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Cheap flights from Seattle to Lisbon from $262

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Lisbon departing on 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Lisbon

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Lisbon that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Lisbon.

Cheap last minute flights

Planning a quick getaway from Seattle to Lisbon? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Lisbon, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Lisbon

Find recent round-trip train or bus tickets from Seattle to Lisbon.

All round-trip flight deals to Lisbon

The cheapest plane tickets to Lisbon found on KAYAK recently.
7:05 pm - 9:20 amSEA-LIS
30h 15m2 stops
5:00 am - 2:30 pmLIS-SEA
17h 30m2 stops
dom., feb. 23 - mar., mar. 4
6:05 am - 9:20 amSEA-LIS
19h 15m1 stop
5:00 am - 6:25 pmLIS-SEA
21h 25m2 stops
dom., feb. 23 - mar., mar. 4
10:35 am - 9:20 amSEA-LIS
14h 45m2 stops
5:00 am - 6:25 pmLIS-SEA
21h 25m2 stops
$517Air Canada
Find Deal
mar., feb. 18 - jue., feb. 27
8:10 am - 10:15 amSEA-LIS
18h 05m1 stop
11:00 am - 10:45 pmLIS-SEA
43h 45m2 stops
$518United Airlines
Find Deal
dom., feb. 23 - mar., mar. 4
6:05 am - 9:20 amSEA-LIS
19h 15m2 stops
11:00 am - 2:30 pmLIS-SEA
35h 30m2 stops
$519Air Canada
Find Deal
sáb., feb. 1 - sáb., feb. 8
8:10 am - 10:15 amSEA-LIS
18h 05m1 stop
6:10 am - 1:20 pmLIS-SEA
15h 10m1 stop
$533United Airlines
Find Deal
dom., feb. 23 - mar., mar. 4
3:10 pm - 1:20 pmSEA-LIS
14h 10m1 stop
5:00 am - 6:25 pmLIS-SEA
20h 25m2 stops
$537Lufthansa
Find Deal
mar., mar. 4 - mié., mar. 12
3:05 pm - 9:20 amSEA-LIS
34h 15m2 stops
6:10 am - 1:20 pmLIS-SEA
15h 10m1 stop
$539Lufthansa
Find Deal
sáb., feb. 8 - mar., feb. 25
2:35 pm - 8:20 pmSEA-LIS
21h 45m1 stop
9:20 pm - 5:00 pmLIS-SEA
27h 40m1 stop
$550Icelandair
Find Deal
dom., ene. 12 - lun., ene. 20
2:35 pm - 8:20 pmSEA-LIS
21h 45m1 stop
9:20 pm - 5:00 pmLIS-SEA
27h 40m1 stop
$554Icelandair
Find Deal
dom., ene. 12 - lun., ene. 20
11:30 am - 11:30 pmSEA-LIS
28h 00m3 stops
mar., feb. 25
11:30 am - 8:55 amSEA-LIS
38h 25m3 stops
sáb., mar. 29
11:30 am - 8:55 amSEA-LIS
38h 25m3 stops
sáb., mar. 29
5:45 am - 9:20 amSEA-LIS
43h 35m2 stops
$409Air Canada
Find Deal
mar., abr. 15
7:05 pm - 9:20 amSEA-LIS
30h 15m2 stops
$427Air Canada
Find Deal
sáb., mar. 29
6:05 am - 10:10 amSEA-LIS
21h 05m1 stop
$432United Airlines
Find Deal
sáb., mar. 29
6:50 pm - 9:20 pmSEA-LIS
18h 30m1 stop
$447United Airlines
Find Deal
dom., abr. 27
10:00 am - 2:50 pmSEA-LIS
20h 50m2 stops
$546Delta
Find Deal
dom., abr. 27
6:50 pm - 9:50 pmSEA-LIS
19h 00m1 stop
$695British Airways
Find Deal
mié., dic. 25
12:40 am - 8:00 amSEA-LIS
23h 20m2 stops
$725Delta
Find Deal
sáb., abr. 26
2:00 pm - 10:50 pmSEA-LIS
24h 50m1 stop
11:00 am - 10:00 pmLIS-SEA
19h 00m2 stops
$1,386
Find Deal
jue., dic. 19 - mié., dic. 25
2:00 pm - 3:05 pmSEA-LIS
17h 05m1 stop
2:10 pm - 1:20 pmLIS-SEA
31h 10m1 stop
$1,458Lufthansa
Find Deal
jue., dic. 19 - jue., dic. 26
11:15 pm - 10:15 amSEA-LIS
27h 00m1 stop
6:10 am - 1:20 pmLIS-SEA
15h 10m1 stop
$1,659United Airlines
Find Deal
lun., dic. 23 - mar., dic. 31
3:05 pm - 8:55 amSEA-LIS
33h 50m2 stops
6:10 am - 6:25 pmLIS-SEA
20h 15m2 stops
$1,734Air Canada
Find Deal
lun., dic. 23 - mar., dic. 31
6:05 am - 9:20 amSEA-LIS
19h 15m1 stop
6:10 am - 10:00 pmLIS-SEA
23h 50m2 stops
$1,819Air Canada
Find Deal
lun., dic. 23 - mar., dic. 31
8:20 am - 8:10 amSEA-LIS
15h 50m2 stops
10:15 am - 10:30 pmLIS-SEA
20h 15m2 stops
$2,031United Airlines
Find Deal
jue., dic. 19 - mié., dic. 25
6:10 am - 11:20 amSEA-LIS
21h 10m2 stops
5:30 am - 6:59 pmLIS-SEA
21h 29m2 stops
$2,754Delta
Find Deal
vie., dic. 20 - jue., dic. 26
5:30 am - 11:20 amSEA-LIS
21h 50m2 stops
5:30 am - 12:14 pmLIS-SEA
14h 44m1 stop
$3,220Delta
Find Deal
dom., dic. 22 - vie., ene. 3
1:45 pm - 12:10 pmSEA-LIS
14h 25m1 stop
12:55 pm - 2:26 pmLIS-SEA
33h 31m2 stops
$3,408British Airways
Find Deal
vie., dic. 20 - sáb., ene. 4
1:45 pm - 12:10 pmSEA-LIS
14h 25m1 stop
11:15 am - 9:54 pmLIS-SEA
18h 39m1 stop
$5,528British Airways
Find Deal
vie., dic. 20 - mié., ene. 1

United Airlines flights from Seattle to Lisbon

Our best United Airlines deals on Seattle to Lisbon flight tickets
United Airlines
Feb 23
SEA8:10 amSeattle/Tacoma Intl
18h 05m
1 stop
LIS10:15 amLisbon Humberto Delgado
Mar 4
LIS11:00 amLisbon Humberto Delgado
43h 45m
2 stops
SEA10:45 pmSeattle/Tacoma Intl
United Airlines
Feb 23
SEA8:10 amSeattle/Tacoma Intl
18h 05m
1 stop
LIS10:15 amLisbon Humberto Delgado
Mar 4
LIS6:10 amLisbon Humberto Delgado
15h 10m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
United Airlines
Feb 5
SEA6:05 amSeattle/Tacoma Intl
19h 15m
1 stop
LIS9:20 amLisbon Humberto Delgado
Feb 25
LIS6:10 amLisbon Humberto Delgado
15h 10m
1 stop
SEA1:20 pmSeattle/Tacoma Intl

Lufthansa flights from Seattle to Lisbon

Our best Lufthansa deals on Seattle to Lisbon flight tickets
Lufthansa
Mar 4
SEA3:10 pmSeattle/Tacoma Intl
14h 10m
1 stop
LIS1:20 pmLisbon Humberto Delgado
Mar 12
LIS5:00 amLisbon Humberto Delgado
20h 25m
2 stops
SEA6:25 pmSeattle/Tacoma Intl
Lufthansa
Feb 8
SEA3:05 pmSeattle/Tacoma Intl
34h 15m
2 stops
LIS9:20 amLisbon Humberto Delgado
Feb 25
LIS6:10 amLisbon Humberto Delgado
15h 10m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
Lufthansa
Feb 8
SEA3:05 pmSeattle/Tacoma Intl
34h 15m
2 stops
LIS9:20 amLisbon Humberto Delgado
Feb 26
LIS5:00 amLisbon Humberto Delgado
15h 10m
1 stop
SEA12:10 pmSeattle/Tacoma Intl

See travel insights to Lisbon from

How to get the cheapest flight ticket from Seattle to Lisbon

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 cheapest month to fly to Lisbon?

In general, January is the cheapest month to fly from Seattle to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $718. If you are unable to visit Lisbon during the month of January, then departing from Seattle during the month February is also very affordable. Most momondo users find prices during this month for around $748.

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Monday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $908. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Lisbon for around $1,111.

What is the cheapest time of day to depart on your flight to Lisbon?

The cheapest time of day to fly to Lisbon is in the afternoon when flights can be purchased for as low as $959. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,074 on average. Flights to Lisbon from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Lisbon?

You are more likely to see cheaper flights to Lisbon from Seattle when booking 48 days ahead of your departure date. In general, you can expect to find flights to Lisbon for around $1,022 when searching 48 days out. However, in the past 72 hours, people saw flights from Seattle for as low as $687.

Can stopping save me money on Seattle to Lisbon flights?

You could potentially save up to 27% on your flight if you consider stops on a Seattle to Lisbon flight.

How have Seattle to Lisbon flight prices changed over time?

As of December 2024, prices for Seattle to Lisbon flights are approximately 4% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Lisbon

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

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

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

Best Price Found

$262

Fastest flight time

12h 45m

Direct flights

None

Airports in Lisbon

1 airport
The best one-way flight to Lisbon from Seattle in the past 72 hours is $262. The best round-trip flight deal from Seattle to Lisbon found on momondo in the last 72 hours is $514.
The fastest flight from Seattle to Lisbon takes 12h 45m
There are no direct flights from Seattle to Lisbon. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Lisbon Humberto Delgado Airport.
There is 1 airport near Lisbon: Lisbon Humberto Delgado (LIS)

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

    The straight-line distance from Seattle/Tacoma Intl to Lisbon Humberto Delgado is 5195.1 mi. 12h 45m is a normal flight duration for this route.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Lisbon Humberto Delgado Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Lisbon Humberto Delgado Airport.

  • What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

    The travel and health documents you'll need for your trip to Lisbon Humberto Delgado Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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


Best airlines flying from Seattle to Lisbon

Compare and see reviews for airlines that fly from Seattle to Lisbon with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $539Free CancellationRating
7.1
509 reviews
Search Icelandair flights
British AirwaysPriceFrom $612Free CancellationRating
6.6
6,820 reviews
Search British Airways flights
American AirlinesPriceFrom $616Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
LufthansaPriceFrom $632Free CancellationRating
6.8
7,091 reviews
Search Lufthansa flights
Aer LingusPriceFrom $635Free CancellationRating
7.1
1,073 reviews
Search Aer Lingus flights
Scandinavian AirlinesPriceFrom $652Free CancellationRating
7.3
1,309 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $684Free CancellationRating
7.8
1,349 reviews
Search KLM flights
Air CanadaPriceFrom $685Free CancellationRating
7.0
8,382 reviews
Search Air Canada flights
DeltaPriceFrom $687Free CancellationRating
8.0
8,604 reviews
Search Delta flights
United AirlinesPriceFrom $688Free CancellationRating
7.4
9,055 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Lisbon from Seattle.

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

Yes. All flights to Lisbon from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Lisbon from Seattle.

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

Of course. momondo tracks the price of Seattle to Lisbon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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