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International route

Cheap flights from Lisbon to Washington

Lisbon Humberto Delgado Airport (LIS) to Ronald Reagan Washington National Airport (DCA). 3,565 miles, 7h 35m nonstop.

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LIS to DCA at a glance

Computed from airline schedules and the fares we track for this route. Refreshed several times a day.

Distance
3,565 milesgreat-circle
Typical flight time
7h 35mnonstop, gate to gate
Nonstop airlines
AATP2 airlinesAmerican, TAP Air Portugal
Nonstop flights per day
2all airlines combined
Cheapest month
February 2027over the next six months
Best day to fly
Tuesday20% less than Sunday
Time difference
5h behindWashington vs Lisbon

Lisbon to Washington

Round trips from $288

Per traveler, taxes and fees included. Lowest fare we found departs Tue, Feb 9.

Cheapest month: February 2027

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Lisbon to Washington fares by month

Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.

  1. September 2026from Wed, Sep 30$388
  2. October 2026from Sat, Oct 31$336
  3. November 2026from Tue, Nov 17$321
  4. December 2026from Wed, Dec 2$328
  5. January 2027from Tue, Jan 26$290
  6. February 2027from Tue, Feb 9$288

Which airport should I use?

LisbonWashington has 3 airports. Fares can differ by $50 to $150 round trip between them, so check the alternatives before you book.

Tips for this route

  • Only American and TAP Air Portugal fly this route nonstop, which keeps nonstop fares firm. A one-stop itinerary through YYZ or LHR is usually cheaper if you can spare the extra three to five hours.
  • February 2027 is the cheapest month to fly over the next six months, with round trips from $288; September 2026 is the most expensive at $388 and up, a difference of $100 per traveler.
  • Departing on a Tuesday averages 20% less than a Sunday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
  • Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays.
  • Washington is 5 hours behind Lisbon. A morning departure lands in Washington with most of the day left; an evening flight arrives close to local dinner time.

Lisbon to Washington: common questions

How long is the flight from Lisbon to Washington?

A nonstop flight from Lisbon (LIS) to Washington (DCA) takes about 7h 35m gate to gate, covering 3,565 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.

Which airlines fly nonstop from LIS to DCA?

American Airlines and TAP Air Portugal operate nonstop flights from Lisbon (LIS) to Washington (DCA), with 2 nonstop departures a day between them. One-stop options connect through YYZ, LHR and MSP.

What is the cheapest month to fly from Lisbon to Washington?

Over the next six months, February 2027 has the lowest round-trip fares from Lisbon (LIS) to Washington (DCA), starting at $288 per traveler including taxes and fees. Within any month, Tuesday departures average the lowest prices.

How far in advance should I book Lisbon to Washington flights?

Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.

What is the time difference between Lisbon and Washington?

Washington is 5 hours behind Lisbon. LIS is on Europe/Lisbon time and DCA on America/New York time. Departure and arrival times in search results are always shown in local time at each airport.

Related routes

Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.

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