Find Deals on 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
Students
under 26
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: Tue Jan 24 2017 Return: Sun Jan 29 2017 Trip spans 6 days
Spirit Airlines
Spirit Airlines
BWI
2:19p
SJO
9:20p
7h 01m
1 stop
SJO
9:12p
BWI
3:25a
6h 13m
1 stop
Depart: Mon Jan 23 2017 Return: Sun Jan 29 2017 Trip spans 7 days
Major Airline
Major Airline
BWI
8:00p
SJO
12:15p
16h 15m
1 stop
SJO
11:15p
BWI
11:02a
11h 47m
1 stop
Depart: Tue Feb 14 2017 Return: Wed Feb 22 2017 Trip spans 9 days
American Airlines
American Airlines
BWI
12:10a
SJO
8:35a
8h 25m
1 stop
SJO
10:49a
BWI
5:58p
7h 09m
1 stop
Depart: Tue Apr 18 2017 Return: Tue Apr 25 2017 Trip spans 8 days
Delta
Delta
BWI
7:05a
SJO
5:40p
10h 35m
1 stop
SJO
3:20a
BWI
10:56a
7h 36m
1 stop
Depart: Tue Mar 28 2017 Return: Tue Apr 4 2017 Trip spans 8 days
JetBlue
JetBlue
BWI
3:00a
SJO
11:24a
8h 24m
1 stop
SJO
8:35a
BWI
4:46p
8h 11m
1 stop
Depart: Sun Jan 29 2017 Return: Sat Feb 4 2017 Trip spans 7 days
United
United
BWI
2:30p
SJO
7:40a
17h 10m
1 stop
SJO
8:45a
BWI
5:55p
9h 10m
1 stop
Depart: Thu Feb 9 2017 Return: Sun Feb 12 2017 Trip spans 4 days
Spirit Airlines
Spirit Airlines
BWI
2:19p
SJO
9:22p
7h 03m
1 stop
SJO
9:12p
BWI
3:28a
6h 16m
1 stop
Depart: Sat Jan 21 2017 Return: Thu Jan 26 2017 Trip spans 6 days
Spirit Airlines
Spirit Airlines
BWI
2:19p
SJO
9:20p
7h 01m
1 stop
SJO
8:50a
BWI
5:00p
8h 10m
1 stop
Depart: Mon Feb 13 2017 Return: Thu Feb 16 2017 Trip spans 4 days
American Airlines
American Airlines
BWI
12:10a
SJO
8:35a
8h 25m
1 stop
SJO
10:49a
BWI
5:58p
7h 09m
1 stop
Depart: Tue Feb 28 2017 Return: Thu Mar 9 2017 Trip spans 10 days
Delta
Delta
BWI
3:55a
SJO
4:40p
12h 45m
1 stop
SJO
9:00a
BWI
6:33p
9h 33m
1 stop
Depart: Wed Mar 29 2017 Return: Tue Apr 4 2017 Trip spans 7 days
JetBlue
JetBlue
BWI
3:00a
SJO
11:24a
8h 24m
1 stop
SJO
8:35a
BWI
4:46p
8h 11m
1 stop
Depart: Fri Jan 27 2017 Return: Fri Feb 3 2017 Trip spans 8 days
United
United
BWI
12:45p
SJO
7:05a
18h 20m
1 stop
SJO
8:45a
BWI
5:55p
9h 10m
1 stop
Depart: Wed Dec 14 2016 Return: Fri Dec 16 2016 Trip spans 3 days
Spirit Airlines
Spirit Airlines
BWI
2:21p
SJO
9:22p
7h 01m
1 stop
SJO
9:12p
BWI
3:25a
6h 13m
1 stop
Depart: Tue Mar 21 2017 Return: Mon Mar 27 2017 Trip spans 7 days
American Airlines
American Airlines
BWI
1:15a
SJO
11:30a
10h 15m
1 stop
SJO
10:05a
BWI
3:41a
17h 36m
1 stop
Depart: Mon Apr 10 2017 Return: Tue Apr 18 2017 Trip spans 9 days
Delta
Delta
BWI
2:00a
SJO
11:04a
9h 04m
1 stop
SJO
9:00a
BWI
5:55p
8h 55m
1 stop
Depart: Sun Mar 26 2017 Return: Sat Apr 1 2017 Trip spans 7 days
Major Airline
Major Airline
BWI
11:19a
SJO
6:22p
7h 03m
1 stop
SJO
4:50a
BWI
1:03p
8h 13m
1 stop
Depart: Tue May 16 2017 Return: Tue May 23 2017 Trip spans 8 days
JetBlue
JetBlue
BWI
2:57a
SJO
9:33a
6h 36m
1 stop
SJO
8:29a
BWI
5:03p
8h 34m
1 stop
Depart: Thu Jan 26 2017 Return: Wed Feb 1 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
BWI
2:19p
SJO
9:20p
7h 01m
1 stop
SJO
9:12p
BWI
3:25a
6h 13m
1 stop
Depart: Sat Feb 25 2017 Return: Mon Mar 6 2017 Trip spans 10 days
United
United
BWI
12:25a
SJO
9:05p
20h 40m
1 stop
SJO
10:10a
BWI
10:59a
24h 49m
1 stop
Depart: Mon Feb 20 2017 Return: Wed Mar 1 2017 Trip spans 10 days
American Airlines
American Airlines
BWI
3:40a
SJO
10:51a
7h 11m
1 stop
SJO
10:49a
BWI
5:58p
7h 09m
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.

We compile tonnes of data for you
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

Baltimore
$245
Destination

San Jose
$245