Cheap flights from Seattle to Portugal from $313

Round-trip
1 adult
Economy
From?
To?
Fri 10/22
Fri 10/29

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from Seattle/Tacoma Intl to Portugal.
View current Portugal travel restrictions

Flight information for Seattle to Portugal

Find info about flight duration, direct flights, and airports for your flight from Seattle to Portugal
Best Price Found$526The best flight deal from Seattle to Portugal found on momondo in the last 72 hours is $526
Fastest flight time13h 55mThe fastest flight from Seattle to Portugal takes 13h 55m
Direct flightsNoneThere are no direct flights from Seattle to Portugal. Popular non-direct routes for this connection are Seattle/Tacoma Intl Airport - Faro Airport, Seattle/Tacoma Intl Airport - Lisbon Humberto Delgado Airport and Seattle/Tacoma Intl Airport - Porto Airport.

How to get the cheapest flight ticket from Seattle to Portugal

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 airline that flies to Portugal from Seattle?

Air France

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

What is the cheapest Seattle to Portugal flight route?

Seattle/Tacoma Intl - Lisbon Humberto Delgado

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


Easily compare round-trip flights from Seattle to Portugal

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 Portugal by changing tabs
Air Canada
Nov 15
SEA2:50 amSeattle/Tacoma Intl
19h 05m
1 stop
LIS9:55 pmLisbon Humberto Delgado
Dec 3
LIS7:55 amLisbon Humberto Delgado
28h 58m
2 stops
SEA12:53 pmSeattle/Tacoma Intl
Multiple Airlines
Nov 15
SEA2:50 amSeattle/Tacoma Intl
19h 05m
1 stop
LIS9:55 pmLisbon Humberto Delgado
Dec 3
LIS12:20 amLisbon Humberto Delgado
15h 00m
1 stop
SEA3:20 pmSeattle/Tacoma Intl
United Airlines
Apr 4
SEA3:20 amSeattle/Tacoma Intl
19h 50m
1 stop
LIS11:10 pmLisbon Humberto Delgado
Apr 11
LIS5:45 amLisbon Humberto Delgado
37h 20m
2 stops
SEA7:05 pmSeattle/Tacoma Intl
Delta
Nov 6
SEA10:00 amSeattle/Tacoma Intl
18h 30m
1 stop
OPO3:30 amPorto
Nov 17
OPO12:00 amPorto
15h 00m
1 stop
SEA3:00 pmSeattle/Tacoma Intl
KLM
Dec 1
SEA8:20 amSeattle/Tacoma Intl
35h 15m
1 stop
FAO7:35 pmFaro
Dec 11
FAO1:55 pmFaro
25h 05m
1 stop
SEA3:00 pmSeattle/Tacoma Intl
Lufthansa
Feb 18
SEA9:15 amSeattle/Tacoma Intl
25h 15m
2 stops
LIS10:30 amLisbon Humberto Delgado
Feb 26
LIS1:10 amLisbon Humberto Delgado
21h 38m
2 stops
SEA10:48 pmSeattle/Tacoma Intl

Find the cheapest one-way flights from Seattle to Portugal

If you're looking for one-way flights from Seattle to Portugal, view some of our deals below provided by Delta, Iberia and TAP AIR PORTUGAL
Multiple Airlines
Nov 14
SEA2:35 amSeattle/Tacoma Intl
20h 05m
1 stop
LIS10:40 pmLisbon Humberto Delgado
TAP AIR PORTUGAL
Nov 13
SEA5:35 pmSeattle/Tacoma Intl
23h 10m
1 stop
LIS4:45 pmLisbon Humberto Delgado
Iberia
Oct 29
SEA2:20 amSeattle/Tacoma Intl
29h 40m
2 stops
LIS8:00 amLisbon Humberto Delgado

Search last-minute flights to Portugal from Seattle

Find and compare flight prices for your last-minute flight from Seattle to Portugal
Multiple Airlines
Oct 26
SEA6:18 pmSeattle/Tacoma Intl
23h 27m
1 stop
LIS5:45 pmLisbon Humberto Delgado
Nov 7
LIS12:00 pmLisbon Humberto Delgado
27h 53m
1 stop
SEA3:53 pmSeattle/Tacoma Intl
Turkish Airlines
Oct 26
SEA11:00 amSeattle/Tacoma Intl
40h 25m
2 stops
LIS3:25 amLisbon Humberto Delgado
Nov 3
LIS7:20 amLisbon Humberto Delgado
59h 14m
2 stops
SEA6:34 pmSeattle/Tacoma Intl
Air Europa
Oct 26
SEA3:55 amSeattle/Tacoma Intl
23h 25m
2 stops
LIS3:20 amLisbon Humberto Delgado
Nov 3
LIS7:25 amLisbon Humberto Delgado
41h 22m
2 stops
SEA12:47 amSeattle/Tacoma Intl
TAP AIR PORTUGAL
Oct 26
SEA6:18 pmSeattle/Tacoma Intl
23h 27m
1 stop
LIS5:45 pmLisbon Humberto Delgado
Nov 5
LIS8:00 amLisbon Humberto Delgado
17h 16m
1 stop
SEA1:16 amSeattle/Tacoma Intl
Multiple Airlines
Oct 23
SEA3:03 amSeattle/Tacoma Intl
14h 42m
1 stop
LIS5:45 pmLisbon Humberto Delgado
Oct 30
LIS2:30 pmLisbon Humberto Delgado
23h 59m
1 stop
SEA2:29 pmSeattle/Tacoma Intl
Multiple Airlines
Oct 23
SEA5:45 pmSeattle/Tacoma Intl
29h 35m
1 stop
LIS11:20 pmLisbon Humberto Delgado
Oct 30
LIS8:00 amLisbon Humberto Delgado
30h 29m
1 stop
SEA2:29 pmSeattle/Tacoma Intl

Best airlines flying from Seattle to Portugal

Compare and see reviews for airlines that fly from Seattle to Portugal with momondo
AirlineRatingFree CancellationPrice
Air Canada
PriceFrom $453
Free Cancellation
Rating
7.5
7.8

Boarding

7.3

Comfort

8.1

Crew

7.3

Entertainment

5.9

Food

Reviews

The food selection has been better in the past but due to Covid it is understandable. This particular flight did not have any entertainment and the Air Canada App did not work to access movies.

1 / 10
Lufthansa
PriceFrom $516
Free Cancellation
Rating
7.5
7.7

Boarding

7.5

Comfort

8.0

Crew

7.1

Entertainment

7.2

Food

Reviews

My luggage got delayed, trying to reach out the airline and no updates for me where my luggage is and when it will be delivered to me.

1 / 10
British Airways
PriceFrom $527
Free Cancellation
Rating
7.0
7.3

Boarding

7.1

Comfort

7.4

Crew

6.6

Entertainment

6.5

Food

Reviews

Delayed and heavy.

1 / 10
KLM
PriceFrom $563
Free Cancellation
Rating
7.9
8.0

Boarding

8.2

Comfort

8.4

Crew

7.3

Entertainment

7.4

Food

Reviews

Great flight Will go again!

1 / 10
United Airlines
PriceFrom $573
Free Cancellation
Rating
6.8
7.2

Boarding

6.7

Comfort

7.5

Crew

6.6

Entertainment

6.1

Food

Reviews

Not because the flight is going to Africa we can’t get better service on board

1 / 10
Air France
PriceFrom $576
Free Cancellation
Rating
7.8
7.9

Boarding

7.8

Comfort

8.3

Crew

7.2

Entertainment

7.8

Food

Reviews

Poor communication from boarding staff, airport staff not a clue. Communication on board was un decipherable and airline lost baggage.

1 / 9
American Airlines
PriceFrom $579
Free Cancellation
Rating
7.2
7.4

Boarding

7.1

Comfort

7.8

Crew

7.1

Entertainment

6.8

Food

Reviews

Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!

1 / 10
Aer Lingus
PriceFrom $585
Free Cancellation
Rating
7.8
8.3

Boarding

7.8

Comfort

8.3

Crew

7.6

Entertainment

7.4

Food

Reviews

Worst flight ever

1 / 10
Delta
PriceFrom $593
Free Cancellation
Rating
8.2
8.2

Boarding

8.4

Comfort

8.3

Crew

8.1

Entertainment

8.0

Food

Reviews

Great

1 / 10

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

    To ease the stress of booking flights, some of our airline partners flying from Seattle/Tacoma Intl to Portugal are responding to the global pandemic. The following airlines may have a flexible cancellation policy to help accommodate travelers: Delta, Aer Lingus, and Lufthansa.


Can I fly to Portugal from Seattle/Tacoma Intl right now?

Information is based on travel restrictions from Seattle/Tacoma Intl to Portugal

Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter Portugal.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 for RT-PCR (NAAT) and 48 Antigen (quick-test) hours before departing to Portugal.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Portugal.

Documents
Health declaration for Madeira - Travelers must complete and submit it 12-48 hours before departure. This will generate a QR code which must be presented upon arrival.


Can I fly back to Seattle/Tacoma Intl from Portugal?

Returning to Seattle/Tacoma Intl from Portugal

COVID-19 testing requirements
Visitors from Portugal must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Portugal are not required to quarantine after entering Seattle/Tacoma Intl.

If you are planning to travel to Portugal at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

Alternative routes for Seattle to Portugal

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Seattle to Lisbon Flights
Fastest flight time14h 10m
Cheapest price$547
Seattle to Porto Flights
Fastest flight time13h 55m
Cheapest price$563
Seattle to Faro Flights
Fastest flight time19h 20m
Cheapest price$618
Spokane to Lisbon Flights
Fastest flight time18h 25m
Cheapest price$682
Seattle to Ponta Delgada Flights
Fastest flight time17h 15m
Cheapest price$914

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