Cheap flights from Seattle to Portugal from $228
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 Portugal departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
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Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Portugal by changing tabs
Icelandair![Icelandair]()
Nov 3![Icelandair]()
Nov 18
SEA2:35 pmSeattle/Tacoma Intl
21h 45m
1 stop
LIS8:20 pmLisbon Humberto Delgado
LIS9:20 pmLisbon Humberto Delgado
27h 40m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Scandinavian Airlines![Scandinavian Airlines]()
Jan 12![Scandinavian Airlines]()
Jan 20
SEA7:20 amSeattle/Tacoma Intl
24h 15m
2 stops
LIS3:35 pmLisbon Humberto Delgado
LIS6:55 amLisbon Humberto Delgado
23h 30m
2 stops
SEA10:25 pmSeattle/Tacoma Intl
Multiple Airlines![Multiple Airlines]()
Nov 13![Multiple Airlines]()
Nov 27
SEA8:00 pmSeattle/Tacoma Intl
16h 05m
1 stop
LIS8:05 pmLisbon Humberto Delgado
LIS6:40 amLisbon Humberto Delgado
19h 35m
1 stop
SEA6:15 pmSeattle/Tacoma Intl
Finnair![Finnair]()
Jan 12![Finnair]()
Jan 20
SEA6:50 pmSeattle/Tacoma Intl
18h 55m
1 stop
LIS9:45 pmLisbon Humberto Delgado
LIS4:10 pmLisbon Humberto Delgado
34h 52m
2 stops
SEA7:02 pmSeattle/Tacoma Intl
British Airways![British Airways]()
Nov 19![British Airways]()
Nov 26
SEA1:35 pmSeattle/Tacoma Intl
20h 10m
1 stop
LIS5:45 pmLisbon Humberto Delgado
LIS11:10 amLisbon Humberto Delgado
18h 55m
1 stop
SEA10:05 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 British Airways, Scandinavian Airlines and TAP AIR PORTUGAL
Multiple Airlines![Multiple Airlines]()
Oct 23
SEA10:00 amSeattle/Tacoma Intl
50h 20m
3 stops
LIS8:20 pmLisbon Humberto Delgado
Scandinavian Airlines![Scandinavian Airlines]()
Nov 13
SEA7:30 amSeattle/Tacoma Intl
30h 05m
2 stops
LIS9:35 pmLisbon Humberto Delgado
Search last-minute flights to Portugal from Seattle
Find and compare round-trip flight prices for your last-minute flight from Seattle to Portugal
Turkish Airlines![Turkish Airlines]()
Oct 9![Turkish Airlines]()
Oct 21
SEA6:40 pmSeattle/Tacoma Intl
37h 10m
1 stop
OPO3:50 pmPorto
OPO4:50 pmPorto
25h 40m
1 stop
SEA10:30 amSeattle/Tacoma Intl
Multiple Airlines![Multiple Airlines]()
Oct 10![Multiple Airlines]()
Oct 17
SEA7:00 amSeattle/Tacoma Intl
25h 10m
2 stops
OPO4:10 pmPorto
OPO6:40 amPorto
21h 21m
2 stops
SEA8:01 pmSeattle/Tacoma Intl
Aer Lingus![Aer Lingus]()
Oct 5![Aer Lingus]()
Oct 16
SEA12:22 amSeattle/Tacoma Intl
26h 23m
2 stops
LIS10:45 amLisbon Humberto Delgado
LIS10:15 pmLisbon Humberto Delgado
26h 46m
1 stop
SEA5:01 pmSeattle/Tacoma Intl
Turkish Airlines![Turkish Airlines]()
Oct 9![Turkish Airlines]()
Oct 21
SEA6:40 pmSeattle/Tacoma Intl
37h 10m
1 stop
OPO3:50 pmPorto
OPO12:10 pmPorto
30h 20m
1 stop
SEA10:30 amSeattle/Tacoma Intl
American Airlines![American Airlines]()
Oct 6![American Airlines]()
Oct 16
SEA6:00 amSeattle/Tacoma Intl
19h 05m
2 stops
LIS9:05 amLisbon Humberto Delgado
LIS10:15 pmLisbon Humberto Delgado
26h 46m
1 stop
SEA5:01 pmSeattle/Tacoma Intl
Scandinavian Airlines flights from Seattle to Portugal
Our best Scandinavian Airlines deals on Seattle to Portugal flight tickets
Scandinavian Airlines![Scandinavian Airlines]()
Jan 12![Scandinavian Airlines]()
Jan 20
SEA7:20 amSeattle/Tacoma Intl
24h 15m
2 stops
LIS3:35 pmLisbon Humberto Delgado
LIS6:55 amLisbon Humberto Delgado
23h 30m
2 stops
SEA10:25 pmSeattle/Tacoma Intl
Scandinavian Airlines![Scandinavian Airlines]()
Jan 12![Scandinavian Airlines]()
Jan 20
SEA7:20 amSeattle/Tacoma Intl
24h 15m
2 stops
LIS3:35 pmLisbon Humberto Delgado
LIS6:55 amLisbon Humberto Delgado
23h 30m
2 stops
SEA10:25 pmSeattle/Tacoma Intl
Finnair flights from Seattle to Portugal
Our best Finnair deals on Seattle to Portugal flight tickets
Finnair![Finnair]()
Jan 12![Finnair]()
Jan 20
SEA6:50 pmSeattle/Tacoma Intl
18h 55m
1 stop
LIS9:45 pmLisbon Humberto Delgado
LIS4:10 pmLisbon Humberto Delgado
34h 52m
2 stops
SEA7:02 pmSeattle/Tacoma Intl
Finnair![Finnair]()
Jan 12![Finnair]()
Jan 20
SEA6:50 pmSeattle/Tacoma Intl
18h 55m
1 stop
LIS9:45 pmLisbon Humberto Delgado
LIS4:10 pmLisbon Humberto Delgado
34h 52m
2 stops
SEA7:02 pmSeattle/Tacoma Intl
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?
American Airlines. American Airlines, Aer Lingus, and Turkish Airlines 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
Can stopping save me money on Seattle to Portugal flights?
You could potentially save up to 9% on your flight if you consider stops on a Seattle to Portugal flight.
Cheap Seattle to Portugal flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Portugal
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Portugal?
Prices for flights from Seattle/Tacoma Intl Airport to Portugal were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Portugal?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Portugal is 12 as of September 2024.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Portugal?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The necessary travel and health documents for your Portugal 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.
Best airlines flying from Seattle to Portugal
Compare and see reviews for airlines that fly from Seattle to Portugal with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $455 | Free Cancellation | Rating 7.2 1,119 reviews | |||
| PriceFrom $480 | Free Cancellation | Rating 7.8 1,355 reviews | |||
| PriceFrom $503 | Free Cancellation | Rating 6.8 7,210 reviews | |||
| PriceFrom $531 | Free Cancellation | Rating 7.0 2,684 reviews | |||
| PriceFrom $539 | Free Cancellation | Rating 7.2 645 reviews | |||
| PriceFrom $544 | Free Cancellation | Rating 7.3 10,000 reviews | |||
| PriceFrom $600 | Free Cancellation | Rating 7.4 9,442 reviews | |||
| PriceFrom $603 | Free Cancellation | Rating 6.7 6,833 reviews | |||
| PriceFrom $612 | Free Cancellation | Rating 6.9 7,754 reviews | |||
| PriceFrom $635 | Free Cancellation | Rating 8.0 9,037 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Portugal?
It is quick and easy to find Seattle to Portugal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portugal that suits you.
Can I find flights from Seattle to Portugal with flexible booking policies on momondo?
All flight searches from Seattle to Portugal on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Seattle to Portugal?
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 Seattle to Portugal.
I’m not ready to book a flight from Seattle to Portugal right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Portugal, momondo offers a useful price alert feature which will track prices for flights to Portugal from Seattle and alert you when they change.
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Find better results for your trip to Portugal
Popular cities in PortugalPopular flights according to clicks in the last 7 days on momondo
Popular flights according to clicks in the last 7 days on momondo
Flights to Lisbonfrom $362
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Flights to Lajesfrom $335
Flights to Hortafrom $340
Flights to Pico Islandfrom $323
Flights to Porto Santofrom $681
Flights to Velasfrom $329