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	Baggage	Price
Washington DC San Jose, Costa Rica	Outbound 04/29/25 2 Stopovers (CLT, MIA) AA5132, AA3068, AA1593 28h 17min	Return 05/08/25 2 Stopovers (MIA, CLT) AA1600, AA1596, AA5106 18h 11min	American Airlines	?	$238
Best option Washington DC San Jose, Costa Rica	Outbound 06/18/25 direct AV0663 04h 30min	Return 07/15/25 direct AV0662 04h 35min	Avianca		$261
Washington DC San Jose, Costa Rica	Outbound 04/29/25 2 Stopovers (CLT, DFW) AA5316, AA1707, AA1053 10h 19min	Return 05/08/25 2 Stopovers (DFW, CLT) AA0320, AA1690, AA5549 22h 03min	American Airlines	?	$245
Washington DC San Jose, Costa Rica	Outbound 09/19/25 1 Stopover (SAL) AV0555, AV0617 18h 10min	Return 09/29/25 1 Stopover (SAL) N34351, N34326 18h 02min	Avianca		$253
Washington DC San Jose, Costa Rica	Outbound 09/19/25 1 Stopover (SAL) N34313, N34350 06h 22min	Return 09/29/25 1 Stopover (SAL) N34351, N34326 18h 02min	Volaris El Salvador		$255
Washington DC San Jose, Costa Rica	Outbound 09/19/25 1 Stopover (SAL) N34313, N34350 06h 22min	Return 09/29/25 1 Stopover (SAL) N34351, N34326 18h 02min	Volaris El Salvador		$261
Washington DC San Jose, Costa Rica	Outbound 06/18/25 direct AV0663 04h 30min	Return 07/15/25 direct AV0662 04h 35min	Avianca	?	$262
Washington DC San Jose, Costa Rica	Outbound 09/19/25 1 Stopover (GUA) AV0555, AV0655 07h 05min	Return 09/29/25 1 Stopover (GUA) AV0654, AV0654 06h 55min	Avianca	?	$269
Washington DC San Jose, Costa Rica	Outbound 09/19/25 1 Stopover (SAL) N34313, N34350 06h 22min	Return 09/29/25 1 Stopover (SAL) N34351, N34326 18h 02min	Volaris El Salvador	?	$271
Washington DC San Jose, Costa Rica	Outbound 09/19/25 2 Stopovers (GUA, SAL) AV0555, AV0555, AV0617 18h 10min	Return 09/29/25 1 Stopover (GUA) AV0654, AV0654 06h 55min	Avianca	?	$273

Tips and tricks to help you find cheap flights from Washington DC to San Jose, Costa Rica

Important flight information

Flight information: Washington DC - San Jose, Costa Rica

Roundtrip from	$237.33
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

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