Flights to Seattle, WA, United States

Trusted by millions

Kiwi.com Guarantee for stress-free travel

One search, all the best deals

Weather in Seattle

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C2°C
February8°C1°C
March10°C3°C
April13°C5°C
May18°C8°C
June21°C10°C
July25°C13°C
August26°C14°C
September22°C11°C
October15°C7°C
November10°C4°C
December6°C2°C
Hottest Month
26°C
August
Coldest month
1°C
February
Sunny days
252
days per year
Snow days
5
days per year

14 day forecast

Saturday
24 May
26°C10°C
31 May
26°C9°C
Sunday
25 May
23°C13°C
1 Jun
23°C8°C
Monday
26 May
17°C13°C
2 Jun
21°C8°C
Tuesday
27 May
21°C9°C
3 Jun
19°C9°C
Wednesday
28 May
26°C10°C
4 Jun
24°C8°C
Thursday
29 May
21°C11°C
5 Jun
89%
18°C10°C
Friday
30 May
22°C7°C
6 Jun
89%
15°C9°C

Cheapest month to fly to Seattle

Explore price trends for trips to Seattle

Annual Avg. Price380 GBP
June 2025300 GBP
July 2025412 GBP
August 2025302 GBP
September 2025297 GBP
October 2025314 GBP
November 2025366 GBP
December 2025397 GBP
January 2026447 GBP
February 2026390 GBP
March 2026358 GBP
April 2026479 GBP
May 2026502 GBP

Frequently asked questions

Main airports in Seattle
Getting from the airport to Seattle
Best time to fly to Seattle
Things to do in Seattle
When to book your flight
Duration of stay in Seattle
Top tourist attractions in Seattle
Safety walking at night
Explore the map
Explore

We hack the system,
you fly for less