 stop12h 15m

$470

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Thu 9/17

7:55 am-3:38 pm

2 stops30h 43m

Lambert-St Louis

Wed 9/23

12:59 pm-7:37 pm

2 stops31h 38m

$491

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Sun 11/1

1:20 pm-12:05 am

1 stop10h 45m

Lambert-St Louis

Sun 1/31

5:30 am-1:45 pm

1 stop8h 15m

$500

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Fri 9/18

2:57 pm-9:29 am

2 stops17h 32m

Lambert-St Louis

Fri 9/25

2:11 pm-8:07 pm

1 stop6h 56m

$504
Quickest round-trip

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Sun 11/1

1:20 pm-11:55 pm

2 stops10h 35m

Lambert-St Louis

Sun 1/31

5:30 am-1:45 pm

1 stop8h 15m

$504

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Fri 9/18

1:00 pm-9:24 am

1 stop19h 24m

Lambert-St Louis

Fri 9/25

2:11 pm-8:07 pm

1 stop6h 56m

$508

San JoséSt. Louis

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

SJOSTL

San José Juan Santamaria Intl

Tue 9/15

2:57 pm-10:18 am

2 stops18h 21m

Lambert-St Louis

Mon 9/21

7:00 am-1:57 pm

1 stop7h 57m

$621

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 September is another great option to travel to St. Louis, with average flight prices from Costa Rica averaging around $474.

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

You could potentially save up to 51% 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

$259

Fastest flight time

8h 01m

Direct flights

None
The best one-way flight to St. Louis from Costa Rica in the past 72 hours is $259. The best round-trip flight deal from Costa Rica to St. Louis found on momondo in the last 72 hours is $459.
The fastest flight from Costa Rica to St. Louis takes 8h 01m
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
11,984 reviews
Search American Airlines flights
United AirlinesPriceFrom $400Free CancellationRating
7.4
10,115 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
Hermann
Alton
Florissant
Collinsville
O'Fallon
Farmington
Clayton
Fenton
Festus
Wentzville
Eureka
Edwardsville
Litchfield
Grafton
Shrewsbury

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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