Cheap flights from Lisbon, Portugal to Seattle, WA

Flights starting at $460. Choose between Alaska Airlines, TAP Portugal, or Ryanair to find the best price.

One search, all the flights

We find you the best flight deals and travel hacks so that you can choose how to book.

Rise above all travel anxieties

With the Kiwi.com Guarantee we have your back with whatever happens.

Trusted by millions

Join over 10 million yearly travellers booking with ease.

Tips to know when travelling to Seattle

Mailbox
Receive exclusive deals by email
Book your trip to arrive at Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base. The most popular airlines for this route are Alaska Airlines, TAP Portugal, Ryanair, easyJet, and Vueling. Lisbon and Seattle have 388 direct flights per week.

Check-in for a flight from Lisbon to Seattle

NameCarrier codeIATA CodePassport needed during booking
Alaska AirlinesASAASNo
TAP PortugalTAPTPNo
RyanairRYRFRNo
easyJetEZYU2Yes
VuelingVLGVYNo

Weather in Seattle

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C2°C
February8°C1°C
March10°C3°C
April13°C4°C
May18°C8°C
June21°C10°C
July25°C13°C
August26°C14°C
September22°C11°C
October15°C7°C
November10°C4°C
December6°C1°C
Hottest Month
26°C
August
Coldest month
1°C
February
Sunny days
251
days per year
Snow days
5
days per year

14 day forecast

Wednesday
30 Oct
88%
9°C7°C
6 Nov
12°C6°C
Thursday
31 Oct
85%
12°C7°C
7 Nov
88%
16°C8°C
Friday
1 Nov
83%
10°C6°C
8 Nov
84%
10°C8°C
Saturday
2 Nov
88%
9°C6°C
9 Nov
83%
10°C8°C
Sunday
3 Nov
88%
11°C6°C
10 Nov
88%
10°C7°C
Monday
4 Nov
11°C4°C
11 Nov
87%
9°C7°C
Tuesday
5 Nov
87%
10°C6°C
12 Nov
80%
10°C7°C

Frequently asked questions

What are the most popular routes to and from Lisbon?
What are the most popular routes to and from Seattle?
What airports are near Lisbon?
What airports are near Seattle?
Which airlines fly between Lisbon and Seattle?
When's the best time to travel between Lisbon and Seattle?
What flights operate between Lisbon and Seattle?
How many airports are there near Lisbon?
How many airports are there near Seattle?
What time do nonstop (direct) flights between Lisbon and Seattle depart?
What time do nonstop (direct) flights between Lisbon and Seattle arrive?
What time do flights between Lisbon and Seattle depart?
What time do flights between Lisbon and Seattle arrive?

Explore alternative trips

Flights from Lisbon

Flights to Seattle

Popular routes

The nearest countries with flights to Seattle

Here is a list of countries people are flying from

Other destination countries from Lisbon

Here is a list of countries people are flying to
Find the best connection from Lisbon to Seattle
Search flights, trains & buses
We hack the system,
you fly for less