Find Deals on Flights from Lambert-St Louis to Costa Rica

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Lambert-St Louis to Costa Rica

(Round-trip)
Depart: Tue Mar 21 2017 Return: Thu Mar 30 2017 Trip spans 10 days
American Airlines
American Airlines
STL
3:10a
SJO
10:51a
7h 41m
1 stop
SJO
10:46a
STL
3:45a
16h 59m
1 stop
Depart: Mon May 1 2017 Return: Wed May 17 2017 Trip spans 17 days
Delta
Delta
STL
8:57a
SJO
4:40p
7h 43m
1 stop
SJO
3:20a
STL
11:07a
7h 47m
1 stop
Depart: Mon May 29 2017 Return: Mon Jun 5 2017 Trip spans 8 days
Major Airline
Major Airline
STL
10:10p
SJO
3:21p
17h 11m
1 stop
SJO
11:43p
STL
12:24p
36h 41m
1 stop
Depart: Tue May 30 2017 Return: Tue Jun 6 2017 Trip spans 8 days
United
United
STL
2:12a
SJO
4:15p
14h 03m
1 stop
SJO
2:30a
STL
4:24p
13h 54m
1 stop
Depart: Thu Mar 16 2017 Return: Sun Mar 19 2017 Trip spans 4 days
Copa Airlines
Copa Airlines
STL
4:35a
SJO
7:21p
14h 46m
2 stops
SJO
10:31a
STL
4:14p
29h 43m
2 stops
Depart: Wed Mar 22 2017 Return: Tue Mar 28 2017 Trip spans 7 days
American Airlines
American Airlines
STL
2:00a
SJO
10:51a
8h 51m
1 stop
SJO
10:46a
STL
6:25p
7h 39m
1 stop
Depart: Tue May 9 2017 Return: Tue May 23 2017 Trip spans 15 days
Delta
Delta
STL
8:57a
SJO
4:40p
7h 43m
1 stop
SJO
9:00a
STL
5:36p
8h 36m
1 stop
Depart: Mon Apr 17 2017 Return: Fri Apr 21 2017 Trip spans 5 days
United
United
STL
2:18p
SJO
8:35a
18h 17m
1 stop
SJO
6:45p
STL
8:40a
13h 55m
1 stop
Depart: Mon Jul 31 2017 Return: Mon Aug 7 2017 Trip spans 8 days
American Airlines
American Airlines
STL
2:03p
SJO
6:48a
16h 45m
1 stop
SJO
10:35a
STL
3:27a
16h 52m
1 stop
Depart: Wed Aug 2 2017 Return: Tue Aug 8 2017 Trip spans 7 days
Delta
Delta
STL
2:00a
SJO
8:46a
6h 46m
1 stop
SJO
3:20a
STL
6:03p
14h 43m
1 stop
Depart: Thu Aug 17 2017 Return: Sun Aug 27 2017 Trip spans 11 days
Major Airline
Major Airline
STL
10:00p
SJO
3:50a
29h 50m
2 stops
SJO
3:50a
STL
12:19p
32h 29m
2 stops
Depart: Wed May 31 2017 Return: Fri Jun 2 2017 Trip spans 3 days
United
United
STL
2:12a
SJO
4:15p
14h 03m
1 stop
SJO
3:45a
STL
4:03p
12h 18m
1 stop
Depart: Wed Apr 19 2017 Return: Wed Apr 26 2017 Trip spans 8 days
American Airlines
American Airlines
STL
2:00a
SJO
2:50p
12h 50m
1 stop
SJO
2:50a
STL
4:59p
14h 09m
1 stop
Depart: Fri Apr 21 2017 Return: Sat Apr 29 2017 Trip spans 9 days
Delta
Delta
STL
3:10a
SJO
5:10p
14h 00m
1 stop
SJO
9:00a
STL
4:03a
19h 03m
1 stop
Depart: Fri Mar 3 2017 Return: Tue Mar 14 2017 Trip spans 11 days
Major Airline
Major Airline
STL
11:50p
SJO
11:05a
11h 15m
1 stop
SJO
12:15a
STL
12:18a
24h 03m
1 stop
Depart: Mon Mar 20 2017 Return: Sat Mar 25 2017 Trip spans 6 days
United
United
STL
2:25p
SJO
7:40a
17h 15m
1 stop
SJO
9:05p
STL
4:34a
7h 29m
1 stop
Depart: Fri Apr 28 2017 Return: Mon May 1 2017 Trip spans 4 days
American Airlines
American Airlines
STL
2:00a
SJO
8:43a
6h 43m
1 stop
SJO
2:50a
STL
11:34a
8h 44m
1 stop
Depart: Mon Jul 3 2017 Return: Wed Jul 19 2017 Trip spans 17 days
Delta
Delta
STL
1:19p
SJO
4:40p
27h 21m
1 stop
SJO
9:00a
STL
4:19p
7h 19m
1 stop
Depart: Thu Mar 23 2017 Return: Sat Mar 25 2017 Trip spans 3 days
United
United
STL
1:45a
SJO
8:40a
6h 55m
1 stop
SJO
9:05p
STL
4:34a
7h 29m
1 stop
Depart: Mon Mar 6 2017 Return: Wed Mar 8 2017 Trip spans 3 days
Major Airline
Major Airline
STL
11:50p
SJO
11:05a
11h 15m
1 stop
SJO
5:10a
STL
11:34p
18h 24m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

St. Louis
$443
Destination

San Jose
$443