Find Cheap Flights from Baltimore/Washington 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 Baltimore/Washington to Costa Rica

(Round-trip)
Depart: Wed Jan 17 2018 Return: Mon Jan 22 2018 Trip spans 6 days
Spirit Airlines
Spirit Airlines
BWI
12:00a
SJO
6:16a
6h 16m
1 stop
SJO
12:00a
BWI
6:25a
6h 25m
1 stop
Depart: Tue Mar 13 2018 Return: Wed Mar 21 2018 Trip spans 9 days
United
United
BWI
12:00a
SJO
8:05p
20h 05m
1 stop
SJO
12:00a
BWI
10:25a
10h 25m
1 stop
Depart: Fri Jan 19 2018 Return: Mon Jan 22 2018 Trip spans 4 days
Delta
Delta
BWI
12:00a
LIR
12:45p
12h 45m
1 stop
LIR
12:00a
BWI
8:05a
8h 05m
1 stop
Depart: Wed Nov 22 2017 Return: Mon Nov 27 2017 Trip spans 6 days
Aeromexico
Aeromexico
BWI
12:00a
SJO
5:44a
29h 44m
2 stops
SJO
12:00a
BWI
7:59p
43h 59m
2 stops
Depart: Sun Nov 19 2017 Return: Fri Nov 24 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
BWI
12:00a
SJO
6:15a
6h 15m
1 stop
SJO
12:00a
BWI
2:05a
26h 05m
2 stops
Depart: Sat Feb 10 2018 Return: Sat Feb 17 2018 Trip spans 8 days
American Airlines
American Airlines
BWI
12:00a
LIR
8:13p
20h 13m
1 stop
LIR
12:00a
BWI
5:41p
17h 41m
1 stop
Depart: Wed Oct 25 2017 Return: Tue Oct 31 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
BWI
12:00a
SJO
6:50a
6h 50m
1 stop
SJO
12:00a
BWI
8:32a
8h 32m
1 stop
Depart: Tue Nov 14 2017 Return: Fri Dec 1 2017 Trip spans 18 days
Spirit Airlines
Spirit Airlines
BWI
12:00a
SJO
7:15a
7h 15m
1 stop
SJO
12:00a
BWI
8:12a
8h 12m
1 stop
Depart: Fri Dec 1 2017 Return: Tue Dec 5 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
BWI
12:00a
SJO
3:18p
15h 18m
1 stop
SJO
12:00a
BWI
8:12a
8h 12m
1 stop
Depart: Wed Feb 7 2018 Return: Sat Feb 10 2018 Trip spans 4 days
Spirit Airlines
Spirit Airlines
BWI
12:00a
SJO
7:15a
7h 15m
1 stop
SJO
12:00a
BWI
6:25a
6h 25m
1 stop
Depart: Sat Nov 4 2017 Return: Fri Nov 10 2017 Trip spans 7 days
United
United
BWI
12:00a
SJO
8:37p
20h 37m
2 stops
SJO
12:00a
BWI
3:58p
15h 58m
2 stops
Depart: Wed Feb 7 2018 Return: Wed Feb 14 2018 Trip spans 8 days
Delta
Delta
BWI
12:00a
LIR
2:25p
14h 25m
1 stop
LIR
12:00a
BWI
9:00a
9h 00m
1 stop
Depart: Wed Feb 14 2018 Return: Mon Mar 12 2018 Trip spans 26 days
Spirit Airlines
Spirit Airlines
BWI
12:00a
SJO
3:18p
15h 18m
1 stop
SJO
12:00a
BWI
6:29a
6h 29m
1 stop
Depart: Mon Feb 26 2018 Return: Mon Mar 5 2018 Trip spans 8 days
Delta
Delta
BWI
12:00a
LIR
12:45p
12h 45m
1 stop
LIR
12:00a
BWI
3:10p
15h 10m
1 stop
Depart: Thu Nov 9 2017 Return: Thu Nov 16 2017 Trip spans 8 days
United
United
BWI
12:00a
LIR
8:30a
56h 30m
2 stops
LIR
12:00a
BWI
8:20a
8h 20m
1 stop
Depart: Fri Jan 12 2018 Return: Tue Jan 23 2018 Trip spans 12 days
Spirit Airlines
Spirit Airlines
BWI
12:00a
SJO
6:16a
6h 16m
1 stop
SJO
12:00a
BWI
8:13a
8h 13m
1 stop
Depart: Sat Mar 3 2018 Return: Sat Mar 10 2018 Trip spans 8 days
Aeromexico
Aeromexico
BWI
12:00a
SJO
3:20p
15h 20m
2 stops
SJO
12:00a
BWI
7:44a
30h 44m
2 stops
Depart: Wed Mar 21 2018 Return: Tue Mar 27 2018 Trip spans 7 days
Delta
Delta
BWI
12:00a
LIR
8:03a
8h 03m
1 stop
LIR
12:00a
BWI
9:00a
9h 00m
1 stop
Depart: Thu Nov 30 2017 Return: Mon Dec 4 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
BWI
12:00a
LIR
12:08p
12h 08m
2 stops
LIR
12:00a
BWI
2:42p
14h 42m
2 stops
Depart: Thu Jan 11 2018 Return: Fri Jan 19 2018 Trip spans 9 days
Spirit Airlines
Spirit Airlines
BWI
12:00a
SJO
6:16a
6h 16m
1 stop
SJO
12:00a
BWI
8:13a
8h 13m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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,
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Airports
Origin

Baltimore
$249
Destination

Liberia
$389
San Jose
$249