Find Deals on Flights from Washington Reagan-National 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 Washington Reagan-National to Costa Rica

(Round-trip)
Depart: Wed Mar 29 2017 Return: Wed Apr 5 2017 Trip spans 8 days
Major Airline
Major Airline
DCA
9:26a
SJO
7:23a
21h 57m
1 stop
SJO
4:35a
DCA
9:20a
28h 45m
1 stop
Depart: Tue Apr 4 2017 Return: Tue Apr 25 2017 Trip spans 22 days
JetBlue
JetBlue
DCA
4:40p
SJO
11:23a
18h 43m
1 stop
SJO
10:20a
DCA
2:55a
16h 35m
1 stop
Depart: Tue Jun 13 2017 Return: Wed Jun 14 2017 Trip spans 2 days
American Airlines
American Airlines
DCA
2:57p
SJO
7:48a
16h 51m
1 stop
SJO
10:35a
DCA
2:01a
15h 26m
1 stop
Depart: Tue Mar 14 2017 Return: Wed Mar 15 2017 Trip spans 2 days
United
United
DCA
4:05a
SJO
5:55p
13h 50m
1 stop
SJO
2:30a
DCA
5:10p
14h 40m
1 stop
Depart: Thu Apr 20 2017 Return: Wed Apr 26 2017 Trip spans 7 days
Delta
Delta
DCA
6:05a
SJO
6:10p
12h 05m
1 stop
SJO
9:00a
DCA
5:59p
8h 59m
1 stop
Depart: Wed Apr 26 2017 Return: Wed May 3 2017 Trip spans 8 days
Major Airline
Major Airline
DCA
9:26a
SJO
7:23a
21h 57m
1 stop
SJO
4:27a
DCA
11:59a
7h 32m
1 stop
Depart: Mon May 1 2017 Return: Sat May 6 2017 Trip spans 6 days
Major Airline
Major Airline
DCA
3:25a
SJO
7:24a
27h 59m
1 stop
SJO
4:27a
DCA
1:28a
21h 01m
1 stop
Depart: Wed Jun 14 2017 Return: Thu Jun 15 2017 Trip spans 2 days
American Airlines
American Airlines
DCA
2:57p
SJO
7:48a
16h 51m
1 stop
SJO
10:35a
DCA
2:41a
16h 06m
1 stop
Depart: Wed Mar 15 2017 Return: Thu Mar 16 2017 Trip spans 2 days
United
United
DCA
2:50a
SJO
6:15p
15h 25m
1 stop
SJO
2:00a
DCA
2:25p
12h 25m
1 stop
Depart: Tue Apr 25 2017 Return: Wed Apr 26 2017 Trip spans 2 days
Delta
Delta
DCA
3:00a
SJO
9:45a
6h 45m
1 stop
SJO
9:00a
DCA
5:59p
8h 59m
1 stop
Depart: Mon May 8 2017 Return: Sat May 20 2017 Trip spans 13 days
JetBlue
JetBlue
DCA
4:11p
SJO
9:31a
17h 20m
1 stop
SJO
9:43a
DCA
3:04a
17h 21m
1 stop
Depart: Wed May 17 2017 Return: Tue May 23 2017 Trip spans 7 days
Major Airline
Major Airline
DCA
10:00p
SJO
5:31a
7h 31m
1 stop
SJO
5:43a
DCA
11:04p
17h 21m
1 stop
Depart: Tue Mar 7 2017 Return: Wed Mar 8 2017 Trip spans 2 days
American Airlines
American Airlines
DCA
5:15a
SJO
4:15p
11h 00m
1 stop
SJO
2:53a
DCA
4:31p
13h 38m
1 stop
Depart: Mon Mar 27 2017 Return: Tue Mar 28 2017 Trip spans 2 days
United
United
DCA
1:54p
SJO
10:05p
8h 11m
1 stop
SJO
7:35a
DCA
3:48p
8h 13m
1 stop
Depart: Thu May 18 2017 Return: Wed May 24 2017 Trip spans 7 days
Delta
Delta
DCA
2:59a
SJO
9:46a
6h 47m
1 stop
SJO
3:20a
DCA
4:48p
13h 28m
1 stop
Depart: Tue May 9 2017 Return: Sat May 20 2017 Trip spans 12 days
JetBlue
JetBlue
DCA
10:19a
SJO
9:31a
23h 12m
1 stop
SJO
9:43a
DCA
3:04a
17h 21m
1 stop
Depart: Fri May 12 2017 Return: Tue May 23 2017 Trip spans 12 days
Major Airline
Major Airline
DCA
10:00p
SJO
5:31a
7h 31m
1 stop
SJO
5:43a
DCA
10:48a
29h 05m
1 stop
Depart: Tue May 16 2017 Return: Wed May 17 2017 Trip spans 2 days
American Airlines
American Airlines
DCA
2:57p
SJO
7:44a
16h 47m
1 stop
SJO
8:38a
DCA
4:29p
7h 51m
1 stop
Depart: Wed Mar 8 2017 Return: Tue Mar 14 2017 Trip spans 6 days
United
United
DCA
12:45a
SJO
10:05a
9h 20m
1 stop
SJO
2:30a
DCA
5:10p
14h 40m
1 stop
Depart: Wed May 24 2017 Return: Wed May 31 2017 Trip spans 8 days
Delta
Delta
DCA
4:15p
SJO
9:46a
17h 31m
1 stop
SJO
3:20a
DCA
12:15p
8h 55m
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

Washington
$307
Destination

San Jose
$307