Cheap flights from Seattle to Lisbon

Flights starting at $453. Choose between Alaska Airlines, TAP Portugal, or WestJet to find the best price.

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Travelers usually depart from Seattle–Tacoma International, Seattle, WA - King Street Station, Seattle, WA - Greyhound Station, Seattle, WA - Ferry Terminal, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to Lisbon. Book your trip to arrive at Lisbon Portela, Lisbon - Oriente, Lisbon - Sete Rios, Lisboa - Santa Apolónia, or Lisbon - Campo Pequeno. The most popular airlines for this route are Alaska Airlines, TAP Portugal, WestJet, Air Transat, and Delta Air Lines. Seattle and Lisbon have 401 direct flights per week. When you arrive at Lisbon, consider visiting Mosteiro Dos Jerónimos, Sintra, Bairro Alfama, Lisbon, and Bairro of Ribeira, Portugal.

Check-in for a flight from Seattle to Lisbon

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Alaska AirlinesASAASYesOpens 24 days before flight
Closes 1 hours before flight
TAP PortugalTAPTPYesOpens 36 days before flight
Closes 1 hours before flight
WestJetWJAWSNoOpens 24 days before flight
Closes 1 hours before flight
Air TransatTSCTSYesNo
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
Learn more about COVID-19 restrictions in Portugal in our dedicated Stories article.

Frequently asked questions

What are the most popular routes to and from Seattle?
Travelers frequently search for route combinations, such as Seattle and Denver, Las Vegas, Mexico City, Orlando, Atlanta, Austin, London, Houston, Paris, Barcelona, Rome, Los Angeles, Phoenix, Washington, D.C., Detroit, Madrid, Dublin, Minneapolis, Cleveland, Guadalajara.
What are the most popular routes to and from Lisbon?
Travelers frequently search for route combinations, such as Lisbon and New York, Los Angeles, San Francisco, Boston, London, Denver, Chicago, Tel Aviv, Miami, Madrid, Budapest, Orlando, Vienna, Copenhagen, Barcelona, Oakland, Paris, Brussels, Prague, Washington, D.C..
Which airports are there in Seattle?
Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Kenmore Air Harbor Seaplane Base, Boeing Field.
What airports are near Seattle?
The main airport in Seattle is Seattle–Tacoma International. It is also served by Portland International, Vancouver International, Bellingham International, Paine Field Everett, Yakima Air Terminal, Pangborn Memorial, Abbotsford International, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB.
What airports are near Lisbon?
The main airport in Lisbon is Lisbon Portela. It is also served by Lisbon Portela, Faro, Badajoz.
What buses and trains depart from Seattle?
A number of bus and train companies depart from Seattle, including Amtrak train.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Seattle and Lisbon?
Yes, it's possible to combine different modes of transport between Seattle and Lisbon thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Seattle and Lisbon can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.
Which airlines fly between Seattle and Lisbon?
Currently, you can fly between Seattle and Lisbon with Alaska Airlines, TAP Portugal, WestJet, Air Transat, Delta Air Lines.
When's the best time to travel between Seattle and Lisbon?
What flights operate between Seattle and Lisbon?
How many airports are there near Seattle?
How many airports are there near Lisbon?
Is it possible to reach Seattle by bus or train?
What time do nonstop (direct) flights between Seattle and Lisbon depart?
What time do nonstop (direct) flights between Seattle and Lisbon arrive?
What time do flights between Seattle and Lisbon depart?
What time do flights between Seattle and Lisbon arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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