
Popular airlines from Seattle-Tacoma International Airport (SEA) to Humberto Delgado Airport (LIS)
- British Airways
British Airways
- Air Canada
Air Canada
- Lufthansa
Lufthansa
- Turkish Airlines
Turkish Airlines
- Finnair
Finnair
- Aer Lingus
Aer Lingus
- Virgin Atlantic
Virgin Atlantic
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Cheap flights from Seattle to Lisbon (SEA-LIS)
Prices were available within the past 7 days and start at €276 for one-way flights and €414 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 4 Dec - Thu, 18 Dec
SEA
Seattle
LIS
Lisbon
€414 Return, found 4 days ago
€414
Return
found 4 days ago

Thu, 4 Dec - Wed, 17 Dec
SEA
Seattle
LIS
Lisbon
€416 Return, found 4 days ago
€416
Return
found 4 days ago

Thu, 4 Dec - Wed, 17 Dec
SEA
Seattle
LIS
Lisbon
€418 Return, found 4 days ago
€418
Return
found 4 days ago

Thu, 4 Dec - Wed, 17 Dec
SEA
Seattle
LIS
Lisbon
€431 Return, found 4 days ago
€431
Return
found 4 days ago

Thu, 4 Dec - Wed, 17 Dec
SEA
Seattle
LIS
Lisbon
€441 Return, found 4 days ago
€441
Return
found 4 days ago

Thu, 4 Dec - Wed, 17 Dec
SEA
Seattle
LIS
Lisbon
€444 Return, found 4 days ago
€444
Return
found 4 days ago

Thu, 4 Dec - Wed, 17 Dec
SEA
Seattle
LIS
Lisbon
€449 Return, found 4 days ago
€449
Return
found 4 days ago

Thu, 4 Dec - Thu, 18 Dec
SEA
Seattle
LIS
Lisbon
€450 Return, found 4 days ago
€450
Return
found 4 days ago

Thu, 4 Dec - Wed, 17 Dec
SEA
Seattle
LIS
Lisbon
€454 Return, found 4 days ago
€454
Return
found 4 days ago

Thu, 4 Dec - Wed, 17 Dec
SEA
Seattle
LIS
Lisbon
€611 Return, found 4 days ago
€611
Return
found 4 days ago
Find the cheapest month to fly from Seattle (SEA) to Lisbon (LIS)
February is typically the cheapest month to fly
From €389 - €944 per traveller.
Frequently asked questions
Travel information
Origin airport | Seattle - Tacoma Intl. |
|---|---|
Destination airport | Humberto Delgado |
Return price | €414 |
Distance | 8323 km |
Book with confidence
Perfect flights from Seattle to Lisbon
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Lisbon. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
Our flexible Seattle - Tacoma Intl. to Humberto Delgado ticket options cater to your travel preferences, with incredible one-way fares from €276 and roundtrip prices from €414. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Humberto Delgado and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Lisbon.
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Top Routes from Seattle
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