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Cheap flights from London Heathrow Airport to Trondheim from £67

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 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TRD
6 Feb — 13 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 7 January 2026.

Round-trip from

£95

One-way from

£67

Popular in

December

Cheapest in

September

Average price

£152
Scandinavian Airlines
  • Scandinavian Airlines
  • 26/2-1/3
  • 2 total stops
  • 14h 10m total
  • London to Trondheim
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Scandinavian Airlines
  • Scandinavian Airlines
  • 20/2
  • 1 total stop
  • 4h 25m total
  • London to Trondheim
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£30 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
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Find 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 7 January 2026.

Thu 26/215:35LHR - TRD
1 stop5h 05mScandinavian Airlines
Sun 1/310:00TRD - LHR
1 stop5h 35mScandinavian Airlines
Deal found 5/1£95
Fri 13/307:05LHR - TRD
1 stop8h 15mScandinavian Airlines
Mon 16/314:45TRD - LHR
1 stop5h 05mScandinavian Airlines
Deal found 5/1£97
Thu 19/207:05LHR - TRD
1 stop4h 25mScandinavian Airlines
Thu 26/209:35TRD - LHR
1 stop7h 50mScandinavian Airlines
Deal found 5/1£100
Sun 1/210:35LHR - TRD
1 stop4h 10mScandinavian Airlines
Sun 8/210:00TRD - LHR
1 stop5h 35mScandinavian Airlines
Deal found 4/1£101
Tue 17/219:50LHR - TRD
1 stop12h 15mScandinavian Airlines
Mon 23/216:50TRD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 5/1£108
Mon 19/119:50LHR - TRD
1 stop12h 15mScandinavian Airlines
Mon 26/106:25TRD - LHR
1 stop9h 10mScandinavian Airlines
Deal found 5/1£125

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 7 January 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

Thu 26/2

07:05-12:30

1 stop4h 25m

Trondheim Vaernes

Sun 1/3

08:20-16:25

1 stop9h 05m

£95

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Thu 19/2

07:05-12:30

1 stop4h 25m

Trondheim Vaernes

Thu 26/2

09:35-16:25

1 stop7h 50m

£100

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Sun 1/2

10:35-15:45

1 stop4h 10m

Trondheim Vaernes

Sun 8/2

10:00-14:35

1 stop5h 35m

£101

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Tue 24/2

07:05-12:30

1 stop4h 25m

Trondheim Vaernes

Thu 26/2

09:35-14:35

1 stop6h 00m

£108

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Tue 17/2

07:05-20:30

1 stop12h 25m

Trondheim Vaernes

Mon 23/2

16:50-09:35

1 stop17h 45m

£108

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Thu 12/2

06:40-14:20

1 stop6h 40m

Trondheim Vaernes

Thu 19/2

05:30-09:20

1 stop4h 50m

£115

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Sun 15/2

19:50-10:05

1 stop13h 15m

£68

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Mon 16/2

06:40-14:20

1 stop6h 40m

£69

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Fri 15/5

06:40-14:15

1 stop6h 35m

£84

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Fri 20/2

07:05-20:30

2 stops12h 25m

£94

Flights are sorted by cheapest return flights first.

Deals found on 5/1

Showing 1-10 of 12 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 £60). Flying from London Heathrow Airport to Trondheim in August is currently the most expensive (average of £259). 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.

How much does it cost for a return flight from London Heathrow Airport 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 7 January 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
1,634 reviews
Check prices

Entertainment

6.7

Food

6.7

Crew

8.0

Boarding

7.6

Overall

7.3

Comfort

7.3

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
1,634 reviews
Scandinavian Airlines
7.3
Good
1,634 reviews
Check prices

Entertainment

6.7

Food

6.7

Crew

8.0

Boarding

7.6

Overall

7.3

Comfort

7.3

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 4h 25m. Scandinavian Airlines provides one of the quickest options available for as low as £95. 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 £111. You may be able to fly from London Heathrow Airport to Trondheim for 49% 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 £60). Flying from London Heathrow Airport to Trondheim in August is currently the most expensive (average of £259). 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

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Alternative routes for Heathrow to Trondheim

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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 7 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£114Average£247FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

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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.

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