Find Cheap 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
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: Mon May 22 2017 Return: Wed May 31 2017 Trip spans 10 days
Major Airline
Major Airline
IAD
8:29a
SJO
4:21p
7h 52m
1 stop
SJO
8:23p
IAD
4:58a
8h 35m
1 stop
Depart: Sat May 13 2017 Return: Sun May 14 2017 Trip spans 2 days
Copa Airlines
Copa Airlines
IAD
12:29p
SJO
5:42a
17h 13m
2 stops
SJO
1:40p
IAD
9:10a
19h 30m
1 stop
Depart: Sun May 14 2017 Return: Tue May 23 2017 Trip spans 10 days
British Airways
British Airways
IAD
2:25a
SJO
9:43a
7h 18m
1 stop
SJO
2:50a
IAD
12:15p
9h 25m
1 stop
Depart: Thu Apr 27 2017 Return: Wed May 3 2017 Trip spans 7 days
United
United
IAD
8:40a
SJO
6:20p
9h 40m
1 stop
SJO
2:30a
IAD
11:00a
8h 30m
1 stop
Depart: Sun May 7 2017 Return: Thu May 11 2017 Trip spans 5 days
American Airlines
American Airlines
IAD
3:02p
SJO
7:44a
16h 42m
1 stop
SJO
8:38a
IAD
5:57p
9h 19m
1 stop
Depart: Tue Aug 29 2017 Return: Thu Sep 7 2017 Trip spans 10 days
Avianca
Avianca
IAD
12:15p
SJO
7:30p
7h 15m
1 stop
SJO
1:40a
IAD
8:16a
6h 36m
1 stop
Depart: Mon Sep 18 2017 Return: Sat Sep 23 2017 Trip spans 6 days
Aeromexico
Aeromexico
IAD
9:17p
SJO
8:50a
11h 33m
1 stop
SJO
7:50a
IAD
5:58p
10h 08m
1 stop
Depart: Sun Aug 20 2017 Return: Mon Aug 28 2017 Trip spans 9 days
Major Airline
Major Airline
IAD
8:50p
SJO
3:58a
7h 08m
1 stop
SJO
9:47p
IAD
11:10a
13h 23m
1 stop
Depart: Mon May 8 2017 Return: Wed May 10 2017 Trip spans 3 days
Major Airline
Major Airline
IAD
2:21a
SJO
10:00a
7h 39m
1 stop
SJO
8:32p
IAD
5:10a
8h 38m
1 stop
Depart: Sat May 20 2017 Return: Fri May 26 2017 Trip spans 7 days
Major Airline
Major Airline
IAD
8:29a
SJO
2:17a
17h 48m
1 stop
SJO
10:02p
IAD
5:10a
7h 08m
1 stop
Depart: Sun May 28 2017 Return: Mon May 29 2017 Trip spans 2 days
Copa Airlines
Copa Airlines
IAD
6:21a
SJO
7:17a
24h 56m
1 stop
SJO
4:24p
IAD
9:10a
40h 46m
2 stops
Depart: Sat Jun 3 2017 Return: Tue Jun 6 2017 Trip spans 4 days
Major Airline
Major Airline
IAD
8:15a
SJO
3:30p
7h 15m
1 stop
SJO
9:00a
IAD
4:16a
19h 16m
1 stop
Depart: Mon May 1 2017 Return: Wed May 3 2017 Trip spans 3 days
United
United
IAD
6:00p
SJO
9:35a
15h 35m
1 stop
SJO
2:30a
IAD
2:26p
11h 56m
1 stop
Depart: Thu May 11 2017 Return: Mon May 15 2017 Trip spans 5 days
American Airlines
American Airlines
IAD
2:25a
SJO
4:46p
14h 21m
1 stop
SJO
3:00a
IAD
5:57p
14h 57m
1 stop
Depart: Thu May 25 2017 Return: Sun May 28 2017 Trip spans 4 days
Avianca
Avianca
IAD
12:15p
SJO
7:45p
7h 30m
1 stop
SJO
1:40a
IAD
8:16a
6h 36m
1 stop
Depart: Tue May 9 2017 Return: Thu May 11 2017 Trip spans 3 days
Copa Airlines
Copa Airlines
IAD
12:29p
SJO
4:56p
28h 27m
1 stop
SJO
2:30a
IAD
6:55p
16h 25m
2 stops
Depart: Wed Sep 13 2017 Return: Wed Sep 20 2017 Trip spans 8 days
Aeromexico
Aeromexico
IAD
9:17p
SJO
8:50a
11h 33m
1 stop
SJO
2:08a
IAD
5:58p
15h 50m
1 stop
Depart: Mon May 15 2017 Return: Sun May 21 2017 Trip spans 7 days
Major Airline
Major Airline
IAD
3:10a
SJO
3:30p
12h 20m
1 stop
SJO
9:40p
IAD
4:16a
6h 36m
1 stop
Depart: Tue May 16 2017 Return: Tue May 23 2017 Trip spans 8 days
United
United
IAD
4:15a
SJO
6:20p
14h 05m
1 stop
SJO
2:30a
IAD
2:13p
11h 43m
1 stop
Depart: Sun May 21 2017 Return: Tue May 23 2017 Trip spans 3 days
American Airlines
American Airlines
IAD
3:02p
SJO
7:44a
16h 42m
1 stop
SJO
2:50a
IAD
12:15p
9h 25m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Washington
$280
Destination

San Jose
$280