Cheap Flights from Seattle / Tacoma International to Lisbon

Compare Seattle / Tacoma International to Lisbon flight deals

Find the cheapest month or even day of the year to fly to Lisbon

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Flight deals from Seattle / Tacoma International to Lisbon

Looking for a cheap last-minute deal or the best return flight from Seattle / Tacoma International to Lisbon? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle / Tacoma International to Lisbon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle / Tacoma International to Lisbon flights are currently cheapest in November.

Seattle / Tacoma International to Lisbon: Alternative routes

Compare routes from Seattle / Tacoma International to Lisbon below. You may find an airport to fly into that's cheaper, faster, or easier than Lisbon.

Seattle to Lisbon: Flight information

The things to know before you go.
Cheapest flight found493 €
Cheapest month to flyNovember

Finding cheap flights from Seattle / Tacoma International to Lisbon: Frequently asked questions

The best price we found for a return flight from Seattle / Tacoma International to Lisbon is 493 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seattle / Tacoma International to Lisbon. But we found flights with one or more stops from 493 €.
As of October 2024, there are no flights flying from Seattle / Tacoma International to Lisbon.
The cheapest month to fly from Seattle / Tacoma International to Lisbon is usually October 2024.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Seattle / Tacoma International Airport to Lisbon Airport on Sunday, 3 November 2024.
No airlines currently offer direct flights between Seattle / Tacoma International Airport and Lisbon Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Lisbon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
Currently, Icelandair offers the cheapest flight tickets to Lisbon.

Travelling from Seattle-Tacoma International Airport (SEA) to Lisbon Portela Airport (LIS): what you need to know

  • During popular months such as July, you'll want to get to the airport even earlier. Arrive two hours before a domestic departure and four hours ahead of international flights when you fly during peak periods in general.

  • We make it a breeze to book a flight with a stopover. To look at your options for flights from Seattle-Tacoma International Airport to Lisbon Portela Airport, deselect 'Direct flights only.' Then, pick a flight that has a stop long enough to tour the city of your choice. Some popular stopovers between SEA and LIS include:

    • London Heathrow Airport

    • Charles de Gaulle Airport

    • Washington Dulles International Airport

How to find the cheapest flights from Seattle-Tacoma International Airport (SEA) to Lisbon Portela Airport (LIS)

  • The lowest price we've found for a one-way ticket from Seattle-Tacoma International Airport to Lisbon Portela Airport is 238 €. For a return flight on this route, the best price is 493 €. Depending on the availability when you book, these fares can change.

  • It's usually best to book as early as possible if you're looking for cheap tickets from SEA to LIS. That's because airlines change prices based on demand, which tends to increase closer to departure.

  • The 'Whole month' search function shows you the cheapest tickets from Seattle-Tacoma International Airport to Lisbon Portela Airport across each month. It's a good way to snap up a bargain if your dates are flexible.

  • Log into your online account or use the app to create a Price Alert. We'll notify you right away if there's a better deal on this route. It doesn't take long, and it'll save you from looking for cheap tickets from SEA to LIS every day.

  • Tailor your trip with filters. Pick your preferred arrival and departure times, airlines and total journey duration. You can also sort results by 'Fastest,' 'Cheapest' or 'Best' flights from Seattle-Tacoma International Airport to Lisbon Portela Airport.

Handy information about Seattle-Tacoma International Airport (SEA)

  • The journey from central Seattle to Seattle-Tacoma International Airport takes around 54 minutes by public transport. If you drive, ride-share or take a cab, you'll cover the 23 kilometres in 18 minutes or so, depending on traffic conditions.

  • Want a handy hotel close to SEA? If you're boarding an early flight from Seattle-Tacoma International Airport to Lisbon Portela Airport, these stays will put you moments from your check-in counter:

Arriving at Lisbon Portela Airport (LIS)

Getting from Lisbon Portela Airport (LIS) to central Lisbon

  • Lisbon Portela Airport to the centre of Lisbon takes around 22 minutes by car. It's approximately 10 kilometres away. Discover what options are available, such as car rentals, cabs or ride-sharing.

  • It takes roughly 59 minutes to get there using public transport.

When to fly to Lisbon Portela Airport (LIS)

  • June is the most popular month for flights from Seattle-Tacoma International Airport to Lisbon Portela Airport. To escape the crowds, go to Lisbon in February.

  • The warmest month in Lisbon is August, with the temperature ranging between 16ºC and 29ºC. Book your flights from Seattle-Tacoma International Airport to Lisbon Portela Airport in this month if you enjoy this type of weather.

  • If you want cooler conditions, look for a cheap ticket from SEA to LIS in January. Average temperatures are between 8ºC and 16ºC then.

More about Lisbon

Complete your Lisbon trip with hotels and a car rental

  • You've booked a cheap ticket to Lisbon Portela Airport — now it's time to find somewhere to stay, and maybe even your own set of wheels. We've compared prices across hundreds of companies to bring you the best hotels and car rental deals in Lisbon.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.