Flights from Washington DC to San Jose, Costa Rica

Our cheapest offers for flights from Washington DC to San Jose, Costa Rica

Here you can compare cheap flights from Washington DC (IAD) to San Jose, Costa Rica (SJO) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Jose, Costa Rica. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Washington DC
San Jose, Costa Rica
Outbound
04/03/26
1 Stopover (SAL)
AV0591, AV0319
11h 25min
Return
04/16/26
1 Stopover (GUA)
AV0654, AV0572
06h 55min
Avianca ?
$370
found yesterday
Washington DC
San Jose, Costa Rica
Outbound
12/26/25
1 Stopover (PTY)
CM0444, CM0787
16h 38min
Return
01/03/26
1 Stopover (MCO)
F90034, F94812
19h 54min
Copa Airlines ?
$868
Washington DC
San Jose, Costa Rica
Outbound
12/26/25
1 Stopover (MCO)
F92859, F90035
25h 51min
Return
01/03/26
1 Stopover (MCO)
F90034, F94812
19h 54min
Frontier Airlines
$895
Washington DC
San Jose, Costa Rica
Outbound
12/26/25
1 Stopover (PTY)
CM0444, CM0344
18h 33min
Return
01/03/26
1 Stopover (PTY)
CM0839, CM0404
08h 05min
Copa Airlines ?
$968
Washington DC
San Jose, Costa Rica
Outbound
12/26/25
1 Stopover (PTY)
CM0817, CM0391
14h 42min
Return
01/03/26
1 Stopover (PTY)
CM0839, CM0404
08h 05min
Copa Airlines ?
$975
Washington DC
San Jose, Costa Rica
Outbound
12/26/25
1 Stopover (PTY)
CM0444, CM0787
16h 38min
Return
01/03/26
1 Stopover (PTY)
CM0839, CM0404
08h 05min
Copa Airlines ?
$1,060
Washington DC
San Jose, Costa Rica
Outbound
12/26/25
3 Stopovers (EWR, CLT, MIA)
UA2866, AA1216, AA2960, AA2459
37h 04min
Return
01/03/26
1 Stopover (MCO)
Q64000, F94812
23h 13min
United Airlines, American Airlines ?
$1,219
Washington DC
San Jose, Costa Rica
Outbound
12/26/25
direct
AV0655
07h 15min
Return
01/03/26
1 Stopover (GUA)
AV0640, UA1562
23h 10min
Avianca ?
$1,772
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to San Jose, Costa Rica

Favorite airline: Avianca
92 % of bookings on this flight route are made with Avianca, Copa and Alaska Airlines.
Avianca
46 %
Copa
43 %
Alaska Airlines
3 %
Stopover flights are the cheapest connection
Direct flights on this route are $ 8.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
06h 45min
07h 26min
12h 09min
$255
$247
$352
Favourite connection: via Panama City
Flights with a stopover in Panama City are the most popular connection for this route.
Route
bookings
1 stopover Panama City-Tocumen International
07h 26min, from $247
49 %
1 stopover San Salvador
08h 55min, from $252
45 %
Direct flights
06h 45min, from $255
4 %

Important flight information

Flight information: Washington DC - San Jose, Costa Rica

Roundtrip from $369.65
Flight duration min. 05:04 / max. 06:29
Return flight duration min. 04:48/ max. 06:09
Distance 3292 km
Flights per week 5
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport San Jose, Costa Rica (SJO)
Destination country Flights to Costa Rica
Alternative flights to San Jose, Costa Rica
Flight destinations with a similar price
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