Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Lisbon to Seattle from $424

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Lisbon to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:05 pm - 5:00 pmLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
27h 55m3 stops Barcelona-El Prat London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
2:35 pm - 8:30 amSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
33h 55m3 stops Reykjavik Keflavik Intl London Heathrow Barcelona-El Prat
$726Multiple Airlines
Sun, Nov 8 - Mon, Nov 23
Multiple Airlines Logo
9:05 pm - 5:00 pmLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
27h 55m3 stops Barcelona-El Prat London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
2:35 pm - 8:30 amSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
33h 55m3 stops Reykjavik Keflavik Intl London Heathrow Barcelona-El Prat
$735Multiple Airlines
Sun, Nov 8 - Mon, Nov 23
Multiple Airlines Logo
9:05 pm - 5:00 pmLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
27h 55m3 stops Barcelona-El Prat London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
2:35 pm - 8:30 amSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
33h 55m3 stops Reykjavik Keflavik Intl London Heathrow Barcelona-El Prat
$737Multiple Airlines
Sun, Nov 8 - Mon, Nov 23
Multiple Airlines Logo
9:05 pm - 5:00 pmLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
27h 55m3 stops Barcelona-El Prat London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
2:35 pm - 8:30 amSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
33h 55m3 stops Reykjavik Keflavik Intl London Heathrow Barcelona-El Prat
$752Multiple Airlines
Sun, Nov 8 - Mon, Nov 23
Multiple Airlines Logo
10:55 am - 5:00 pmLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
38h 05m2 stops London Luton Reykjavik Keflavik Intl
Multiple Airlines Logo
2:35 pm - 11:00 pmSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
24h 25m2 stops Reykjavik Keflavik Intl London Gatwick
$754Multiple Airlines
Mon, Nov 2 - Sun, Nov 15
Multiple Airlines Logo
7:50 pm - 12:00 pmLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
24h 10m2 stops London Heathrow Frankfurt am Main
Multiple Airlines Logo
3:15 pm - 8:30 amSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
33h 15m3 stops Vancouver Intl London Heathrow Barcelona-El Prat
$781Multiple Airlines
Sun, Nov 8 - Mon, Nov 23
Multiple Airlines Logo
7:50 pm - 12:00 pmLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
24h 10m2 stops London Heathrow Frankfurt am Main
Multiple Airlines Logo
3:15 pm - 8:30 amSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
33h 15m3 stops Vancouver Intl London Heathrow Barcelona-El Prat
$783Multiple Airlines
Sun, Nov 8 - Mon, Nov 23
Turkish Airlines Logo
5:55 am - 6:10 pmLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
20h 15m1 stop Istanbul
Turkish Airlines Logo
7:05 pm - 3:10 pmSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
36h 05m1 stop Istanbul
$797Turkish Airlines
Mon, Nov 2 - Wed, Nov 18
Delta Logo
5:00 am - 11:47 amLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
14h 47m1 stop Amsterdam Schiphol
Delta Logo
10:39 am - 3:10 pmSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
20h 31m2 stops Chicago O'Hare Intl Paris Charles de Gaulle
$889Delta
Sun, Nov 8 - Mon, Nov 23
Delta Logo
5:00 am - 11:47 amLIS  Lisbon Humberto Delgado-SEA Seattle/Tacoma Intl
14h 47m1 stop Amsterdam Schiphol
Delta Logo
9:25 am - 3:10 pmSEA  Seattle/Tacoma Intl-LIS Lisbon Humberto Delgado
21h 45m2 stops Salt Lake City Paris Charles de Gaulle
$889Delta
Sun, Nov 8 - Mon, Nov 23

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Icelandair flights from Lisbon to Seattle

Our best Icelandair deals on Lisbon to Seattle flight tickets
Icelandair
Nov 8
LIS2:00 pmLisbon Humberto Delgado
35h 00m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Nov 23
SEA2:35 pmSeattle/Tacoma Intl
14h 15m
1 stop
LIS12:50 pmLisbon Humberto Delgado
$806
Icelandair
Nov 8
LIS2:00 pmLisbon Humberto Delgado
35h 00m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Nov 23
SEA2:35 pmSeattle/Tacoma Intl
14h 15m
1 stop
LIS12:50 pmLisbon Humberto Delgado
$810
Icelandair
Nov 8
LIS2:00 pmLisbon Humberto Delgado
35h 00m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Nov 23
SEA2:35 pmSeattle/Tacoma Intl
14h 15m
1 stop
LIS12:50 pmLisbon Humberto Delgado
$817

Delta flights from Lisbon to Seattle

Our best Delta deals on Lisbon to Seattle flight tickets
Delta
Nov 8
LIS5:00 amLisbon Humberto Delgado
14h 47m
1 stop
SEA11:47 amSeattle/Tacoma Intl
Nov 23
SEA10:39 amSeattle/Tacoma Intl
20h 31m
2 stops
LIS3:10 pmLisbon Humberto Delgado
$889
Delta
Nov 8
LIS5:00 amLisbon Humberto Delgado
14h 47m
1 stop
SEA11:47 amSeattle/Tacoma Intl
Nov 23
SEA10:39 amSeattle/Tacoma Intl
20h 31m
2 stops
LIS3:10 pmLisbon Humberto Delgado
$890
Delta
Nov 12
LIS5:00 amLisbon Humberto Delgado
14h 47m
1 stop
SEA11:47 amSeattle/Tacoma Intl
Dec 3
SEA4:05 pmSeattle/Tacoma Intl
15h 05m
1 stop
LIS3:10 pmLisbon Humberto Delgado
$892

momondo Fare Finder

 
Use the filters below to find and compare flights from Lisbon to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Sun 11/8

9:05 pm-5:00 pm

3 stops27h 55m

Seattle/Tacoma Intl

Mon 11/23

2:35 pm-8:30 am

3 stops33h 55m

$726

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Sun 11/8

9:05 pm-5:00 pm

3 stops27h 55m

Seattle/Tacoma Intl

Mon 11/23

2:35 pm-8:30 am

3 stops33h 55m

$735

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Sun 11/8

9:05 pm-5:00 pm

3 stops27h 55m

Seattle/Tacoma Intl

Mon 11/23

2:35 pm-8:30 am

3 stops33h 55m

$737

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Sun 11/8

9:05 pm-5:00 pm

3 stops27h 55m

Seattle/Tacoma Intl

Mon 11/23

2:35 pm-8:30 am

3 stops33h 55m

$752

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Mon 11/2

10:55 am-5:00 pm

2 stops38h 05m

Seattle/Tacoma Intl

Sun 11/15

2:35 pm-11:00 pm

2 stops24h 25m

$754

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Sun 11/8

7:50 pm-12:00 pm

2 stops24h 10m

Seattle/Tacoma Intl

Mon 11/23

3:15 pm-8:30 am

3 stops33h 15m

$781

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Sun 11/8

7:50 pm-12:00 pm

2 stops24h 10m

Seattle/Tacoma Intl

Mon 11/23

3:15 pm-8:30 am

3 stops33h 15m

$783

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Mon 11/2

5:55 am-6:10 pm

1 stop20h 15m

Seattle/Tacoma Intl

Wed 11/18

7:05 pm-3:10 pm

1 stop36h 05m

$797
Quickest round-trip

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Sun 11/8

5:00 am-11:47 am

1 stop14h 47m

Seattle/Tacoma Intl

Mon 11/23

10:39 am-3:10 pm

2 stops20h 31m

$889

LisbonSeattle

LIS Lisbon Humberto Delgado - SEA Seattle/Tacoma Intl

LISSEA

Lisbon Humberto Delgado

Sun 11/8

5:00 am-11:47 am

1 stop14h 47m

Seattle/Tacoma Intl

Mon 11/23

9:25 am-3:10 pm

2 stops21h 45m

$889

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

How to get the cheapest flight ticket from Lisbon to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Lisbon and Seattle?

Prices are currently low for flights on this route.

Typical prices usually range from $950 to $977.
The lowest price recently found on this route was $737.

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from Lisbon to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $897. If you don’t want to visit Seattle in February, then you should wait until October to fly from Lisbon, when ticket prices are also cheap, with an average price of $924.

Can stopping save me money on Lisbon to Seattle flights?

You could potentially save up to 16% on your flight if you consider stops on a Lisbon to Seattle flight.

How have Lisbon to Seattle flight prices changed over time?

As of September 2026, prices for Lisbon to Seattle flights are approximately 5% cheaper when compared to flights at the same time last year.

When to book flights from Lisbon to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Lisbon to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lisbon to Seattle (LIS to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lisbon to Seattle

Best Price Found

$424

Fastest flight time

19h 52m

Direct flights

None
The best one-way flight to Seattle from Lisbon in the past 72 hours is $424. The best round-trip flight deal from Lisbon to Seattle found on momondo in the last 72 hours is $726.
The fastest flight from Lisbon to Seattle takes 19h 52m
There are no direct flights from Lisbon to Seattle. There are no popular flight routes from Lisbon to Seattle.
Search flight deals

Frequently asked questions about flying from Lisbon to Seattle

  • How far is Lisbon Humberto Delgado to Seattle/Tacoma Intl by plane?

    A flight from Lisbon Humberto Delgado to Seattle/Tacoma Intl will travel around 5195.1 mi. In terms of flight time, this usually takes a little over 19h 52m.

  • When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Lisbon Humberto Delgado Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to Seattle/Tacoma Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lisbon Humberto Delgado Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Lisbon to Seattle?

Best airlines flying from Lisbon to Seattle

Compare and see reviews for airlines that fly from Lisbon to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $973Free CancellationRating
7.8
8,596 reviews
Search Delta flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Kent
Redmond
Lakewood
Federal Way
Fife
Tukwila
Puyallup
Lynnwood
Cle Elum
Marysville
Lacey
Centralia
Kirkland
Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Lisbon to Seattle?

Finding the right flight to Seattle from Lisbon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Lisbon to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from Lisbon with this policy.

How can momondo help me find flights from Lisbon to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Lisbon to Seattle.

I’m not ready to book a flight from Lisbon to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Lisbon and alert you when they change.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 10/22
Thu 10/29
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States