Flights from Washington Dulles International (IAD) to Costa Rica (Costa Rica)Edit search
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
Washington (IAD) to San Jose (SJO)
Flying with: American Airlines
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Price subject to availability. Last updated 21 hours ago.