Cheap flights from Trondheim to Seattle from $575

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2 stops
Wed, Apr 23
Trondheim TRDSeattle SEA

$575
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2 stops
Wed, Apr 23
Trondheim TRDSeattle SEA

$580
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2 stops
Thu, Apr 24
Trondheim TRDSeattle SEA

$590
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2 stops
Thu, Apr 24
Trondheim TRDSeattle SEA

$634
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2 stops
Thu, Apr 24
Trondheim TRDSeattle SEA

$629
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2 stops
Wed, Apr 23
Trondheim TRDSeattle SEA

$641
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Prices updated:

2 stops
Wed, Apr 23 – Mon, Apr 28
Trondheim TRDSeattle SEA

$631
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2 stops
Wed, Apr 23 – Mon, Apr 28
Trondheim TRDSeattle SEA

$647
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2 stops
Wed, Apr 23 – Mon, Apr 28
Trondheim TRDSeattle SEA

$674
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2 stops
Wed, Apr 23 – Mon, Apr 28
Trondheim TRDSeattle SEA

$691
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2 stops
Thu, Apr 24 – Tue, Apr 29
Trondheim TRDSeattle SEA

$664
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2 stops
Wed, Apr 23 – Mon, Apr 28
Trondheim TRDSeattle SEA

$691
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Prices updated:

Key info about flying to Seattle

Depart from
Trondheim Airport, Værnes
Arrive to
Seattle–Tacoma International
Average flights per week
318
Flight distance
Worth visiting
Lulu Island

Check-in for a flight from Trondheim to Seattle

NameCarrier codeIATA CodePassport needed during booking
SASSASSKNo
Norwegian Air ShuttleNAXDYNo
Hawaiian AirlinesHALHANo
Alaska AirlinesASAASNo
IcelandairICEFINo

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°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
29 Mar
11°C7°C
5 Apr
16°C7°C
Sunday
30 Mar
16°C5°C
6 Apr
22°C8°C
Monday
31 Mar
83%
10°C7°C
7 Apr
87%
13°C8°C
Tuesday
1 Apr
79%
12°C4°C
8 Apr
16°C8°C
Wednesday
2 Apr
86%
10°C4°C
9 Apr
18°C6°C
Thursday
3 Apr
85%
9°C4°C
10 Apr
12°C7°C
Friday
4 Apr
15°C6°C
11 Apr
16°C3°C
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 Air Shuttle, Hawaiian Airlines, Alaska Airlines, and Icelandair. Trondheim and Seattle have 318 direct flights per week.

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

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The nearest countries with flights to Seattle

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