Find Deals on 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
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Philadelphia to Costa Rica

(Round-trip)
Depart: Tue Feb 28 2017 Return: Tue Mar 7 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
PHL
12:36p
SJO
9:22p
8h 46m
1 stop
SJO
9:12p
PHL
5:39a
8h 27m
1 stop
Depart: Mon Feb 13 2017 Return: Thu Feb 23 2017 Trip spans 11 days
Major Airline
Major Airline
PHL
8:25p
SJO
3:30a
7h 05m
1 stop
SJO
3:50a
PHL
12:39a
20h 49m
1 stop
Depart: Fri Apr 28 2017 Return: Wed May 3 2017 Trip spans 6 days
JetBlue
JetBlue
PHL
1:05p
SJO
11:24a
22h 19m
1 stop
SJO
8:27a
PHL
5:48p
9h 21m
1 stop
Depart: Sun Apr 16 2017 Return: Tue Apr 18 2017 Trip spans 3 days
Air Canada
Air Canada
PHL
6:30a
SJO
6:15p
11h 45m
1 stop
SJO
4:15a
PHL
10:15a
30h 00m
1 stop
Depart: Wed Mar 1 2017 Return: Tue Mar 7 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
PHL
12:36p
SJO
9:22p
8h 46m
1 stop
SJO
9:12p
PHL
5:39a
8h 27m
1 stop
Depart: Fri Feb 24 2017 Return: Mon Feb 27 2017 Trip spans 4 days
Major Airline
Major Airline
PHL
11:10p
SJO
3:47p
16h 37m
2 stops
SJO
8:03p
PHL
9:27a
13h 24m
2 stops
Depart: Sat Jul 8 2017 Return: Sun Jul 16 2017 Trip spans 9 days
Copa Airlines
Copa Airlines
PHL
2:05a
LIR
11:03a
32h 58m
2 stops
LIR
10:14a
PHL
3:24a
41h 10m
2 stops
Depart: Mon Feb 27 2017 Return: Tue Mar 7 2017 Trip spans 9 days
Spirit Airlines
Spirit Airlines
PHL
12:36p
SJO
8:50a
20h 14m
1 stop
SJO
9:12p
PHL
5:39a
8h 27m
1 stop
Depart: Sun Feb 12 2017 Return: Wed Feb 22 2017 Trip spans 11 days
Major Airline
Major Airline
PHL
7:53p
SJO
2:37a
30h 44m
2 stops
SJO
8:03p
PHL
11:28p
27h 25m
2 stops
Depart: Tue May 2 2017 Return: Wed May 10 2017 Trip spans 9 days
United
United
PHL
1:30a
LIR
9:35a
8h 05m
1 stop
LIR
8:30a
PHL
5:53p
9h 23m
1 stop
Depart: Wed May 3 2017 Return: Thu May 11 2017 Trip spans 9 days
JetBlue
JetBlue
PHL
12:51p
SJO
9:31a
20h 40m
1 stop
SJO
8:27a
PHL
5:48p
9h 21m
1 stop
Depart: Tue Feb 14 2017 Return: Wed Feb 22 2017 Trip spans 9 days
Spirit Airlines
Spirit Airlines
PHL
2:00a
SJO
9:22p
19h 22m
2 stops
SJO
9:12p
PHL
5:39a
8h 27m
1 stop
Depart: Mon Mar 20 2017 Return: Tue Mar 28 2017 Trip spans 9 days
American Airlines
American Airlines
PHL
9:45a
LIR
5:10p
7h 25m
1 stop
LIR
3:10a
PHL
6:32p
15h 22m
1 stop
Depart: Thu Jun 15 2017 Return: Tue Jun 20 2017 Trip spans 6 days
Delta
Delta
PHL
2:15a
LIR
10:03a
7h 48m
1 stop
LIR
9:10a
PHL
6:05p
8h 55m
1 stop
Depart: Wed Feb 22 2017 Return: Wed Mar 1 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
PHL
12:36p
SJO
9:22p
8h 46m
1 stop
SJO
9:12p
PHL
5:39a
8h 27m
1 stop
Depart: Mon May 22 2017 Return: Wed May 31 2017 Trip spans 10 days
JetBlue
JetBlue
PHL
2:00a
SJO
9:31a
7h 31m
1 stop
SJO
8:27a
PHL
5:48p
9h 21m
1 stop
Depart: Sat Feb 18 2017 Return: Thu Feb 23 2017 Trip spans 6 days
Major Airline
Major Airline
PHL
8:49p
SJO
4:24a
7h 35m
1 stop
SJO
4:23a
PHL
5:12a
24h 49m
1 stop
Depart: Thu Feb 23 2017 Return: Wed Mar 1 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
PHL
2:00a
SJO
9:22p
19h 22m
2 stops
SJO
9:12p
PHL
3:40p
18h 28m
2 stops
Depart: Sun May 28 2017 Return: Fri Jun 2 2017 Trip spans 6 days
JetBlue
JetBlue
PHL
2:00a
SJO
9:31a
7h 31m
1 stop
SJO
8:27a
PHL
5:48p
9h 21m
1 stop
Depart: Wed Mar 8 2017 Return: Mon Mar 13 2017 Trip spans 5 days
Major Airline
Major Airline
PHL
8:30p
SJO
5:23a
8h 53m
1 stop
SJO
4:50a
PHL
1:39a
20h 49m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Philadelphia
$281
Destination

Liberia
$611
San Jose
$281