Flights from Washington Dulles International (IAD) to Costa Rica (Costa Rica)

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Prices from $399 to $423

We'll show you the best deals by comparing tons of flights from Washington Dulles International to Costa Rica across a wide range of airlines and travel agents. Compare the cheap flights along this route.

$423RT including taxes
Jun 01 2017 Jun 06 2017
5 nights
Washington (IAD) to San Jose (SJO)
Flying with: American Airlines
$399RT including taxes
Sep 20 2017 Sep 27 2017
7 nights
Washington (IAD) to San Jose (SJO)

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