When did momondo last update prices for flights from Washington to Trondheim Vaernes Airport?

Prices for flights from Washington to Trondheim Vaernes Airport are updated daily.

How old do you have to be to fly from Washington to Trondheim Vaernes Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington 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.

$516 Cheap Flights from Washington to Trondheim in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Washington to Trondheim

Round-trip

One-way

Cheap round-trip flights

3:05 pm - 4:35 pmSEA-TRD

16h 30m1 stop

6:15 am - 12:35 pmTRD-SEA

14h 20m1 stop

$516KLM

Find Deal

Tue, Mar 3 - Thu, Mar 12

12:00 pm - 9:40 amSEA-TRD

36h 40m2 stops

5:30 am - 10:16 pmTRD-SEA

24h 46m2 stops

$518Scandinavian Airlines

Find Deal

Tue, Mar 3 - Wed, Mar 11

7:20 am - 4:35 pmSEA-TRD

24h 15m2 stops

6:15 am - 12:35 pmTRD-SEA

14h 20m1 stop

$520Delta

Find Deal

Mon, Mar 2 - Tue, Mar 10

12:00 pm - 9:40 amSEA-TRD

36h 40m2 stops

7:45 pm - 10:16 pmTRD-SEA

34h 31m2 stops

$522Scandinavian Airlines

Find Deal

Wed, Mar 4 - Fri, Mar 13

4:00 pm - 10:55 pmSEA-TRD

22h 55m1 stop

6:15 am - 6:56 pmTRD-SEA

20h 41m2 stops

$526KLM

Find Deal

Mon, Mar 9 - Tue, Mar 17

1:45 pm - 4:35 pmSEA-TRD

18h 50m2 stops

6:15 am - 8:31 pmTRD-SEA

22h 16m2 stops

$530Delta

Find Deal

Tue, Mar 10 - Thu, Mar 19

12:00 pm - 9:40 amSEA-TRD

36h 40m2 stops

7:45 pm - 10:25 pmTRD-SEA

34h 40m2 stops

$558Scandinavian Airlines

Find Deal

Sun, Mar 1 - Mon, Mar 9

4:00 pm - 4:35 pmSEA-TRD

16h 35m1 stop

6:15 am - 12:35 pmTRD-SEA

14h 20m1 stop

$566KLM

Find Deal

Thu, Mar 12 - Fri, Mar 20

9:40 am - 4:35 pmSEA-TRD

22h 55m2 stops

6:15 am - 12:35 pmTRD-SEA

14h 20m1 stop

$570Delta

Find Deal

Thu, Mar 12 - Fri, Mar 20

3:05 pm - 4:35 pmSEA-TRD

16h 30m1 stop

5:15 pm - 12:35 pmTRD-SEA

27h 20m1 stop

$576KLM

Find Deal

Fri, Mar 6 - Sun, Mar 15

Delta flights from State of Washington to Trondheim

Our best Delta deals on State of Washington to Trondheim flight tickets

Delta

Mar 2

SEA7:20 amSeattle/Tacoma Intl

24h 15m

2 stops

TRD4:35 pmTrondheim Vaernes

Mar 10

TRD6:15 amTrondheim Vaernes

14h 20m

1 stop

SEA12:35 pmSeattle/Tacoma Intl

$520

Find similar

Delta

Mar 10

SEA1:45 pmSeattle/Tacoma Intl

18h 50m

2 stops

TRD4:35 pmTrondheim Vaernes

Mar 19

TRD6:15 amTrondheim Vaernes

22h 16m

2 stops

SEA8:31 pmSeattle/Tacoma Intl

$530

Find similar

Delta

Mar 12

SEA9:40 amSeattle/Tacoma Intl

22h 55m

2 stops

TRD4:35 pmTrondheim Vaernes

Mar 20

TRD6:15 amTrondheim Vaernes

14h 20m

1 stop

SEA12:35 pmSeattle/Tacoma Intl

$570

Find similar

KLM flights from State of Washington to Trondheim

Our best KLM deals on State of Washington to Trondheim flight tickets

KLM

Mar 3

SEA3:05 pmSeattle/Tacoma Intl

16h 30m

1 stop

TRD4:35 pmTrondheim Vaernes

Mar 12

TRD6:15 amTrondheim Vaernes

14h 20m

1 stop

SEA12:35 pmSeattle/Tacoma Intl

$516

Find similar

KLM

Mar 9

SEA4:00 pmSeattle/Tacoma Intl

22h 55m

1 stop

TRD10:55 pmTrondheim Vaernes

Mar 17

TRD6:15 amTrondheim Vaernes

20h 41m

2 stops

SEA6:56 pmSeattle/Tacoma Intl

$526

Find similar

KLM

Mar 12

SEA4:00 pmSeattle/Tacoma Intl

16h 35m

1 stop

TRD4:35 pmTrondheim Vaernes

Mar 20

TRD6:15 amTrondheim Vaernes

14h 20m

1 stop

SEA12:35 pmSeattle/Tacoma Intl

$566

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Trondheim that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Tue 3/3

3:05 pm-4:35 pm

1 stop16h 30m

Trondheim Vaernes

Thu 3/12

6:15 am-12:35 pm

1 stop14h 20m

$516

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Tue 3/3

12:00 pm-9:40 am

2 stops36h 40m

Trondheim Vaernes

Wed 3/11

5:30 am-10:16 pm

2 stops24h 46m

$518

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Mon 3/2

7:20 am-4:35 pm

2 stops24h 15m

Trondheim Vaernes

Tue 3/10

6:15 am-12:35 pm

1 stop14h 20m

$520

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Wed 3/4

12:00 pm-9:40 am

2 stops36h 40m

Trondheim Vaernes

Fri 3/13

7:45 pm-10:16 pm

2 stops34h 31m

$522

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Mon 3/9

4:00 pm-10:55 pm

1 stop22h 55m

Trondheim Vaernes

Tue 3/17

6:15 am-6:56 pm

2 stops20h 41m

$526

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Tue 3/10

1:45 pm-4:35 pm

2 stops18h 50m

Trondheim Vaernes

Thu 3/19

6:15 am-8:31 pm

2 stops22h 16m

$530

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Sun 3/1

12:00 pm-9:40 am

2 stops36h 40m

Trondheim Vaernes

Mon 3/9

7:45 pm-10:25 pm

2 stops34h 40m

$558

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Thu 3/12

4:00 pm-4:35 pm

1 stop16h 35m

Trondheim Vaernes

Fri 3/20

6:15 am-12:35 pm

1 stop14h 20m

$566

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Thu 3/12

9:40 am-4:35 pm

2 stops22h 55m

Trondheim Vaernes

Fri 3/20

6:15 am-12:35 pm

1 stop14h 20m

$570

SeattleTrondheim

SEA - TRD

SEATRD

Seattle/Tacoma Intl

Fri 3/6

3:05 pm-4:35 pm

1 stop16h 30m

Trondheim Vaernes

Sun 3/15

5:15 pm-12:35 pm

1 stop27h 20m

$576

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from State of Washington 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

What is the cheapest day to depart on your flight to Trondheim?

The cheapest day to depart on your flight to Trondheim is on a Sunday when prices can be found for as low as $666. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Trondheim is Monday, with ticket prices averaging around $1,554.

What is the cheapest time of day to depart on your flight to Trondheim?

According to our data, the cheapest time of day to fly to Trondheim is in the afternoon. momondo users have found flights departing from State of Washington to Trondheim in the afternoon for as low as $666. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $1,343.

Can stopping save me money on State of Washington to Trondheim flights?

You could potentially save up to 1% on your flight if you consider stops on a State of Washington to Trondheim flight.

Cheap State of Washington to Trondheim flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Trondheim

Direct flights	None

There are no direct flights from State of Washington to Trondheim. There are no popular flight routes from State of Washington to Trondheim.

Search flight deals

When did momondo last update prices for flights from Washington to Trondheim Vaernes Airport?
Prices for flights from Washington to Trondheim Vaernes Airport are updated daily.
How old do you have to be to fly from Washington to Trondheim Vaernes Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington 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 Washington to Trondheim?

Finding the right flight to Trondheim from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Trondheim quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Trondheim from Washington with this policy.

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

Once all potential Washington 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 Washington to Trondheim right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Trondheim, momondo offers a useful price alert feature which will track prices for flights to Trondheim from Washington and alert you when they change.