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Tromsø

$384+ Cheap flights from Boston (BOS) to Tromsø (TOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — TOS
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Boston to Tromsø

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 July 29, 2025.

Round-trip from

$487
(Booking.com)

One-way from

$442
(Cheapflightsfares)

Popular in

June

Cheapest in

January

Average price

$783
From Boston Logan Intl to Tromso/Langnes
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One-way flight from Boston Logan Intl to Tromso/Langnes
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Highest demand for flights based on searches. 21% potential increase in price ($188 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Boston to Tromsø

Cheapest flights from Boston to Tromsø
Explore the most affordable flight options available from Boston to Tromsø. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This oojo deal was found by Cheapflights users on 7/28. 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 11/65:35 pmBOS - TOS
2 stops16h 55mScandinavian Airlines
Sat 11/157:20 pmTOS - BOS
2 stops26h 30mScandinavian Airlines
Deal found 7/28$384
This Finnair deal was found by Cheapflights users on 7/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:19 pmBOS - TOS
2 stops16h 26mFinnair
Sat 11/1510:25 amTOS - BOS
3 stops17h 17mFinnair
Deal found 7/29$495
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:00 amBOS - TOS
3 stops32h 30mMultiple Airlines
Wed 9/176:30 amTOS - BOS
3 stops22h 40mMultiple Airlines
Deal found 7/27$595
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Wed 11/58:40 pmBOS - TOS
2 stops33h 35mLufthansa
Sat 11/151:25 pmTOS - BOS
1 stop35h 10mLufthansa
Deal found 7/29$630
This British Airways deal was found by Cheapflights users on 7/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:30 amBOS - TOS
1 stop23h 40mBritish Airways
Sat 1/31:30 pmTOS - BOS
1 stop30h 50mBritish Airways
Deal found 7/28$654

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 July 29, 2025.
Use the filters below to find and compare flights from Boston to Tromsø that are best for you.

Fly from

Boston

Fly to

Tromsø

Route

Depart

Return

Price

BostonTromsø

BOS - TOS

BOSTOS

Boston Logan Intl

Fri 9/26

5:40 pm-4:00 pm

2 stops40h 20m

Tromso/Langnes

Sun 10/5

3:25 pm-3:35 pm

2 stops30h 10m

$487

BostonTromsø

BOS - TOS

BOSTOS

Boston Logan Intl

Tue 8/26

5:59 pm-6:15 pm

2 stops18h 16m

Tromso/Langnes

Tue 9/2

8:05 am-11:15 am

2 stops33h 10m

$540

BostonTromsø

BOS - TOS

BOSTOS

Boston Logan Intl

Wed 9/10

6:00 am-8:30 pm

3 stops32h 30m

Tromso/Langnes

Wed 9/17

6:30 am-11:10 pm

3 stops22h 40m

$595

BostonTromsø

BOS - TOS

BOSTOS

Boston Logan Intl

Fri 9/26

5:50 pm-2:15 pm

1 stop14h 25m

Tromso/Langnes

Sun 10/5

2:00 pm-3:55 pm

1 stop31h 55m

$866

BostonTromsø

BOS - TOS

BOSTOS

Boston Logan Intl

Mon 9/1

5:40 pm-1:05 pm

2 stops13h 25m

$442

BostonTromsø

BOS - TOS

BOSTOS

Boston Logan Intl

Mon 9/1

10:00 pm-2:15 pm

1 stop34h 15m

$507

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Boston to Tromsø

Have a flexible travel schedule? Discover the best time to fly to Tromsø from Boston 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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Tromsø

What is the cheapest time of day to fly from BOS to TOS?

Find hourly flight availability from Boston to Tromsø. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

One of the essential ways to save on airfare from Boston to Tromsø is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 19% on airfare.

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 July 29, 2025.
Get a feel of what it's like to fly with Finnair, Scandinavian Airlines, and Lufthansa from Boston to Tromsø by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,316 reviews

Overall

7.6

Boarding

7.6

Comfort

7.5

Food

6.7

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight
Finnair
7.6
Good
1,316 reviews
Finnair
7.6
Good
1,316 reviews

Overall

7.6

Boarding

7.6

Comfort

7.5

Food

6.7

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight
Scandinavian Airlines
7.3
Good
1,449 reviews
Finnair
7.6
Good
1,316 reviews

Overall

7.6

Boarding

7.6

Comfort

7.5

Food

6.7

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight
Lufthansa
6.8
Okay
7,265 reviews
Finnair
7.6
Good
1,316 reviews

Overall

7.6

Boarding

7.6

Comfort

7.5

Food

6.7

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Related info for your journey

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

  • What are the cheapest airlines flying from Boston to Tromsø round-trip?

    Flying on Scandinavian Airlines is currently your cheapest option to Tromsø, with prices starting at $487. Additional round-trip tickets that might be worth considering are offered by Finnair and Lufthansa, with the lowest prices starting at $540 and $866, respectively. Scandinavian Airlines is 29% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Boston to Tromsø?

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

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

    Yes. Cheapflights offers flight deals from Boston 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Boston to Tromsø

Discover the top airline that operate flights from Boston 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$407Average$589FlexibilityNo cancel feeOn-time77%

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