HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trondheim

$437+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — TRD
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Trondheim with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 junio 12, 2025.

Round-trip from

$437
(KLM)

Popular in

July

Cheapest in

February

Average price

$1,281
From Boston Logan Intl to Trondheim Vaernes
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($307 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 junio 12, 2025.

This KLM deal was found by Cheapflights users on 6/11. 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.
mié. 8/208:15 pmBOS - TRD
1 stop20h 35mKLM
lun. 8/255:05 pmTRD - BOS
1 stop31h 20mKLM
Deal found 6/11$437
This Delta deal was found by Cheapflights users on 6/10. 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.
mié. 8/209:59 amBOS - TRD
2 stops17h 36mDelta
lun. 8/256:00 amTRD - BOS
1 stop13h 35mDelta
Deal found 6/10$472
This FlightHub deal was found by Cheapflights users on 6/11. 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.
mié. 8/201:25 pmBOS - TRD
2 stops16h 10mScandinavian Airlines
lun. 8/256:25 pmTRD - BOS
2 stops27h 10mScandinavian Airlines
Deal found 6/11$511
This Lufthansa deal was found by Cheapflights users on 6/11. 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.
sáb. 6/218:05 pmBOS - TRD
1 stop15h 00mLufthansa
jue. 7/35:45 pmTRD - BOS
1 stop29h 55mLufthansa
Deal found 6/11$1,371
This Orbitz deal was found by Cheapflights users on 6/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/218:05 pmBOS - TRD
1 stop15h 00mMultiple Airlines
dom. 7/68:30 pmTRD - BOS
2 stops51h 10mMultiple Airlines
Deal found 6/11$1,477

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 junio 12, 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

mié. 8/20

8:15 pm-10:50 pm

1 stop20h 35m

Trondheim Vaernes

lun. 8/25

5:05 pm-6:25 pm

1 stop31h 20m

$437

BostonTrondheim

BOS - TRD

BOSTRD

Boston Logan Intl

mié. 8/20

9:59 am-9:35 am

2 stops17h 36m

Trondheim Vaernes

lun. 8/25

6:00 am-1:35 pm

1 stop13h 35m

$472

BostonTrondheim

BOS - TRD

BOSTRD

Boston Logan Intl

mié. 8/20

1:25 pm-11:35 am

2 stops16h 10m

Trondheim Vaernes

lun. 8/25

6:25 pm-3:35 pm

2 stops27h 10m

$511

BostonTrondheim

BOS - TRD

BOSTRD

Boston Logan Intl

dom. 6/22

4:40 pm-10:20 am

1 stop11h 40m

Trondheim Vaernes

sáb. 7/5

6:00 am-3:05 pm

2 stops15h 05m

$1,654

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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

Rainfall in Trondheim by month

Plan your trip to Trondheim by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Trondheim ranges from 1.8 - 4.3 inches per month. September is typically the wettest month, when rainfall can reach 4.3 in. April is typically the driest time to visit Trondheim when rainfall is around 1.8 in.

Temperature in Trondheim by month

Plan your trip to Trondheim by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Trondheim, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 55.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

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 junio 12, 2025.
See what other customers who have flown with Delta, KLM and Scandinavian Airlines from Boston to Trondheim have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

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
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

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
1,387 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

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 $437, 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 45% 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$424Average$771FlexibilityNo cancel feeOn-time77%
DeltaCheapest$583Average$870FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.