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    Washington D.C. (IAD)Washington Dulles International Airport
    Lisbon (LIS)Humberto Delgado Airport
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Flights > Lisbon Flights > Washington D.C. to Lisbon Flights

Book Washington D.C. to Lisbon Flights on Trip.com

First | Business class | Economy class | Direct

Search for cheap flights from Washington D.C. to Lisbon on Trip.com. Trip.com provides the best real-time Washington D.C. to Lisbon airfares and flight deals available, featuring advanced flight planning tools like FareAlerts, DealFinder fare calendars and Washington D.C. Flight + Hotel deals that make a Lisbon holiday or Lisbon tour more convenient and affordable.

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