Find flights
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Trondheim from £74

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TRD
27 2月 — 6 3月1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Trondheim

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Trondheim
Explore the most affordable flight options available from Heathrow to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 1月 2026.

週五 13/321:05
LHR
-
TRD
1 stop11h 55m
Scandinavian Airlines
週三 18/314:45
TRD
-
LHR
1 stop5h 05m
Scandinavian Airlines
Deal found 26/1£133
週四 12/307:05
LHR
-
TRD
1 stop7h 25m
Scandinavian Airlines
週四 19/307:15
TRD
-
LHR
1 stop8h 20m
Scandinavian Airlines
Deal found 26/1£138
週五 22/506:40
LHR
-
TRD
1 stop6h 35m
Scandinavian Airlines
週一 25/510:30
TRD
-
LHR
1 stop5h 05m
Scandinavian Airlines
Deal found 27/1£139
週五 13/321:05
LHR
-
TRD
1 stop11h 55m
Scandinavian Airlines
週五 20/313:05
TRD
-
LHR
1 stop4h 20m
Scandinavian Airlines
Deal found 27/1£140
週三 25/210:00
LHR
-
TRD
1 stop11h 55m
KLM
週一 2/306:15
TRD
-
LHR
1 stop5h 30m
KLM
Deal found 25/1£148
週四 12/307:05
LHR
-
TRD
1 stop4h 25m
Scandinavian Airlines
週日 15/317:15
TRD
-
LHR
1 stop5h 20m
Scandinavian Airlines
Deal found 26/1£149
週四 26/206:40
LHR
-
TRD
1 stop10h 40m
Scandinavian Airlines
週五 27/216:00
TRD
-
LHR
1 stop6h 20m
Scandinavian Airlines
Deal found 26/1£151
週一 1/615:35
LHR
-
TRD
1 stop6h 10m
Scandinavian Airlines
週五 5/607:10
TRD
-
LHR
1 stop8h 25m
Scandinavian Airlines
Deal found 26/1£152
週三 22/407:05
LHR
-
TRD
1 stop8h 15m
Scandinavian Airlines
週日 26/411:25
TRD
-
LHR
1 stop4h 10m
Scandinavian Airlines
Deal found 27/1£153
週四 26/206:40
LHR
-
TRD
1 stop10h 40m
Scandinavian Airlines
週六 7/309:15
TRD
-
LHR
1 stop6h 20m
Scandinavian Airlines
Deal found 26/1£154
週六 14/306:40
LHR
-
TRD
1 stop5h 15m
Scandinavian Airlines
週三 18/314:45
TRD
-
LHR
1 stop5h 05m
Scandinavian Airlines
Deal found 26/1£155

Find flight deals from Heathrow to Trondheim

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 28 1月 2026.

Round-trip from

£119

One-way from

£74

Popular in

December

Cheapest in

September

Average price

£173
Scandinavian Airlines
  • Scandinavian Airlines
  • 26/3-1/4
  • 2 total stops
  • 11h 10m total
  • London to Trondheim
Search Deals
Scandinavian Airlines
  • Scandinavian Airlines
  • 3/6
  • 1 total stop
  • 6h 05m total
  • London to Trondheim
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£37 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 28 1月 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Trondheim that are best for you.

Fly from

Heathrow

Fly to

Trondheim

Route

Depart

Return

Price

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週五 22/5

06:40-14:15

1 stop6h 35m

Trondheim Vaernes

週一 25/5

10:30-14:35

1 stop5h 05m

£139

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週二 3/3

15:35-21:40

1 stop5h 05m

Trondheim Vaernes

週日 8/3

08:20-14:35

1 stop7h 15m

£151

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週一 1/6

15:35-22:45

1 stop6h 10m

Trondheim Vaernes

週五 5/6

07:10-14:35

1 stop8h 25m

£152

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週三 22/4

07:05-15:20

1 stop7h 15m

Trondheim Vaernes

週日 26/4

11:25-16:25

1 stop6h 00m

£152

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週二 17/2

15:45-22:55

1 stop6h 10m

Trondheim Vaernes

週三 25/2

17:10-20:50

1 stop4h 40m

£165

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週六 4/7

06:40-14:25

1 stop6h 45m

Trondheim Vaernes

週六 11/7

16:20-09:35

1 stop18h 15m

£165

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週四 26/2

06:40-18:20

1 stop10h 40m

Trondheim Vaernes

週一 9/3

07:15-14:35

1 stop8h 20m

£165

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週三 11/2

17:05-22:55

1 stop4h 50m

Trondheim Vaernes

週二 17/2

17:10-20:50

1 stop4h 40m

£167

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週二 5/5

15:35-21:35

1 stop5h 00m

Trondheim Vaernes

週四 21/5

10:25-17:00

1 stop7h 35m

£168

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

週三 3/6

07:05-14:10

1 stop6h 05m

£74

Flights are sorted by cheapest return flights first.

Deals found on 27/1

Showing 1-10 of 18 results
1
2

Best time to book a flight from Heathrow to Trondheim

Have a flexible travel schedule? Discover the best time to fly to Trondheim from Heathrow with our price prediction graph.
Estimated return 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 London Heathrow Airport to Trondheim

What is the cheapest month to book a flight from London Heathrow Airport to Trondheim?

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Trondheim (average of £59). Flying from London Heathrow Airport to Trondheim in August is currently the most expensive (average of £255). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 28 1月 2026.
Check out reviews from past customers who have flown with Scandinavian Airlines from London Heathrow Airport to Trondheim to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.3
Good
1,672 reviews
Check prices

Overall

7.3

Comfort

7.3

Crew

8.0

Food

6.7

Boarding

7.6

Entertainment

6.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

SFO - CPH

Flight was changed causing 5 hour layover in Copenhagen And no accommodations were made to account for this at the lounge or anything like that
Scandinavian Airlines
7.3
Good
1,672 reviews
Scandinavian Airlines
7.3
Good
1,672 reviews
Check prices

Overall

7.3

Comfort

7.3

Crew

8.0

Food

6.7

Boarding

7.6

Entertainment

6.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

SFO - CPH

Flight was changed causing 5 hour layover in Copenhagen And no accommodations were made to account for this at the lounge or anything like that

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Trondheim. 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 Trondheim from London Heathrow?

    Most people fly into Trondheim Vaernes (TRD) if they book a flight to Trondheim from London Heathrow. On average, Vaernes has 0 inbound flights from London Heathrow per day from 1 airline. Trondheim Vaernes is conveniently located just 16.4 mi from Trondheim’s city center.

  • How long is the flight from London Heathrow Airport to Trondheim?

    A quick flight from London Heathrow Airport to Trondheim can take about 6h 35m. Scandinavian Airlines provides one of the quickest options available for as low as £139. The distance between London Heathrow Airport and Trondheim is about 926 mi.

  • What is the cheapest airline to fly from London Heathrow Airport to Trondheim round-trip?

    Flying on Scandinavian Airlines is currently your cheapest option to Trondheim, with prices starting at £112. You may be able to fly from London Heathrow Airport to Trondheim for 47% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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.

  • What is the cheapest month to book a flight from London Heathrow Airport to Trondheim?

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Trondheim (average of £59). Flying from London Heathrow Airport to Trondheim in August is currently the most expensive (average of £255). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

Alternative routes for Heathrow to Trondheim

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Oslo Gardermoen flights
London City to Oslo Gardermoen flights
Luton to Oslo Gardermoen flights
Stansted to Oslo Gardermoen flights
Heathrow to Oslo Gardermoen flights
Heathrow to Sandefjord flights
Heathrow to Tromsø flights
Gatwick to Sandefjord flights
Stansted to Sandefjord flights
Luton to Sandefjord flights
Gatwick to Tromsø flights
Stansted to Tromsø flights
Heathrow to Bergen flights
Luton to Tromsø flights
London City to Tromsø flights
Gatwick to Bergen flights
London City to Bergen flights
Stansted to Bergen flights
Gatwick to Stavanger flights
Luton to Bergen flights
Heathrow to Stavanger flights
Gatwick to Trondheim flights
London City to Stavanger flights
Luton to Stavanger flights
Stansted to Stavanger flights
Gatwick to Narvik flights
London City to Trondheim flights
Heathrow to Narvik flights
Heathrow to Longyearbyen flights
Southend to Oslo Gardermoen flights
Gatwick to Bodø flights
Stansted to Trondheim flights
Heathrow to Bodø flights
Stansted to Longyearbyen flights
Gatwick to Longyearbyen flights
Stansted to Narvik flights
London City to Bodø flights
London City to Sandefjord flights
Gatwick to Ålesund flights
Heathrow to Ålesund flights
Luton to Trondheim flights
Stansted to Bodø flights
London City to Ålesund flights
Stansted to Ålesund flights
Heathrow to Kristiansand flights
Luton to Longyearbyen flights
Heathrow to Svolvær flights

Top airline flying from Heathrow to Trondheim

Discover the top airline that operate flights from Heathrow 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 858,174 searches. Data last updated 28 1月 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£112Average£232FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Trondheim?

Cheapflights makes it easy to find Heathrow to Trondheim flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Trondheim?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Trondheim by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Trondheim with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Trondheim flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Trondheim become cheaper?

Yes! Start tracking prices for Heathrow to Trondheim flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.