Cheap flights from Trondheim to Seattle, WA

Flights starting at $472. Choose between SAS, Norwegian, or Alaska Airlines to find the best price.

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Book your trip to arrive at Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base. The most popular airlines for this route are SAS, Norwegian, Alaska Airlines, Icelandair, and Condor. Trondheim and Seattle have 301 direct flights per week.

Check-in for a flight from Trondheim to Seattle

NameCarrier codeIATA CodePassport needed during booking
SASSASSKNo
NorwegianNAXDYNo
Alaska AirlinesASAASNo
IcelandairICEFIYes
CondorCFGDENo

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
252
days per year
Snow days
5
days per year

14 day forecast

Wednesday
13 Nov
88%
13°C9°C
20 Nov
9°C3°C
Thursday
14 Nov
84%
10°C7°C
21 Nov
11°C4°C
Friday
15 Nov
7°C6°C
22 Nov
11°C5°C
Saturday
16 Nov
86%
6°C5°C
23 Nov
11°C6°C
Sunday
17 Nov
84%
9°C5°C
24 Nov
9°C5°C
Monday
18 Nov
85%
8°C3°C
25 Nov
86%
8°C7°C
Tuesday
19 Nov
7°C2°C
26 Nov
11°C6°C

Frequently asked questions

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

Explore alternative trips

Flights from Trondheim

Flights to Seattle

Popular routes

The nearest countries with flights to Seattle

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