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Cheap flights from St. Louis to Costa Rica from $174

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Costa Rica departing on 4/1. 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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Find the cheapest flights from St. Louis to Costa Rica

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Costa Rica that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from St. Louis to Costa Rica.

Cheap last minute flights

Planning a quick getaway from St. Louis to Costa Rica? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Costa Rica, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to Costa Rica

Find recent round-trip train or bus tickets from St. Louis to Costa Rica.

All round-trip flight deals to Costa Rica

The cheapest plane tickets to Costa Rica found on KAYAK recently.
3:48 pm - 12:59 amSTL-SJO
9h 11m1 stop
1:57 am - 2:43 pmSJO-STL
12h 46m1 stop
$354Spirit Airlines
Find Deal
Sun, Feb 2 - Mon, Feb 10
3:48 pm - 12:59 amSTL-SJO
9h 11m1 stop
1:29 pm - 6:27 pmSJO-STL
28h 58m1 stop
$359Spirit Airlines
Find Deal
Tue, Feb 4 - Wed, Feb 12
5:02 pm - 11:28 amSTL-SJO
18h 26m1 stop
12:23 pm - 11:24 pmSJO-STL
11h 01m1 stop
Wed, Dec 4 - Wed, Dec 11
5:03 am - 11:09 pmSTL-SJO
18h 06m1 stop
6:00 am - 10:17 pmSJO-STL
16h 17m1 stop
$386American Airlines
Find Deal
Mon, Feb 3 - Wed, Feb 12
5:02 pm - 12:53 amSTL-SJO
31h 51m2 stops
1:24 pm - 3:21 pmSJO-STL
25h 57m1 stop
Wed, Dec 4 - Wed, Dec 11
9:43 am - 8:50 pmSTL-SJO
11h 07m2 stops
6:00 am - 5:22 pmSJO-STL
11h 22m2 stops
$391American Airlines
Find Deal
Mon, Feb 3 - Tue, Feb 11
6:15 am - 7:37 pmSTL-SJO
14h 22m1 stop
1:30 pm - 10:06 pmSJO-STL
7h 36m1 stop
$476United Airlines
Find Deal
Wed, Apr 23 - Wed, Apr 30
5:18 pm - 10:03 amSTL-SJO
17h 45m2 stops
11:05 am - 12:20 pmSJO-STL
24h 15m2 stops
$481United Airlines
Find Deal
Sat, Apr 26 - Wed, Apr 30
10:50 pm - 12:10 pmSTL-SJO
14h 20m2 stops
8:45 am - 10:00 pmSJO-STL
12h 15m2 stops
$614Southwest
Find Deal
Sun, Apr 20 - Sat, Apr 26
9:55 pm - 1:05 pmSTL-LIR
16h 10m2 stops
11:55 am - 11:35 pmLIR-STL
10h 40m2 stops
$737Southwest
Find Deal
Thu, Mar 27 - Sun, Mar 30
5:35 am - 1:00 pmSTL-SJO
8h 25m1 stop
$174American Airlines
Find Deal
Tue, Apr 1
4:26 pm - 12:53 amSTL-SJO
8h 27m1 stop
$188Spirit Airlines
Find Deal
Sun, Dec 15
5:02 pm - 11:28 amSTL-SJO
18h 26m1 stop
Wed, Dec 4
6:25 pm - 12:20 pmSTL-LIR
17h 55m2 stops
$207American Airlines
Find Deal
Sun, Feb 23
5:02 pm - 12:53 amSTL-SJO
31h 51m2 stops
Wed, Dec 4
3:15 pm - 12:26 pmSTL-SJO
22h 11m2 stops
$219United Airlines
Find Deal
Tue, Apr 1
7:40 am - 8:40 pmSTL-SJO
13h 00m2 stops
$324Southwest
Find Deal
Sat, Nov 30
1:09 pm - 9:53 pmSTL-SJO
8h 44m1 stop
$379Delta
Find Deal
Sun, Dec 1
11:55 am - 8:40 pmSTL-SJO
8h 45m2 stops
$404Southwest
Find Deal
Sun, Dec 1
6:00 pm - 10:03 amSTL-SJO
17h 03m2 stops
$3,996United Airlines
Find Deal
Tue, Apr 22
5:21 pm - 11:31 amSTL-SJO
18h 10m2 stops
1:56 am - 4:26 pmSJO-STL
14h 30m1 stop
$624Spirit Airlines
Find Deal
Sun, Nov 24 - Mon, Nov 25
5:21 pm - 1:01 amSTL-SJO
7h 40m1 stop
1:56 am - 4:26 pmSJO-STL
14h 30m1 stop
$638Spirit Airlines
Find Deal
Sun, Nov 24 - Mon, Nov 25
7:30 am - 11:31 amSTL-SJO
28h 01m1 stop
12:27 pm - 6:51 pmSJO-STL
30h 24m2 stops
Sun, Nov 24 - Tue, Nov 26
5:21 pm - 1:01 amSTL-SJO
7h 40m1 stop
2:52 pm - 12:10 pmSJO-STL
21h 18m3 stops
Sat, Nov 23 - Mon, Nov 25
5:21 pm - 1:01 amSTL-SJO
7h 40m1 stop
1:31 pm - 4:26 pmSJO-STL
26h 55m1 stop
$688Spirit Airlines
Find Deal
Sat, Nov 23 - Mon, Nov 25
5:21 pm - 1:01 amSTL-SJO
7h 40m1 stop
2:52 pm - 12:10 pmSJO-STL
21h 18m3 stops
Sat, Nov 23 - Mon, Nov 25
6:15 am - 8:39 pmSTL-SJO
14h 24m1 stop
8:45 am - 4:37 pmSJO-STL
7h 52m1 stop
$736United Airlines
Find Deal
Sun, Nov 24 - Tue, Nov 26
10:10 am - 11:25 amSTL-SJO
25h 15m2 stops
2:20 pm - 10:27 amSJO-STL
20h 07m2 stops
$741United Airlines
Find Deal
Sun, Nov 24 - Tue, Nov 26
12:49 pm - 10:59 pmSTL-SJO
10h 10m1 stop
2:50 pm - 8:54 amSJO-STL
18h 04m1 stop
$776American Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24
12:49 pm - 10:59 pmSTL-SJO
10h 10m1 stop
7:00 am - 9:17 pmSJO-STL
14h 17m2 stops
$781American Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24

American Airlines flights from St. Louis to Costa Rica

Our best American Airlines deals on St. Louis to Costa Rica flight tickets
American Airlines
Feb 3
STL5:03 amLambert-St Louis
18h 06m
1 stop
SJO11:09 pmSan José Juan Santamaria Intl
Feb 12
SJO6:00 amSan José Juan Santamaria Intl
16h 17m
1 stop
STL10:17 pmLambert-St Louis
American Airlines
Feb 3
STL9:43 amLambert-St Louis
11h 07m
2 stops
SJO8:50 pmSan José Juan Santamaria Intl
Feb 11
SJO6:00 amSan José Juan Santamaria Intl
11h 22m
2 stops
STL5:22 pmLambert-St Louis
American Airlines
Feb 4
STL4:44 pmLambert-St Louis
21h 03m
1 stop
SJO1:47 pmSan José Juan Santamaria Intl
Feb 13
SJO2:47 pmSan José Juan Santamaria Intl
7h 47m
1 stop
STL10:34 pmLambert-St Louis

United Airlines flights from St. Louis to Costa Rica

Our best United Airlines deals on St. Louis to Costa Rica flight tickets
United Airlines
Apr 23
STL6:15 amLambert-St Louis
14h 22m
1 stop
SJO7:37 pmSan José Juan Santamaria Intl
Apr 30
SJO1:30 pmSan José Juan Santamaria Intl
7h 36m
1 stop
STL10:06 pmLambert-St Louis
United Airlines
Apr 26
STL5:18 pmLambert-St Louis
17h 45m
2 stops
SJO10:03 amSan José Juan Santamaria Intl
Apr 30
SJO11:05 amSan José Juan Santamaria Intl
24h 15m
2 stops
STL12:20 pmLambert-St Louis
United Airlines
Jan 8
STL10:55 amLambert-St Louis
7h 02m
1 stop
LIR5:57 pmLiberia
Jan 13
LIR8:50 amLiberia
29h 47m
1 stop
STL2:37 pmLambert-St Louis

See travel insights to Costa Rica from

How to get the cheapest flight ticket from St. Louis to Costa Rica

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 St. Louis to Costa Rica flight route?

Lambert-St Louis - San José Juan Santamaria Intl. Fly from Lambert-St Louis to San José Juan Santamaria Intl for the best St. Louis - Costa Rica flight prices

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

You could potentially save up to 18% on your flight if you consider stops on a St. Louis to Costa Rica flight.

Cheap St. Louis to Costa Rica flight deals and tips

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

Best Price Found

$174

Fastest flight time

6h 53m

Direct flights

None

Airports in Costa Rica

2 airports
The best one-way flight to Costa Rica from St. Louis in the past 72 hours is $174. The best round-trip flight deal from St. Louis to Costa Rica found on momondo in the last 72 hours is $354.
The fastest flight from St. Louis to Costa Rica takes 6h 53m
There are no direct flights from St. Louis to Costa Rica. Popular non-direct routes for this connection are Lambert-St Louis Airport - Liberia Airport and Lambert-St Louis Airport - San José Juan Santamaria Intl Airport.
There are 2 airports near Costa Rica: Liberia (LIR), San José Juan Santamaria Intl (SJO)

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

    Prices for flights from Lambert-St Louis Airport to Costa Rica are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The travel and health documents required for your trip to Costa Rica can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Costa Rica. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Best airlines flying from St. Louis to Costa Rica

Compare and see reviews for airlines that fly from St. Louis to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $247Free CancellationRating
6.3
8,174 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $394Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
American AirlinesPriceFrom $404Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $416Free CancellationRating
8.0
8,756 reviews
Search Delta flights
SouthwestPriceFrom $519Free CancellationRating
8.1
5,014 reviews
Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Costa Rica for you.

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

Flights from St. Louis to Costa Rica with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Costa Rica.

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

Yes. momondo can track prices for St. Louis to Costa Rica 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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