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Find Flight Deals from United States to Costa Rica

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to Costa Rica

(Round-trip)
Depart: Tue Apr 14 2015 Return: Thu Apr 16 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
FLL
7:30p
SJO
10:21p
2h 51m
nonstop
SJO
8:30a
FLL
11:26a
2h 56m
nonstop
Depart: Tue Aug 18 2015 Return: Sat Aug 22 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
HOU
6:30p
SJO
10:12p
3h 42m
nonstop
SJO
9:55p
HOU
2:04a
4h 09m
nonstop
Depart: Tue Jun 9 2015 Return: Wed Jun 10 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
TPA
12:35p
SJO
11:09p
10h 34m
1 stop
SJO
8:30a
TPA
4:47p
8h 17m
1 stop
Depart: Tue Mar 17 2015 Return: Fri Apr 17 2015 Trip spans 32 days
Spirit Airlines
Spirit Airlines
MCO
5:40p
SJO
10:21p
4h 41m
1 stop
SJO
9:07p
MCO
2:44a
5h 37m
1 stop
Depart: Sun Mar 8 2015 Return: Wed Mar 11 2015 Trip spans 3 days
United
United
BOS
1:00a
SJO
11:07a
9h 07m
1 stop
SJO
8:36a
BOS
5:57p
9h 21m
1 stop
Depart: Sun Apr 5 2015 Return: Fri Apr 17 2015 Trip spans 13 days
Delta
Delta
JFK
3:54p
LIR
9:50a
17h 56m
1 stop
LIR
3:10a
JFK
5:12p
14h 02m
1 stop
Depart: Mon Apr 6 2015 Return: Wed Apr 15 2015 Trip spans 10 days
American Airlines
American Airlines
BOS
2:30a
LIR
4:21p
13h 51m
1 stop
LIR
9:10a
BOS
6:21p
9h 11m
1 stop
Depart: Sun Jul 12 2015 Return: Sat Jul 18 2015 Trip spans 7 days
Delta
Delta
LGA
2:00a
LIR
10:00a
8h 00m
1 stop
LIR
7:35p
LGA
6:00a
10h 25m
1 stop
Depart: Fri Jun 19 2015 Return: Thu Jun 25 2015 Trip spans 7 days
JetBlue Airways
JetBlue Airways
JFK
5:46p
SJO
7:09a
13h 23m
1 stop
SJO
6:05a
JFK
6:39p
12h 34m
1 stop
Depart: Tue Sep 1 2015 Return: Tue Sep 8 2015 Trip spans 8 days
JetBlue Airways
JetBlue Airways
EWR
2:00a
SJO
10:14a
8h 14m
1 stop
SJO
9:10a
EWR
5:01p
7h 51m
1 stop
Depart: Sun Aug 30 2015 Return: Wed Sep 2 2015 Trip spans 4 days
United
United
BWI
3:45a
SJO
12:10p
8h 25m
1 stop
SJO
8:30p
BWI
5:47a
9h 17m
1 stop
Depart: Mon Aug 31 2015 Return: Mon Sep 7 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ATL
3:40a
SJO
9:37a
5h 57m
1 stop
SJO
9:55p
ATL
9:52a
11h 57m
1 stop
Depart: Sun Sep 27 2015 Return: Sat Oct 3 2015 Trip spans 7 days
United
United
EWR
1:30a
LIR
9:30a
8h 00m
1 stop
LIR
8:25a
EWR
5:43p
9h 18m
1 stop
Depart: Mon Mar 9 2015 Return: Tue Mar 17 2015 Trip spans 9 days
Avianca Aerovias
Avianca Aerovias
MIA
12:10p
SJO
8:20p
8h 10m
2 stops
SJO
2:15a
MIA
8:50a
6h 35m
2 stops
Depart: Fri Sep 18 2015 Return: Sat Sep 19 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
LGA
2:30a
SJO
9:40a
7h 10m
1 stop
SJO
8:30a
LGA
4:55p
8h 25m
1 stop
Depart: Tue Sep 22 2015 Return: Sat Sep 26 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
DTW
2:20a
SJO
9:40a
7h 20m
1 stop
SJO
9:55p
DTW
8:56a
11h 01m
2 stops
Airports
Origin

New York
only $392
only $392
Detroit
$460
Baltimore
$415
Atlanta
$419
Orlando
$340
Fort Lauderdale
$256
Newark
$410
Tampa
$315
Houston
$314
Boston
$376
Miami
$426
Destination

Liberia
$392
San Jose
$256