$499 Find cheap flights from Lisbon to Reagan Washington National Airport

In the last 3 days, the lowest price for a flight from Lisbon to Washington, D.C. Reagan-National Airport was $499 for a one-way ticket and $517 for a round-trip.

Yes, you'll most likely have to show a valid passport before boarding the plane in Lisbon and on arrival in Reagan Washington National Airport.

Lisbon and Reagan Washington National Airport are both served by 1 main airport. You will leave Lisbon from Lisbon Humberto Delgado and will be arriving at Washington, D.C. Reagan-National.

We unfortunately don’t have that data for this specific route.

oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between Lisbon and Reagan Washington National Airport, with oneworld being the most commonly used for this route.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Lisbon to Reagan Washington National Airport.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Reagan Washington National Airport from Lisbon is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Reagan Washington National Airport with an airline and back to Lisbon with another airline. Booking your flights between Lisbon and DCA can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Reagan Washington National Airport from Lisbon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.