Cheap Flights from Seattle (SEA) to Lisbon (LIS)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Humberto Delgado Airport (LIS)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 25% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find the cheapest month to fly from Seattle (SEA) to Lisbon (LIS)

February is typically the cheapest month to fly

From ₹42,896 - ₹98,326 per traveller.

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Lisbon/Portela Airport?
Round-trip tickets from SEA to Humberto Delgado Airport (LIS) start from . This is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to Lisbon/Portela Airport?
We get that things crop up unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from SEA to LIS that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to Lisbon/Portela Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SEA to LIS?
SeaTac to Lisbon District is around 8,400 kilometres, so get ready to spend quite a while in the air. Don't forget to pack all the essentials, from your headphones to your hoodie. Throw in a few snacks to munch on throughout your trip too.
Which airlines fly direct from Sea-Tac Airport to LIS?
There are no direct flights, so you'll need to make at least one stop between Sea-Tac Airport and LIS. Take advantage of the layover time to stretch your legs and freshen up.
Are SEA to LIS flight tickets cheaper when they're purchased at the last minute?
Booking your trip from SEA to Lisbon/Portela Airport at the last minute could be your ticket to a fantastic deal. However, it might cost you a whole lot more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Humberto Delgado
Distance
8323 km

Book with confidence

Seattle to Lisbon District Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Seattle to Lisbon District will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Lisbon District.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with SEA to LIS flights that won’t make your bank account wince. Ready to temporarily leave behind Seattle for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to LIS with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Seattle to Lisbon District Flights

Explore a world of travel with Expedia

*Available to Expedia members.