Find Deals on Flights from Washington Dulles Intl 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 Washington Dulles Intl to Costa Rica

(Round-trip)
Depart: Tue Feb 14 2017 Return: Thu Feb 16 2017 Trip spans 3 days
Major Airline
Major Airline
IAD
12:10a
SJO
7:05a
6h 55m
1 stop
SJO
7:47p
IAD
9:10a
13h 23m
1 stop
Depart: Tue Mar 21 2017 Return: Wed Mar 22 2017 Trip spans 2 days
Copa Airlines
Copa Airlines
IAD
12:29p
SJO
7:51p
7h 22m
1 stop
SJO
2:30a
IAD
9:10a
30h 40m
2 stops
Depart: Sat May 27 2017 Return: Fri Jun 2 2017 Trip spans 7 days
Aeromexico
Aeromexico
IAD
9:11p
SJO
8:50a
11h 39m
1 stop
SJO
7:50a
IAD
5:54p
10h 04m
1 stop
Depart: Thu Jan 26 2017 Return: Sat Jan 28 2017 Trip spans 3 days
United
United
IAD
3:15a
SJO
5:15p
14h 00m
1 stop
SJO
8:55a
IAD
1:35p
4h 40m
nonstop
Depart: Wed Apr 12 2017 Return: Thu Apr 20 2017 Trip spans 9 days
American Airlines
American Airlines
IAD
3:02p
SJO
7:44a
16h 42m
1 stop
SJO
10:35a
IAD
2:48a
16h 13m
1 stop
Depart: Wed Mar 1 2017 Return: Wed Mar 8 2017 Trip spans 8 days
Delta
Delta
IAD
12:30a
SJO
4:55p
16h 25m
1 stop
SJO
9:16a
IAD
6:06p
8h 50m
1 stop
Depart: Fri Apr 14 2017 Return: Mon Apr 24 2017 Trip spans 11 days
Avianca
Avianca
IAD
12:15p
SJO
7:45a
19h 30m
2 stops
SJO
1:25p
IAD
8:16a
18h 51m
2 stops
Depart: Tue Feb 21 2017 Return: Mon Mar 6 2017 Trip spans 14 days
Major Airline
Major Airline
IAD
11:07p
SJO
7:34a
8h 27m
1 stop
SJO
1:30a
IAD
12:55p
11h 25m
1 stop
Depart: Mon Feb 6 2017 Return: Fri Feb 10 2017 Trip spans 5 days
Major Airline
Major Airline
IAD
11:07p
SJO
7:04a
7h 57m
1 stop
SJO
4:20a
IAD
1:06p
8h 46m
1 stop
Depart: Fri Feb 3 2017 Return: Sun Feb 5 2017 Trip spans 3 days
Copa Airlines
Copa Airlines
IAD
10:28a
SJO
4:30p
30h 02m
2 stops
SJO
2:36a
IAD
6:06p
15h 30m
1 stop
Depart: Fri Feb 10 2017 Return: Thu Feb 16 2017 Trip spans 7 days
Major Airline
Major Airline
IAD
5:28a
SJO
7:34a
26h 06m
1 stop
SJO
9:36p
IAD
1:06p
15h 30m
1 stop
Depart: Mon Jan 23 2017 Return: Fri Jan 27 2017 Trip spans 5 days
Aeromexico
Aeromexico
IAD
8:08p
SJO
7:37a
11h 29m
1 stop
SJO
7:37a
IAD
5:28p
9h 51m
1 stop
Depart: Wed Feb 15 2017 Return: Thu Feb 16 2017 Trip spans 2 days
Copa Airlines
Copa Airlines
IAD
4:07a
SJO
6:25p
14h 18m
1 stop
SJO
1:23a
IAD
6:06p
16h 43m
3 stops
Depart: Mon Apr 17 2017 Return: Thu Apr 20 2017 Trip spans 4 days
American Airlines
American Airlines
IAD
3:02p
SJO
7:44a
16h 42m
1 stop
SJO
10:35a
IAD
2:48a
16h 13m
1 stop
Depart: Mon Apr 10 2017 Return: Thu Apr 13 2017 Trip spans 4 days
Delta
Delta
IAD
3:00p
SJO
9:46a
18h 46m
1 stop
SJO
10:09a
IAD
3:06a
16h 57m
1 stop
Depart: Sat Mar 18 2017 Return: Fri Mar 24 2017 Trip spans 7 days
United
United
IAD
6:10p
SJO
11:15p
5h 05m
nonstop
SJO
7:55p
IAD
12:35a
4h 40m
nonstop
Depart: Sun Feb 5 2017 Return: Thu Feb 9 2017 Trip spans 5 days
Aeromexico
Aeromexico
IAD
8:08p
SJO
7:37a
11h 29m
1 stop
SJO
7:37a
IAD
5:37p
10h 00m
1 stop
Depart: Tue Feb 7 2017 Return: Wed Feb 15 2017 Trip spans 9 days
Major Airline
Major Airline
IAD
11:07p
SJO
9:58a
10h 51m
1 stop
SJO
1:44a
IAD
1:06p
11h 22m
1 stop
Depart: Sat Jan 28 2017 Return: Mon Jan 30 2017 Trip spans 3 days
Copa Airlines
Copa Airlines
IAD
10:28a
SJO
4:30p
30h 02m
2 stops
SJO
2:36a
IAD
8:04a
29h 28m
1 stop
Depart: Wed May 31 2017 Return: Wed Jun 7 2017 Trip spans 8 days
American Airlines
American Airlines
IAD
2:30a
SJO
4:50p
14h 20m
1 stop
SJO
10:35a
IAD
5:25p
6h 50m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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
$253
Destination

San Jose
$253