Cheap flights from Seattle to Lisbon from $352

Round-trip
1 adult
Economy
0 bags
From?
To?
Mon 8/15
Mon 8/22

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Flight information for Seattle to Lisbon
(SEA to LIS)

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

Best Price Found

$352

Fastest flight time

14h 10m

Direct flights

None

Airports in Lisbon

1 airport
The best one-way flight to Lisbon from Seattle in the past 72 hours is $352. The best round-trip flight deal from Seattle to Lisbon found on momondo in the last 72 hours is $702.
The fastest flight from Seattle to Lisbon takes 14h 10m
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 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 from Seattle to Lisbon?

February

The cheapest time of year to fly to Lisbon from Seattle is February. Most expensive is June

What is the cheapest day to depart Seattle for Lisbon?

Tuesday

The cheapest day of the week is typically Tuesday. The most expensive is typically Wednesday

When is the cheapest time to fly from Seattle to Lisbon?

in the afternoon

Seattle to Lisbon flights are approximately 4% more expensive in the evening than in the afternoon

What is the cheapest airline that flies to Lisbon from Seattle?

Juneyao Airlines

Aer Lingus, Air Canada, and Air France are the most popular carriers operating from Seattle to Lisbon

What is the cheapest Seattle to Lisbon flight route?

Seattle/Tacoma Intl - Lisbon Humberto Delgado

Fly from Seattle/Tacoma Intl to Lisbon Humberto Delgado for the best Seattle - Lisbon flight prices

How far in advance should you book Seattle to Lisbon flights?

36 days before

The cheapest time to buy a flight from Seattle to Lisbon is approximately 36 days to departure

If you are looking to fly from Seattle to Lisbon, you are most likely going to fly from Seattle/Tacoma Intl Airport to Lisbon Humberto Delgado Airport, the most popular airports on that route. The least expensive flight option from Seattle to Lisbon will typically be SEA — LIS during the month of August with an average price of $666 RT.

Seattle/Tacoma Intl Airport (SEA) to Lisbon Humberto Delgado Airport (LIS)$666
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Easily compare round-trip flights from Seattle to Lisbon

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Lisbon by changing tabs
Aer Lingus
Oct 3
SEA3:25 pmSeattle/Tacoma Intl
18h 25m
1 stop
LIS9:50 amLisbon Humberto Delgado
Oct 13
LIS7:20 amLisbon Humberto Delgado
14h 20m
1 stop
SEA9:40 pmSeattle/Tacoma Intl
United Airlines
Oct 23
SEA4:10 amSeattle/Tacoma Intl
16h 00m
1 stop
LIS8:10 pmLisbon Humberto Delgado
Nov 3
LIS5:00 amLisbon Humberto Delgado
35h 07m
2 stops
SEA4:07 pmSeattle/Tacoma Intl
Air Canada
Nov 9
SEA2:30 amSeattle/Tacoma Intl
14h 30m
1 stop
LIS5:00 pmLisbon Humberto Delgado
Dec 8
LIS4:00 amLisbon Humberto Delgado
20h 04m
2 stops
SEA12:04 amSeattle/Tacoma Intl
KLM
Nov 8
SEA2:35 amSeattle/Tacoma Intl
16h 30m
1 stop
LIS7:05 pmLisbon Humberto Delgado
Dec 7
LIS12:00 amLisbon Humberto Delgado
14h 30m
1 stop
SEA2:30 pmSeattle/Tacoma Intl
Air France
Dec 5
SEA2:35 amSeattle/Tacoma Intl
16h 30m
1 stop
LIS7:05 pmLisbon Humberto Delgado
Dec 22
LIS12:30 amLisbon Humberto Delgado
14h 25m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
Multiple Airlines
Oct 31
SEA3:35 pmSeattle/Tacoma Intl
16h 05m
1 stop
LIS7:40 amLisbon Humberto Delgado
Nov 8
LIS2:05 amLisbon Humberto Delgado
16h 25m
1 stop
SEA6:30 pmSeattle/Tacoma Intl

Find the cheapest one-way flights from Seattle to Lisbon

If you're looking for one-way flights from Seattle to Lisbon, view some of our deals below provided by Turkish Airlines
Multiple Airlines
Dec 3
SEA9:20 amSeattle/Tacoma Intl
40h 10m
3 stops
LIS1:30 amLisbon Humberto Delgado
Turkish Airlines
Sep 19
SEA1:45 pmSeattle/Tacoma Intl
37h 50m
1 stop
LIS3:35 amLisbon Humberto Delgado
Multiple Airlines
Nov 7
SEA4:45 pmSeattle/Tacoma Intl
34h 40m
3 stops
LIS3:25 amLisbon Humberto Delgado

Search last-minute flights to Lisbon from Seattle

Find and compare round-trip flight prices for your last-minute flight from Seattle to Lisbon
Multiple Airlines
Aug 18
SEA1:35 pmSeattle/Tacoma Intl
20h 15m
1 stop
LIS9:50 amLisbon Humberto Delgado
Aug 21
LIS5:40 pmLisbon Humberto Delgado
44h 50m
2 stops
SEA2:30 pmSeattle/Tacoma Intl
Aer Lingus
Aug 18
SEA3:25 pmSeattle/Tacoma Intl
18h 25m
1 stop
LIS9:50 amLisbon Humberto Delgado
Aug 21
LIS6:30 pmLisbon Humberto Delgado
27h 10m
1 stop
SEA9:40 pmSeattle/Tacoma Intl
SWISS
Aug 17
SEA12:16 pmSeattle/Tacoma Intl
19h 39m
2 stops
LIS7:55 amLisbon Humberto Delgado
Aug 29
LIS9:35 amLisbon Humberto Delgado
40h 28m
2 stops
SEA2:03 amSeattle/Tacoma Intl
Multiple Airlines
Aug 17
SEA1:55 pmSeattle/Tacoma Intl
19h 55m
1 stop
LIS9:50 amLisbon Humberto Delgado
Aug 21
LIS5:40 pmLisbon Humberto Delgado
44h 50m
2 stops
SEA2:30 pmSeattle/Tacoma Intl
Multiple Airlines
Aug 19
SEA1:10 pmSeattle/Tacoma Intl
20h 40m
1 stop
LIS9:50 amLisbon Humberto Delgado
Aug 31
LIS6:55 amLisbon Humberto Delgado
31h 35m
2 stops
SEA2:30 pmSeattle/Tacoma Intl
Multiple Airlines
Aug 17
SEA2:40 amSeattle/Tacoma Intl
23h 10m
2 stops
LIS1:50 amLisbon Humberto Delgado
Aug 21
LIS1:05 amLisbon Humberto Delgado
25h 05m
2 stops
SEA2:10 amSeattle/Tacoma Intl

Best airlines flying from Seattle to Lisbon

Compare and see reviews for airlines that fly from Seattle to Lisbon with momondo
AirlineRatingFree CancellationPrice
Juneyao AirlinesPriceFrom $12Free CancellationRating
0.0
Search Juneyao Airlines flights
British AirwaysPriceFrom $398Free CancellationRating
6.3
6.6

Boarding

6.5

Comfort

7.2

Crew

6.2

Entertainment

5.9

Food

Reviews

Very noisy, engine sound inside the cabin.

1 / 10
Search British Airways flights
Air CanadaPriceFrom $453Free CancellationRating
7.4
7.7

Boarding

7.6

Comfort

8.2

Crew

7.3

Entertainment

6.7

Food

Reviews

Routine. Went smoothly

1 / 10
Search Air Canada flights
KLMPriceFrom $475Free CancellationRating
7.5
7.4

Boarding

7.6

Comfort

8.1

Crew

6.6

Entertainment

7.0

Food

Reviews

Voir avis précédent qui regroupe les deux vols

1 / 10
Search KLM flights
LufthansaPriceFrom $501Free CancellationRating
7.2
7.4

Boarding

7.3

Comfort

7.8

Crew

6.8

Entertainment

6.8

Food

Reviews

A cheap cheese sandwich not good, I didn't accept it

1 / 10
Search Lufthansa flights
United AirlinesPriceFrom $503Free CancellationRating
7.1
7.5

Boarding

7.1

Comfort

8.0

Crew

6.9

Entertainment

6.4

Food

Reviews

Not canceling my flight

1 / 10
Search United Airlines flights
FinnairPriceFrom $547Free CancellationRating
7.7
7.9

Boarding

7.7

Comfort

8.2

Crew

7.2

Entertainment

7.2

Food

Reviews

I’m a bigger guy and I had wiggle room and could fully stretch my legs in economy plus. We were very happy with this flight.

1 / 10
Search Finnair flights
DeltaPriceFrom $568Free CancellationRating
7.8
7.9

Boarding

8.0

Comfort

8.3

Crew

7.7

Entertainment

7.3

Food

Reviews

It was so cold on the flight, otherwise okay.

1 / 10
Search Delta flights
Air FrancePriceFrom $571Free CancellationRating
7.6
7.5

Boarding

7.5

Comfort

8.2

Crew

7.0

Entertainment

7.2

Food

Reviews

Waited 45 minutes for the pale to get cleaned up. Almost missed my next flight. My bags didn’t make it to my final destination.

1 / 10
Search Air France flights
American AirlinesPriceFrom $579Free CancellationRating
6.9
7.3

Boarding

7.1

Comfort

7.9

Crew

6.8

Entertainment

6.4

Food

Reviews

Check-in in airport was painless with no queue and our queries were dealt with efficiently. Flight was comfortable. Food and service was not as good as outbound flight, but still OK.

1 / 10
Search American Airlines flights

Aer Lingus flights from Seattle to Lisbon

Our best Aer Lingus deals on Seattle to Lisbon flight tickets
Aer Lingus
Oct 3
SEA3:25 pmSeattle/Tacoma Intl
18h 25m
1 stop
LIS9:50 amLisbon Humberto Delgado
Oct 13
LIS7:20 amLisbon Humberto Delgado
14h 20m
1 stop
SEA9:40 pmSeattle/Tacoma Intl
Aer Lingus
Sep 26
SEA3:25 pmSeattle/Tacoma Intl
18h 25m
1 stop
LIS9:50 amLisbon Humberto Delgado
Oct 6
LIS7:20 amLisbon Humberto Delgado
14h 20m
1 stop
SEA9:40 pmSeattle/Tacoma Intl
Aer Lingus
Oct 3
SEA3:25 pmSeattle/Tacoma Intl
18h 25m
1 stop
LIS9:50 amLisbon Humberto Delgado
Oct 24
LIS7:20 amLisbon Humberto Delgado
14h 20m
1 stop
SEA9:40 pmSeattle/Tacoma Intl

SWISS flights from Seattle to Lisbon

Our best SWISS deals on Seattle to Lisbon flight tickets
SWISS
Aug 17
SEA12:16 pmSeattle/Tacoma Intl
19h 39m
2 stops
LIS7:55 amLisbon Humberto Delgado
Aug 29
LIS9:35 amLisbon Humberto Delgado
40h 28m
2 stops
SEA2:03 amSeattle/Tacoma Intl
SWISS
Aug 18
SEA6:58 amSeattle/Tacoma Intl
19h 37m
2 stops
LIS2:35 amLisbon Humberto Delgado
Aug 27
LIS4:45 amLisbon Humberto Delgado
21h 18m
2 stops
SEA2:03 amSeattle/Tacoma Intl

  • Are airlines flying from Seattle/Tacoma Intl to Lisbon Humberto Delgado offering flexible cancellation due to COVID-19?

    Some of our partner airlines flying from Seattle/Tacoma Intl to Lisbon Humberto Delgado are adopting new policies due to the global impact of COVID-19. Some of the airlines that may be waiving their cancellation fees are Delta, British Airways, and Air France. You can search for the full list of airlines like Delta that are offering this flexibility.

  • 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. 14h 30m is a normal flight duration for this route.



Alternative routes for Seattle to Lisbon

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Seattle to Porto Flights
Fastest flight time14h 20m
Cheapest price$728
Seattle to Ponta Delgada Flights
Fastest flight time14h 15m
Cheapest price$1,138
Seattle to Faro Flights
Fastest flight time16h 20m
Cheapest price$742
Spokane to Lisbon Flights
Fastest flight time18h 25m
Cheapest price$830

Similar Seattle to Lisbon flights

Flexible with your destination? Broaden your search and find flights similar to your Seattle to Lisbon route

Why use momondo?

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.

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

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.

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.