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Tromsø

$289+ Cheap flights from Dulles Intl (IAD) to Tromsø (TOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — TOS
Sep 5 — Sep 121
Sat 9/5
Sat 9/12
1 adult, Economy
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Cheap flight deals from Dulles Intl to Tromsø

Cheapest flights from Dulles Intl to Tromsø
Explore the most affordable flight options available from Dulles Intl to Tromsø. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.

This oojo deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:30 pm -
2 stops17h 10m
Sun 11/157:20 pm -
2 stops27h 55m
Deal found 8/1$413
This oojo deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:30 pm -
2 stops13h 45m
Wed 11/116:00 am -
2 stops17h 15m
Deal found 8/2$484
This oojo deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:30 pm -
1 stop16h 20m
Wed 11/45:05 pm -
2 stops30h 10m
Deal found 8/3$486
This oojo deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:30 pm -
2 stops13h 45m
Sun 11/227:20 pm -
2 stops27h 55m
Deal found 8/1$487
This FlightHub deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:30 pm -
2 stops31h 35m
Sat 11/2111:55 am -
1 stop12h 55m
Deal found 8/1$491
This oojo deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:35 pm -
2 stops16h 40m
Wed 11/186:00 am -
2 stops17h 15m
Deal found 8/3$528

Find flight deals from Dulles Intl to Tromsø

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Tromsø (TOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 6, 2026.

Round-trip from

$413
(oojo)

One-way from

$289
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$526
From Washington, D.C. Dulles Intl to Tromso/Langnes
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One-way flight from Washington, D.C. Dulles Intl to Tromso/Langnes
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Highest demand for flights based on searches. 33% potential increase in price ($385 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Tromsø that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 6, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Tromsø that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Sun 9/27

8:20 pm-6:40 pm

2 stops16h 20m

Tromso/Langnes

Fri 10/9

6:00 am-5:00 pm

2 stops17h 00m

$534

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Mon 9/7

8:20 pm-6:00 pm

3 stops15h 40m

Tromso/Langnes

Tue 9/22

7:10 pm-5:00 pm

2 stops27h 50m

$556

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Wed 9/16

8:20 pm-3:40 pm

2 stops37h 20m

Tromso/Langnes

Wed 9/23

3:00 pm-5:00 pm

1 stop32h 00m

$561

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Mon 9/7

8:20 pm-2:20 pm

1 stop12h 00m

Tromso/Langnes

Wed 9/23

3:00 pm-5:00 pm

1 stop32h 00m

$562

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Fri 8/28

8:20 pm-10:45 am

2 stops32h 25m

Tromso/Langnes

Thu 9/3

6:00 am-5:00 pm

2 stops17h 00m

$662
Quickest round-trip

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Thu 8/27

8:20 pm-2:20 pm

1 stop12h 00m

Tromso/Langnes

Wed 9/9

6:00 am-5:00 pm

2 stops17h 00m

$674

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Mon 9/7

8:20 pm-2:20 pm

1 stop12h 00m

Tromso/Langnes

Sun 9/13

4:00 pm-5:00 pm

2 stops31h 00m

$682
Cheapest one-way

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Fri 10/30

8:40 pm-8:25 am

3 stops30h 45m

$289

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Wed 9/16

11:12 am-11:20 am

3 stops42h 08m

$398
Quickest one-way

Washington, D.C.Tromsø

IAD Washington, D.C. Dulles Intl - TOS Tromso/Langnes

IADTOS

Washington, D.C. Dulles Intl

Fri 10/30

7:40 pm-2:00 pm

1 stop13h 20m

$513

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Dulles Intl to Tromsø

Have a flexible travel schedule? Discover the best time to fly to Tromsø from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Tromsø

Get insights into the airlines that provide service to Tromsø. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tromsø. Reviews last updated August 6, 2026.
Read reviews from past customers who have flown Scandinavian Airlines from Washington, D.C. Dulles Intl Airport to Tromsø. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.4
Good
1,924 reviews

Boarding

7.7

Crew

8.0

Entertainment

6.8

Comfort

7.3

Overall

7.4

Food

6.8

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.
Scandinavian Airlines
7.4
Good
1,924 reviews
Scandinavian Airlines
7.4
Good
1,924 reviews

Boarding

7.7

Crew

8.0

Entertainment

6.8

Comfort

7.3

Overall

7.4

Food

6.8

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Tromsø. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Tromsø from Washington, D.C. Dulles Intl?

    If you book a flight to Tromsø from Washington, D.C. Dulles Intl, you will be flying to Tromso/Langnes, which is the city’s only airport. Tromso/Langnes (TOS) is located 2.5 mi from the center of Tromsø. There are 0 flights from Washington, D.C. Dulles Intl to Tromso/Langnes per day from 1 airline.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Tromsø?

    Departing from Washington, D.C. Dulles Intl Airport to Tromsø will take you 16h 20m. There are 3865 mi between Washington, D.C. Dulles Intl Airport and Tromsø.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Tromsø round-trip?

    Scandinavian Airlines, at $381, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Tromsø.. Scandinavian Airlines is currently priced 50% below the average price you’ll pay for this route.

  • Can I find deals for flights from Dulles Intl to Tromsø that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Tromsø flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Tromsø?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Tromsø.

  • Can I find deals for business class flights from Dulles Intl to Tromsø?

    Yes. Cheapflights offers flight deals from Dulles Intl to Tromsø by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Dulles Intl to Tromsø

Discover the top airline that operate flights from Dulles Intl to Tromsø. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$381Average$654FlexibilityNo cancel feeOn-time77%

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