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
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: Sat Apr 22 2017 Return: Wed Apr 26 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
BWI
3:16p
SJO
10:14p
6h 58m
1 stop
SJO
8:50a
BWI
5:04p
8h 14m
1 stop
Depart: Sun Apr 2 2017 Return: Wed Apr 19 2017 Trip spans 18 days
Major Airline
Major Airline
BWI
11:35p
SJO
5:10p
17h 35m
2 stops
SJO
3:50a
BWI
6:23a
26h 33m
2 stops
Depart: Tue Jul 25 2017 Return: Wed Aug 16 2017 Trip spans 23 days
British Airways
British Airways
BWI
9:50a
SJO
11:30a
25h 40m
1 stop
SJO
3:54a
BWI
5:11a
25h 17m
1 stop
Depart: Fri May 12 2017 Return: Mon May 15 2017 Trip spans 4 days
Delta
Delta
BWI
11:00a
SJO
6:07p
7h 07m
1 stop
SJO
3:05a
BWI
5:10p
14h 05m
1 stop
Depart: Wed Apr 19 2017 Return: Wed Apr 26 2017 Trip spans 8 days
American Airlines
American Airlines
BWI
3:35p
SJO
11:42a
20h 07m
1 stop
SJO
10:35a
BWI
6:02p
7h 27m
1 stop
Depart: Tue Sep 5 2017 Return: Wed Sep 13 2017 Trip spans 9 days
JetBlue
JetBlue
BWI
3:00a
SJO
9:40a
6h 40m
1 stop
SJO
8:29a
BWI
5:25p
8h 56m
1 stop
Depart: Sun Apr 23 2017 Return: Wed Apr 26 2017 Trip spans 4 days
Spirit Airlines
Spirit Airlines
BWI
2:35a
SJO
9:50a
7h 15m
1 stop
SJO
8:50a
BWI
5:04p
8h 14m
1 stop
Depart: Mon Apr 24 2017 Return: Wed Apr 26 2017 Trip spans 3 days
Spirit Airlines
Spirit Airlines
BWI
2:35a
SJO
9:50a
7h 15m
1 stop
SJO
8:50a
BWI
5:04p
8h 14m
1 stop
Depart: Tue Apr 25 2017 Return: Wed Apr 26 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
BWI
6:29a
SJO
10:14p
15h 45m
1 stop
SJO
8:50a
BWI
5:04p
8h 14m
1 stop
Depart: Wed Aug 23 2017 Return: Wed Aug 30 2017 Trip spans 8 days
Delta
Delta
BWI
4:00a
SJO
5:40p
13h 40m
1 stop
SJO
9:00a
BWI
6:30p
9h 30m
1 stop
Depart: Tue Aug 29 2017 Return: Tue Sep 12 2017 Trip spans 15 days
American Airlines
American Airlines
BWI
1:20p
SJO
7:48a
18h 28m
2 stops
SJO
3:54a
BWI
5:44p
13h 50m
2 stops
Depart: Tue Aug 22 2017 Return: Mon Sep 4 2017 Trip spans 14 days
Major Airline
Major Airline
BWI
2:55a
SJO
5:10p
14h 15m
2 stops
SJO
10:08p
BWI
7:26a
33h 18m
2 stops
Depart: Wed Sep 6 2017 Return: Wed Sep 13 2017 Trip spans 8 days
JetBlue
JetBlue
BWI
3:00a
SJO
9:28a
6h 28m
1 stop
SJO
8:29a
BWI
5:25p
8h 56m
1 stop
Depart: Sat Apr 29 2017 Return: Wed May 3 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
BWI
3:25p
SJO
10:17p
6h 52m
1 stop
SJO
8:35a
BWI
5:04p
8h 29m
1 stop
Depart: Wed Aug 30 2017 Return: Tue Sep 12 2017 Trip spans 14 days
American Airlines
American Airlines
BWI
1:20p
SJO
7:48a
18h 28m
2 stops
SJO
3:54a
BWI
5:44p
13h 50m
2 stops
Depart: Mon Aug 28 2017 Return: Fri Sep 1 2017 Trip spans 5 days
Major Airline
Major Airline
BWI
7:55a
SJO
6:55a
23h 00m
1 stop
SJO
4:35a
BWI
11:39p
19h 04m
1 stop
Depart: Mon Apr 10 2017 Return: Thu Apr 13 2017 Trip spans 4 days
Delta
Delta
BWI
3:35a
SJO
11:03a
7h 28m
1 stop
SJO
10:19a
BWI
6:29p
8h 10m
1 stop
Depart: Tue Sep 19 2017 Return: Fri Sep 22 2017 Trip spans 4 days
JetBlue
JetBlue
BWI
3:00a
SJO
9:28a
6h 28m
1 stop
SJO
8:29a
BWI
5:25p
8h 56m
1 stop
Depart: Sun Apr 30 2017 Return: Wed May 3 2017 Trip spans 4 days
Spirit Airlines
Spirit Airlines
BWI
2:40a
SJO
9:32a
6h 52m
1 stop
SJO
8:35a
BWI
5:04p
8h 29m
1 stop
Depart: Mon Sep 4 2017 Return: Tue Sep 12 2017 Trip spans 9 days
American Airlines
American Airlines
BWI
1:20p
SJO
7:48a
18h 28m
2 stops
SJO
3:54a
BWI
5:44p
13h 50m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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,
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Airports
Origin

Baltimore
$257
Destination

San Jose
$257