To save on the cost of your flight from Washington to Costa Rica, book at least 17 days before your planned departure. Booking around this time can save you about 5% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $393 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $422.
The best pricing can be found in the month of October. Prices to Costa Rica from Washington average $404. You can even find prices in October for less than $404, as users have found deals to Costa Rica from as low as $205. The month of December appears to be one of the more expensive times to travel to Costa Rica from Washington. Flying in the targeted month can save you up to 42%.