When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Trondheim Vaernes Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Trondheim Vaernes Airport were last updated today.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Trondheim Vaernes Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Trondheim Vaernes Airport.

What documentation or ID do you need to fly to Trondheim Vaernes Airport?

The required travel and health documents for your Trondheim Vaernes Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Trondheim Vaernes Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$574 Cheap Flights from Seattle to Trondheim in 2026

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Find the cheapest flights from Seattle to Trondheim

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:45 pm - 4:35 pm

SEA

TRD

17h 50m

1 stop

6:00 am - 4:30 pm

TRD

SEA

19h 30m

1 stop

$574Delta

Mon, May 18 - Mon, May 25

1:45 pm - 4:35 pm

SEA

TRD

17h 50m

1 stop

6:00 am - 6:49 pm

TRD

SEA

21h 49m

2 stops

$584Delta

Mon, May 18 - Mon, May 25

3:55 pm - 12:35 am

SEA

TRD

23h 40m

1 stop

7:55 am - 1:45 pm

TRD

SEA

14h 50m

2 stops

$591Scandinavian Airlines

Tue, May 26 - Tue, Jun 2

3:55 pm - 3:20 pm

SEA

TRD

14h 25m

2 stops

7:10 am - 1:45 pm

TRD

SEA

15h 35m

2 stops

$594Scandinavian Airlines

Tue, May 26 - Tue, Jun 2

5:40 pm - 4:35 pm

SEA

TRD

13h 55m

1 stop

6:00 am - 4:24 pm

TRD

SEA

19h 24m

1 stop

$624Delta

Tue, May 26 - Tue, Jun 2

3:55 pm - 12:50 pm

SEA

TRD

11h 55m

1 stop

7:55 pm - 1:45 pm

TRD

SEA

26h 50m

2 stops

$676Scandinavian Airlines

Sat, May 30 - Sat, Jun 6

3:55 pm - 12:50 pm

SEA

TRD

11h 55m

1 stop

7:45 pm - 1:45 pm

TRD

SEA

27h 00m

1 stop

$679Scandinavian Airlines

Sat, May 30 - Sat, Jun 6

3:55 pm - 9:35 am

SEA

TRD

32h 40m

2 stops

7:00 am - 1:45 pm

TRD

SEA

15h 45m

2 stops

$708Scandinavian Airlines

Sat, May 30 - Sat, Jun 6

3:00 pm - 7:25 pm

SEA

TRD

19h 25m

3 stops

7:45 pm - 1:45 pm

TRD

SEA

27h 00m

1 stop

$725Scandinavian Airlines

Mon, May 18 - Mon, May 25

3:00 pm - 7:25 pm

SEA

TRD

19h 25m

3 stops

7:55 pm - 1:45 pm

TRD

SEA

26h 50m

2 stops

$729Scandinavian Airlines

Mon, May 18 - Mon, May 25

Scandinavian Airlines flights from Seattle to Trondheim

Our best Scandinavian Airlines deals on Seattle to Trondheim flight tickets

Scandinavian Airlines

May 26

SEA3:55 pmSeattle/Tacoma Intl

23h 40m

1 stop

TRD12:35 amTrondheim Vaernes

Jun 2

TRD7:55 amTrondheim Vaernes

14h 50m

2 stops

SEA1:45 pmSeattle/Tacoma Intl

$591

Scandinavian Airlines

May 26

SEA3:55 pmSeattle/Tacoma Intl

14h 25m

2 stops

TRD3:20 pmTrondheim Vaernes

Jun 2

TRD7:10 amTrondheim Vaernes

15h 35m

2 stops

SEA1:45 pmSeattle/Tacoma Intl

$594

Scandinavian Airlines

May 30

SEA3:55 pmSeattle/Tacoma Intl

11h 55m

1 stop

TRD12:50 pmTrondheim Vaernes

Jun 6

TRD7:55 pmTrondheim Vaernes

26h 50m

2 stops

SEA1:45 pmSeattle/Tacoma Intl

$676

Delta flights from Seattle to Trondheim

Our best Delta deals on Seattle to Trondheim flight tickets

Delta

Apr 16

SEA7:15 amSeattle/Tacoma Intl

19h 20m

2 stops

TRD11:35 amTrondheim Vaernes

Apr 20

TRD5:40 amTrondheim Vaernes

38h 18m

2 stops

SEA10:58 amSeattle/Tacoma Intl

$522

Delta

May 18

SEA1:45 pmSeattle/Tacoma Intl

17h 50m

1 stop

TRD4:35 pmTrondheim Vaernes

May 25

TRD6:00 amTrondheim Vaernes

19h 30m

1 stop

SEA4:30 pmSeattle/Tacoma Intl

$574

Delta

May 18

SEA1:45 pmSeattle/Tacoma Intl

17h 50m

1 stop

TRD4:35 pmTrondheim Vaernes

May 25

TRD6:00 amTrondheim Vaernes

21h 49m

2 stops

SEA6:49 pmSeattle/Tacoma Intl

$584

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Mon 5/18

1:45 pm-4:35 pm

1 stop17h 50m

Trondheim Vaernes

Mon 5/25

6:00 am-4:30 pm

1 stop19h 30m

$574

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Mon 5/18

1:45 pm-4:35 pm

1 stop17h 50m

Trondheim Vaernes

Mon 5/25

6:00 am-6:49 pm

2 stops21h 49m

$584

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Tue 5/26

3:55 pm-12:35 am

1 stop23h 40m

Trondheim Vaernes

Tue 6/2

7:55 am-1:45 pm

2 stops14h 50m

$591

Quickest round-trip

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Tue 5/26

3:55 pm-3:20 pm

2 stops14h 25m

Trondheim Vaernes

Tue 6/2

7:10 am-1:45 pm

2 stops15h 35m

$594

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Tue 5/26

5:40 pm-4:35 pm

1 stop13h 55m

Trondheim Vaernes

Tue 6/2

6:00 am-4:24 pm

1 stop19h 24m

$624

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Sat 5/30

3:55 pm-12:50 pm

1 stop11h 55m

Trondheim Vaernes

Sat 6/6

7:55 pm-1:45 pm

2 stops26h 50m

$676

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Sat 5/30

3:55 pm-12:50 pm

1 stop11h 55m

Trondheim Vaernes

Sat 6/6

7:45 pm-1:45 pm

1 stop27h 00m

$679

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Sat 5/30

3:55 pm-9:35 am

2 stops32h 40m

Trondheim Vaernes

Sat 6/6

7:00 am-1:45 pm

2 stops15h 45m

$708

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Mon 5/18

3:00 pm-7:25 pm

3 stops19h 25m

Trondheim Vaernes

Mon 5/25

7:45 pm-1:45 pm

1 stop27h 00m

$725

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Mon 5/18

3:00 pm-7:25 pm

3 stops19h 25m

Trondheim Vaernes

Mon 5/25

7:55 pm-1:45 pm

2 stops26h 50m

$729

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Seattle to Trondheim

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Seattle to Trondheim flights?

You could potentially save up to 19% on your flight if you consider stops on a Seattle to Trondheim flight.

When to book flights from Seattle to Trondheim

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Trondheim according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Trondheim (SEA to TRD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Trondheim

Fastest flight time	33h 05m
Direct flights	None

The fastest flight from Seattle to Trondheim takes 33h 05m

There are no direct flights from Seattle to Trondheim. There are no popular flight routes from Seattle to Trondheim.

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Frequently asked questions about flying from Seattle to Trondheim

How far is Seattle/Tacoma Intl to Trondheim Vaernes by plane?
Trondheim Vaernes is 4341.0 mi away from Seattle/Tacoma Intl. Flights usually cover this in 33h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Trondheim Vaernes Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Trondheim Vaernes Airport were last updated today.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Trondheim Vaernes Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Trondheim Vaernes Airport.
What documentation or ID do you need to fly to Trondheim Vaernes Airport?
The required travel and health documents for your Trondheim Vaernes Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Trondheim Vaernes Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Trondheim?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Trondheim for you.

Can I find flights from Seattle to Trondheim with flexible booking policies on momondo?

Flights from Seattle to Trondheim with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Trondheim?

Once all potential Seattle to Trondheim flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Trondheim right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Trondheim now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Trondheim and let you know when they change.