Skip to main content
Beginning of main content

Cheap Flights from Lisbon to Washington $621.66

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia’s Price Guarantee
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheapest Flights from Lisbon to Washington (LIS to DCA)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Lisbon to Washington (LIS to DCA)

Question : Do prices fluctuate more for this route than others?
Answer : Flight prices fluctuate more than most routes from Portugal for LIS to DCA. They range from $861 to $2,692. Prices tend to be lower the further out you book.

Question : Who's offering the cheapest round-trip flight to Ronald Reagan National Airport (DCA) over the coming months?
Answer : KLM is the leader in keeping costs down for their passengers over the next three months. Bookings are being made at just $861, which is quite a deal when compared to the high-end bookings of $2,692.

Question : How long do most people visit Washington?
Answer : Of course you're not most people, but if you were, you'd stay roughly nine days.

Question : If your plans are flexible, have you considered changing your departure day?
Answer : Saturday is your lowest-cost day to fly in the month of March. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.