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Trondheim

$456+ Cheap flights from Boston (BOS) to Trondheim (TRD)

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — TRD
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Boston to Trondheim

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Trondheim (TRD). 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 30, 2025.

Round-trip from

$456
(KLM)

Popular in

July

Cheapest in

February

Average price

$1,098
From Boston Logan Intl to Trondheim Vaernes
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Highest demand for flights based on searches. 14% potential increase in price ($134 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 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 Trondheim

Cheapest flights from Boston to Trondheim
Explore the most affordable flight options available from Boston to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This KLM deal was found by Cheapflights users on 7/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/248:50 pmBOS - TRD
1 stop20h 05mKLM
Fri 11/286:15 amTRD - BOS
1 stop13h 05mKLM
Deal found 7/30$456
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/241:10 pmBOS - TRD
2 stops21h 25mDelta
Fri 11/286:15 amTRD - BOS
1 stop18h 40mDelta
Deal found 7/30$460
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/185:40 pmBOS - TRD
2 stops18h 50mScandinavian Airlines
Mon 10/276:35 pmTRD - BOS
2 stops27h 15mScandinavian Airlines
Deal found 7/29$482
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/138:05 pmBOS - TRD
1 stop15h 00mLufthansa
Thu 8/215:45 pmTRD - BOS
1 stop29h 55mLufthansa
Deal found 7/27$717
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 8/138:50 pmBOS - TRD
3 stops30h 45mMultiple Airlines
Thu 8/216:30 amTRD - BOS
3 stops18h 20mMultiple Airlines
Deal found 7/27$779

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Trondheim 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 30, 2025.
Use the filters below to find and compare flights from Boston to Trondheim that are best for you.

Fly from

Boston

Fly to

Trondheim

Route

Depart

Return

Price

BostonTrondheim

BOS - TRD

BOSTRD

Boston Logan Intl

Sat 10/18

4:50 pm-4:30 pm

1 stop17h 40m

Trondheim Vaernes

Mon 10/27

6:15 am-7:55 pm

1 stop18h 40m

$456

BostonTrondheim

BOS - TRD

BOSTRD

Boston Logan Intl

Sat 10/18

11:45 am-11:30 am

2 stops17h 45m

Trondheim Vaernes

Mon 10/27

6:15 am-7:55 pm

1 stop18h 40m

$461

BostonTrondheim

BOS - TRD

BOSTRD

Boston Logan Intl

Sat 10/18

5:40 pm-6:30 pm

2 stops18h 50m

Trondheim Vaernes

Mon 10/27

6:35 pm-4:50 pm

2 stops27h 15m

$482

BostonTrondheim

BOS - TRD

BOSTRD

Boston Logan Intl

Wed 8/13

8:05 pm-5:05 pm

1 stop15h 00m

Trondheim Vaernes

Thu 8/21

5:45 pm-5:40 pm

1 stop29h 55m

$717

BostonTrondheim

BOS - TRD

BOSTRD

Boston Logan Intl

Wed 8/13

8:50 pm-9:35 am

3 stops30h 45m

Trondheim Vaernes

Thu 8/21

6:30 am-6:50 pm

3 stops18h 20m

$779

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Boston to Trondheim

Have a flexible travel schedule? Discover the best time to fly to Trondheim 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 Trondheim

How much does it cost to fly round-trip from Boston to Trondheim?

Reviews of airlines servicing Trondheim

Get insights into the airlines that provide service to Trondheim. 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 Trondheim. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown Delta, KLM, and Scandinavian Airlines from Boston to Trondheim. 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.
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,453 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,269 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Boston to Trondheim. 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 Trondheim round-trip?

    KLM, at $456, was found to be the cheapest airline from Boston to Trondheim.Alternate airlines to your destination round-trip include Delta and Scandinavian Airlines. These flights start at 41% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Trondheim 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 2 airlines flying from Boston to Trondheim

Discover the top 2 airlines that operate flights from Boston to Trondheim. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$464Average$777FlexibilityNo cancel feeOn-time77%
DeltaCheapest$583Average$884FlexibilityNo cancel feeOn-timeN/A

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