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

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Prices from $335 to $428

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.

$428RT including taxes
Apr 25 2017 May 09 2017
14 nights
Washington (IAD) to San Jose (SJO)
$335RT including taxes
Jan 17 2017 Jan 31 2017
14 nights
Washington (IAD) to San Jose (SJO)
Flying with: American Airlines

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