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

Prices for flights from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport were last updated today.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport?

As of November 2026, there is 1 operator available to choose from for flights from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport.

What documentation or ID do you need to fly to Tromso/Langnes Airport?

The required travel and health documents for your Tromso/Langnes 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 Tromso/Langnes Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$470 Cheap Flights from Seattle to Tromsø in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Tromsø

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:35 pm - 11:20 amSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

11h 45m1 stop Reykjavik Keflavik Intl

12:15 pm - 5:00 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

13h 45m1 stop Reykjavik Keflavik Intl

$470Icelandair

Thu, Dec 10 - Fri, Dec 25

3:35 pm - 11:20 amSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

11h 45m1 stop Reykjavik Keflavik Intl

12:15 pm - 8:40 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

16h 25m1 stop Reykjavik Keflavik Intl

$544Icelandair

Thu, Mar 18 - Fri, Mar 26

3:35 pm - 11:20 amSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

11h 45m1 stop Reykjavik Keflavik Intl

12:15 pm - 5:55 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

13h 40m1 stop Reykjavik Keflavik Intl

$548Icelandair

Thu, Mar 18 - Fri, Mar 26

7:15 am - 2:00 pmSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

21h 45m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

10:30 am - 11:53 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

22h 23m2 stops Amsterdam Schiphol Minneapolis St Paul

$617Multiple Airlines

Fri, Dec 4 - Sun, Dec 13

2:35 pm - 11:20 amSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

11h 45m1 stop Reykjavik Keflavik Intl

12:15 pm - 5:00 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

13h 45m1 stop Reykjavik Keflavik Intl

$617Icelandair

Thu, Dec 10 - Fri, Dec 25

7:15 am - 2:00 pmSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

21h 45m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

10:30 am - 11:53 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

22h 23m2 stops Amsterdam Schiphol Minneapolis St Paul

$622Multiple Airlines

Fri, Dec 4 - Sun, Dec 13

7:15 am - 2:00 pmSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

21h 45m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

10:30 am - 11:53 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

22h 23m2 stops Amsterdam Schiphol Minneapolis St Paul

$623Multiple Airlines

Fri, Dec 4 - Sun, Dec 13

3:25 pm - 2:10 pmSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

37h 45m1 stop Paris Charles de Gaulle

3:00 pm - 8:19 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

38h 19m2 stops Paris Charles de Gaulle Los Angeles

$625Delta

Sun, Dec 6 - Sat, Dec 12

9:45 am - 11:20 amSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

40h 35m2 stops San Francisco Kastrup Copenhagen

7:30 pm - 7:04 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

32h 34m2 stops Kastrup Copenhagen San Francisco

$663Scandinavian Airlines

Sat, Jan 9 - Sat, Jan 16

7:20 am - 11:20 amSEA Seattle/Tacoma Intl-TOS Tromso/Langnes

19h 00m2 stops Boston Logan Intl Kastrup Copenhagen

6:00 am - 7:05 pmTOS Tromso/Langnes-SEA Seattle/Tacoma Intl

22h 05m3 stops Oslo Gardermoen Kastrup Copenhagen San Francisco

$692Scandinavian Airlines

Sun, Feb 7 - Wed, Feb 10

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

Icelandair flights from Seattle to Tromsø

Our best Icelandair deals on Seattle to Tromsø flight tickets

Icelandair

Dec 10

SEA2:35 pmSeattle/Tacoma Intl

11h 45m

1 stop

TOS11:20 amTromso/Langnes

Dec 25

TOS12:15 pmTromso/Langnes

13h 45m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

$470

Icelandair

Mar 18

SEA3:35 pmSeattle/Tacoma Intl

11h 45m

1 stop

TOS11:20 amTromso/Langnes

Mar 26

TOS12:15 pmTromso/Langnes

16h 25m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

$544

Icelandair

Mar 18

SEA3:35 pmSeattle/Tacoma Intl

11h 45m

1 stop

TOS11:20 amTromso/Langnes

Mar 26

TOS12:15 pmTromso/Langnes

13h 40m

1 stop

SEA5:55 pmSeattle/Tacoma Intl

$548

Delta flights from Seattle to Tromsø

Our best Delta deals on Seattle to Tromsø flight tickets

Delta

Dec 6

SEA3:25 pmSeattle/Tacoma Intl

37h 45m

1 stop

TOS2:10 pmTromso/Langnes

Dec 12

TOS3:00 pmTromso/Langnes

38h 19m

2 stops

SEA8:19 pmSeattle/Tacoma Intl

$625

Delta

Dec 6

SEA11:59 pmSeattle/Tacoma Intl

29h 11m

2 stops

TOS2:10 pmTromso/Langnes

Dec 12

TOS3:00 pmTromso/Langnes

38h 19m

2 stops

SEA8:19 pmSeattle/Tacoma Intl

$628

Delta

Dec 5

SEA5:37 pmSeattle/Tacoma Intl

59h 33m

2 stops

TOS2:10 pmTromso/Langnes

Dec 12

TOS3:00 pmTromso/Langnes

38h 19m

2 stops

SEA8:19 pmSeattle/Tacoma Intl

$629

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Thu 12/10

2:35 pm-11:20 am

1 stop11h 45m

Tromso/Langnes

Fri 12/25

12:15 pm-5:00 pm

1 stop13h 45m

$470

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Thu 3/18

3:35 pm-11:20 am

1 stop11h 45m

Tromso/Langnes

Fri 3/26

12:15 pm-8:40 pm

1 stop16h 25m

$544

Quickest round-trip

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Thu 3/18

3:35 pm-11:20 am

1 stop11h 45m

Tromso/Langnes

Fri 3/26

12:15 pm-5:55 pm

1 stop13h 40m

$548

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Fri 12/4

7:15 am-2:00 pm

2 stops21h 45m

Tromso/Langnes

Sun 12/13

10:30 am-11:53 pm

2 stops22h 23m

$617

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Thu 12/10

2:35 pm-11:20 am

1 stop11h 45m

Tromso/Langnes

Fri 12/25

12:15 pm-5:00 pm

1 stop13h 45m

$617

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Fri 12/4

7:15 am-2:00 pm

2 stops21h 45m

Tromso/Langnes

Sun 12/13

10:30 am-11:53 pm

2 stops22h 23m

$622

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Fri 12/4

7:15 am-2:00 pm

2 stops21h 45m

Tromso/Langnes

Sun 12/13

10:30 am-11:53 pm

2 stops22h 23m

$623

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Sun 12/6

3:25 pm-2:10 pm

1 stop37h 45m

Tromso/Langnes

Sat 12/12

3:00 pm-8:19 pm

2 stops38h 19m

$625

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Sat 1/9

9:45 am-11:20 am

2 stops40h 35m

Tromso/Langnes

Sat 1/16

7:30 pm-7:04 pm

2 stops32h 34m

$663

SeattleTromsø

SEA Seattle/Tacoma Intl - TOS Tromso/Langnes

SEATOS

Seattle/Tacoma Intl

Sun 2/7

7:20 am-11:20 am

2 stops19h 00m

Tromso/Langnes

Wed 2/10

6:00 am-7:05 pm

3 stops22h 05m

$692

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Seattle to Tromsø

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 Tromsø flights?

You could potentially save up to 31% on your flight if you consider stops on a Seattle to Tromsø flight.

When to book flights from Seattle to Tromsø

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

Estimated round-trip price

Cheap Seattle to Tromsø (SEA to TOS) flight deals and tips

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

Best Price Found	$470
Fastest flight time	11h 45m
Direct flights	None

The best flight deal from Seattle to Tromsø found on momondo in the last 72 hours is $470

The fastest flight from Seattle to Tromsø takes 11h 45m

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

Search flight deals

Frequently asked questions about flying from Seattle to Tromsø

How far is Seattle/Tacoma Intl to Tromso/Langnes by plane?
Tromso/Langnes is 4098.9 mi away from Seattle/Tacoma Intl. By plane, this route typically takes 11h 45m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport?
As of November 2026, there is 1 operator available to choose from for flights from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Tromso/Langnes Airport.
What documentation or ID do you need to fly to Tromso/Langnes Airport?
The required travel and health documents for your Tromso/Langnes 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 Tromso/Langnes Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Seattle to Tromsø?
momondo data reveals that the most frequently booked airline on the route from Seattle to Tromsø is Scandinavian Airlines, representing 100% of all bookings.

Best airlines flying from Seattle to Tromsø

Compare and see reviews for airlines that fly from Seattle to Tromsø with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $578	Free Cancellation	Rating 7.5 2,029 reviews		Search Scandinavian Airlines flights

Why use momondo?

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

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 Tromsø for you.

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

Yes. All flights to Tromsø from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Tromsø from Seattle.

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

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