Find Cheap Flights from Philadelphia 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 Philadelphia to Costa Rica

(Round-trip)
Depart: Fri Sep 29 2017 Return: Tue Oct 3 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
PHL
12:30p
SJO
10:19p
9h 49m
1 stop
SJO
9:10p
PHL
4:34a
7h 24m
1 stop
Depart: Tue Sep 5 2017 Return: Sat Sep 16 2017 Trip spans 12 days
Delta
Delta
PHL
2:00a
SJO
9:49a
7h 49m
1 stop
SJO
9:04a
PHL
6:33p
9h 29m
1 stop
Depart: Mon Sep 11 2017 Return: Tue Sep 12 2017 Trip spans 2 days
JetBlue
JetBlue
PHL
3:00a
SJO
9:30a
6h 30m
1 stop
SJO
8:31a
PHL
4:56p
8h 25m
1 stop
Depart: Sun Sep 3 2017 Return: Tue Sep 19 2017 Trip spans 17 days
United
United
PHL
2:18p
SJO
9:35a
19h 17m
1 stop
SJO
8:40a
PHL
11:26a
26h 46m
1 stop
Depart: Fri Nov 24 2017 Return: Mon Nov 27 2017 Trip spans 4 days
Air Canada
Air Canada
PHL
1:10a
SJO
5:15p
16h 05m
1 stop
SJO
4:15a
PHL
4:47p
12h 32m
1 stop
Depart: Sat Oct 14 2017 Return: Fri Oct 20 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
PHL
12:30p
SJO
10:19p
9h 49m
1 stop
SJO
9:10p
PHL
4:34a
7h 24m
1 stop
Depart: Sat Sep 16 2017 Return: Sun Sep 24 2017 Trip spans 9 days
Copa Airlines
Copa Airlines
PHL
6:00a
LIR
11:06a
29h 06m
2 stops
LIR
10:07a
PHL
2:56p
28h 49m
2 stops
Depart: Fri Sep 22 2017 Return: Sat Sep 23 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
PHL
12:30p
SJO
10:19p
9h 49m
1 stop
SJO
9:10p
PHL
4:34a
7h 24m
1 stop
Depart: Wed Sep 13 2017 Return: Thu Sep 21 2017 Trip spans 9 days
Alaska Airlines
Alaska Airlines
PHL
2:30a
LIR
1:20p
34h 50m
1 stop
LIR
12:20p
PHL
10:58p
34h 38m
1 stop
Depart: Wed Nov 22 2017 Return: Sun Nov 26 2017 Trip spans 5 days
Aeromexico
Aeromexico
PHL
12:15p
SJO
8:50p
32h 35m
2 stops
SJO
1:05a
PHL
10:09a
33h 04m
2 stops
Depart: Sun Feb 11 2018 Return: Sun Feb 18 2018 Trip spans 8 days
Major Airline
Major Airline
PHL
3:00p
LIR
9:00a
18h 00m
2 stops
LIR
2:50a
PHL
6:15p
15h 25m
1 stop
Depart: Tue Jan 2 2018 Return: Tue Jan 16 2018 Trip spans 15 days
American Airlines
American Airlines
PHL
2:30p
LIR
8:51a
18h 21m
2 stops
LIR
8:44a
PHL
1:59a
17h 15m
2 stops
Depart: Tue Oct 10 2017 Return: Tue Oct 17 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
PHL
12:30p
SJO
10:19p
9h 49m
1 stop
SJO
9:10p
PHL
3:24p
18h 14m
2 stops
Depart: Sat Oct 21 2017 Return: Fri Oct 27 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
PHL
12:30p
SJO
10:19p
9h 49m
1 stop
SJO
9:10p
PHL
3:24p
18h 14m
2 stops
Depart: Wed Nov 8 2017 Return: Wed Nov 15 2017 Trip spans 8 days
Delta
Delta
PHL
7:45a
SJO
4:40p
8h 55m
1 stop
SJO
9:00a
PHL
6:05p
9h 05m
1 stop
Depart: Mon Sep 4 2017 Return: Tue Sep 19 2017 Trip spans 16 days
United
United
PHL
1:45a
SJO
9:35a
7h 50m
1 stop
SJO
8:40a
PHL
3:02p
30h 22m
1 stop
Depart: Tue Sep 19 2017 Return: Sat Sep 23 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
PHL
12:30p
SJO
10:19p
9h 49m
1 stop
SJO
8:35a
PHL
4:34a
19h 59m
1 stop
Depart: Wed Sep 6 2017 Return: Tue Sep 19 2017 Trip spans 14 days
United
United
PHL
1:45a
SJO
6:20p
16h 35m
1 stop
SJO
8:40a
PHL
11:26a
26h 46m
1 stop
Depart: Sun Nov 12 2017 Return: Sun Nov 19 2017 Trip spans 8 days
Delta
Delta
PHL
7:45a
SJO
4:40p
8h 55m
1 stop
SJO
3:05a
PHL
6:35p
15h 30m
1 stop
Depart: Wed Sep 20 2017 Return: Tue Oct 3 2017 Trip spans 14 days
Spirit Airlines
Spirit Airlines
PHL
12:30p
SJO
9:35a
21h 05m
1 stop
SJO
9:10p
PHL
4:34a
7h 24m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

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

Philadelphia
$310
Destination

Liberia
$657
San Jose
$310