$268 Find Cheap Flights from Washington to Portugal

1 adult
1 adult, Economy

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Useful Info

Good to know

Low seasonJanuary
Cheapest flight$268
Best time to beat the crowds with an average 13% drop in price.
Most popular time to fly with an average 28% increase in price.
Flight from Seattle to Lisbon

FAQs for booking flights from Washington to Portugal

  • How does KAYAK find such low prices on flights from Washington to Portugal?

    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 Washington to Portugal.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Portugal?

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

  • What is the Hacker Fare option on flights from Washington to Portugal?

    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 from Washington to Portugal with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Portugal?

    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 from Washington to Portugal up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How many airports are there in Portugal?

    There are 14 airports in Portugal. The busiest airport is Lisbon Portela Airport (LIS), with 61% of all flights arriving there.

  • What is the cheapest day to fly to Portugal?

    Based on KAYAK data, the cheapest day to fly to Portugal is Monday where round-trip tickets can be as cheap as $908. On the other hand, the most expensive day to fly is Friday, where round-trip prices are $1,111 on average.

  • What is the cheapest time of day to fly to Portugal?

    The cheapest time of day to fly to Portugal is generally in the evening, when round-trip flights cost $959 on average. Morning departures are around 8% more expensive than evening flights, on average. The most expensive time of day to fly to Portugal is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $1,074.

  • What is the cheapest month to fly from Washington to Portugal?

    The cheapest month for flights from Washington to Portugal is February, when tickets cost $781 (return) on average. On the other hand, the most expensive months are August and April, when the average cost of round-trip tickets is $1,671 and $1,306 respectively.

  • How far in advance should I book a flight from Washington to Portugal?

    To get a below average price on the flight from Washington to Portugal, you should book around 3 weeks before departure, which saves you about 29% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 11 weeks before departure.

  • How long is the flight to Portugal?

    An average nonstop flight from Washington to Portugal takes 21h 15m, covering a distance of 5013 miles. The shortest route is Seattle (SEA) to Lisbon (LIS) with an average flight time of 12h 50m.

  • What are the most popular destinations in Portugal?

    Based on KAYAK flight searches, the most popular destination is Lisbon (79% of total searches to Portugal). The next most popular destinations are Porto (14%) and Funchal (3%). Searches for flights to Ponta Delgada (2%), to Faro (2%) and to Porto Santo (0%) are also popular.

Everything you need to know for your flight to Portugal

Cabin class types available on flights to Washington

Cabin classes available on flights to Washington. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Portugal
Business Class flights to Portugal
Prem Econ Class flights to Portugal
Economy Class flights to Portugal

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