Find Cheap 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: Wed Sep 13 2017 Return: Mon Sep 18 2017 Trip spans 6 days
Aeromexico
Aeromexico
STL
2:10a
SJO
8:17p
18h 07m
2 stops
SJO
7:50a
STL
9:50a
26h 00m
2 stops
Depart: Fri Sep 1 2017 Return: Wed Sep 6 2017 Trip spans 6 days
Major Airline
Major Airline
STL
2:05p
SJO
6:43a
16h 38m
1 stop
SJO
2:55a
STL
1:29p
10h 34m
1 stop
Depart: Thu Aug 3 2017 Return: Tue Aug 8 2017 Trip spans 6 days
American Airlines
American Airlines
STL
2:00a
SJO
10:42a
8h 42m
1 stop
SJO
10:35a
STL
3:29a
16h 54m
1 stop
Depart: Wed Jul 12 2017 Return: Mon Jul 17 2017 Trip spans 6 days
United
United
STL
2:00a
SJO
8:35a
6h 35m
1 stop
SJO
10:05a
STL
7:21a
21h 16m
1 stop
Depart: Fri Nov 17 2017 Return: Thu Nov 23 2017 Trip spans 7 days
Air Canada
Air Canada
STL
4:40a
SJO
4:15p
11h 35m
1 stop
SJO
4:15a
STL
4:18a
24h 03m
1 stop
Depart: Sat Jul 29 2017 Return: Thu Aug 31 2017 Trip spans 34 days
Delta
Delta
STL
1:45p
SJO
8:50a
19h 05m
1 stop
SJO
9:00a
STL
4:19p
7h 19m
1 stop
Depart: Thu Sep 14 2017 Return: Wed Sep 20 2017 Trip spans 7 days
Aeromexico
Aeromexico
STL
2:10a
SJO
8:17p
18h 07m
2 stops
SJO
2:08a
STL
4:19p
14h 11m
2 stops
Depart: Wed Dec 20 2017 Return: Thu Dec 28 2017 Trip spans 9 days
Copa Airlines
Copa Airlines
STL
3:15a
LIR
8:19a
29h 04m
2 stops
LIR
9:07a
STL
1:20p
28h 13m
2 stops
Depart: Thu Sep 7 2017 Return: Mon Sep 11 2017 Trip spans 5 days
Aeromexico
Aeromexico
STL
2:10a
SJO
7:50a
29h 40m
2 stops
SJO
2:08a
STL
4:19p
14h 11m
2 stops
Depart: Fri Sep 8 2017 Return: Sat Sep 16 2017 Trip spans 9 days
Major Airline
Major Airline
STL
5:20a
SJO
4:17p
10h 57m
2 stops
SJO
10:08p
STL
2:03p
15h 55m
2 stops
Depart: Sun Aug 6 2017 Return: Thu Aug 17 2017 Trip spans 12 days
American Airlines
American Airlines
STL
2:00p
SJO
6:45a
16h 45m
1 stop
SJO
10:35a
STL
3:29a
16h 54m
1 stop
Depart: Mon Nov 6 2017 Return: Thu Nov 9 2017 Trip spans 4 days
Aeromexico
Aeromexico
STL
2:05p
SJO
7:10p
29h 05m
2 stops
SJO
1:08a
STL
3:49a
26h 41m
2 stops
Depart: Sat Nov 25 2017 Return: Fri Dec 1 2017 Trip spans 7 days
Major Airline
Major Airline
STL
11:29p
SJO
2:10p
14h 41m
3 stops
SJO
8:08p
STL
1:00p
16h 52m
3 stops
Depart: Thu Aug 10 2017 Return: Thu Aug 17 2017 Trip spans 8 days
American Airlines
American Airlines
STL
5:35a
SJO
3:02p
9h 27m
1 stop
SJO
10:35a
STL
3:29a
16h 54m
1 stop
Depart: Mon Sep 11 2017 Return: Mon Sep 18 2017 Trip spans 8 days
Aeromexico
Aeromexico
STL
3:05p
SJO
8:17p
29h 12m
2 stops
SJO
7:50a
STL
6:03p
34h 13m
2 stops
Depart: Sat Dec 2 2017 Return: Fri Dec 8 2017 Trip spans 7 days
Major Airline
Major Airline
STL
3:20a
SJO
2:10p
10h 50m
3 stops
SJO
8:08p
STL
10:49p
26h 41m
3 stops
Depart: Sun Oct 22 2017 Return: Wed Oct 25 2017 Trip spans 4 days
American Airlines
American Airlines
STL
2:03p
SJO
6:48a
16h 45m
1 stop
SJO
3:54a
STL
1:23p
9h 29m
1 stop
Depart: Tue Jul 4 2017 Return: Tue Jul 11 2017 Trip spans 8 days
United
United
STL
2:35p
LIR
5:00p
26h 25m
1 stop
LIR
2:50a
STL
5:27p
14h 37m
1 stop
Depart: Fri Oct 6 2017 Return: Thu Oct 12 2017 Trip spans 7 days
Aeromexico
Aeromexico
STL
3:05p
SJO
8:17p
29h 12m
2 stops
SJO
7:50a
STL
9:50a
26h 00m
2 stops
Depart: Tue Oct 24 2017 Return: Wed Oct 25 2017 Trip spans 2 days
American Airlines
American Airlines
STL
8:05a
SJO
2:52p
6h 47m
1 stop
SJO
3:54a
STL
4:58p
13h 04m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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
$353
Destination

Liberia
$561
San Jose
$353