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Cheap flights from Seattle (SEA) to Portugal

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How to find the cheapest flight from
Seattle (SEA) to Portugal

How far in advance should I book a flight from Seattle to Portugal?

Travelers have found it’s best to book a flight 61 days in advance to save up to 78% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Portugal 1-2 weeks in advance for as low as $1313, or $1956 for flights within the next 24 hours.

What is the cheapest month to fly from Seattle to Portugal?

Flights from Seattle to Portugal lean towards being more expensive in August. Prices are generally better when you fly from Seattle to Portugal in February, with the cheapest ticket starting at $497.

Cheap flights from Seattle to Portugal in August, September 2020

The best prices found for SEA to Portugal flights for August, September
17 Aug - 24 Aug
$711pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
17 Aug - 24 Aug
$802pp
SEA
Seattle/Tacoma Intl
Lufthansa
   
2 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Lufthansa
   
2 STOPS
SEA
Seattle/Tacoma Intl
17 Aug - 24 Aug
$814pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Lufthansa
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle to Portugal 2020 flight deals

Cheap flights to Portugal from Seattle found for this year
24 Sep - 30 Sep
$555pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
18 Nov - 26 Nov
$559pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
21 Sep - 1 Oct
$573pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

One-way flights to Portugal from Seattle

The cheapest one-way flights from Seattle to Portugal
3:20 pm - 4:05 pm
Multiple Airlines
2 Stops
16h 45m
SEA - LIS
Multiple Airlines
$581
Travelgenio
4:17 am - 2:50 pm
Brussels Airlines
2 Stops
26h 33m
SEA - LIS
Brussels Airlines
3:12 am - 12:45 pm
TAP AIR PORTUGAL
2 Stops
25h 33m
SEA - FAO
TAP AIR PORTUGAL
$590
mytrip.com

Related info for your journey

Useful info, stats and facts about Seattle to Portugal flights.

Flight FAQs

From Seattle to Portugal

Are flight prices decreasing from Seattle to Portugal due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Portugal for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Seattle to Portugal for under $600 on Cheapflights?

Yes, there are multiple flights from Seattle to Portugal for under $600. The cheapest flight booked recently is on Multiple Airlines for just $555, but on average you can expect to pay $601.

Are there nonstop flights from Seattle to Portugal for under $600 on Cheapflights?

There are no nonstop flights from Seattle to Portugal, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

What are the most popular airlines that fly from Seattle to Portugal?

Before booking your flight from Seattle to Portugal check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

What are the most popular routes from Seattle to Portugal?

While some choose either Seattle/Tacoma Intl - Faro or Seattle/Tacoma Intl - Porto, Seattle/Tacoma Intl - Lisbon Humberto Delgado is the most popular route from Seattle to Portugal.

What are the cheapest Flights from Seattle to Portugal?

The cheapest flight price from Seattle to Portugal is $451. On average you can expect to pay $789. The most popular route, (Seattle/Tacoma Intl - Lisbon Humberto Delgado), can usually be booked for $593.

How long is the flight from Seattle to Portugal?

A quick flight from Seattle to Portugal can take about 12h 31m. TAP AIR PORTUGAL provides one of the quickest options available for as low as $1492. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest airline to fly from Seattle to Portugal round-trip?

Lufthansa, at $640, was found to be the cheapest airline from Seattle to Portugal..

What are the cheapest airlines to fly from Seattle to Portugal one-way?

For one-way options, check prices for Lufthansa. According to our data, you can fly for as low as $544. Users have also found prices from $556 and $565 on Lufthansa and KLM, respectively.

Destination information for Portugal

Things to know before you go. Useful info for your trip from Seattle to Portugal
Today's exchange rate
$1 = €0.85

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)

Airports servicing

Cascais Aerodrome (CAT)
Faro (FAO)
Lisbon (LIS)
Oporto (OPO)
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