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Cheap flights from London Heathrow Airport to Trondheim from £76

LHR — TRD
29 Nov — 6 Dec1
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

Thu 26/1110:35 -
1 stop10h 10m
Sun 29/1110:00 -
1 stop7h 25m
Deal found 29/10£113
Thu 19/1111:45 -
1 stop10h 25m
Sat 21/1117:15 -
1 stop4h 35m
Deal found 28/10£149
Mon 14/1220:25 -
1 stop19h 10m
Mon 21/1214:45 -
1 stop5h 05m
Deal found 30/10£151
Wed 9/1207:05 -
1 stop13h 40m
Wed 16/1207:45 -
1 stop7h 50m
Deal found 25/10£153
Thu 10/1207:05 -
1 stop9h 10m
Thu 17/1206:25 -
1 stop9h 10m
Deal found 26/10£157
Wed 9/1219:30 -
1 stop13h 10m
Thu 31/1206:25 -
1 stop9h 10m
Deal found 26/10£164
Mon 14/1206:40 -
2 stops12h 50m
Mon 21/1210:30 -
1 stop5h 05m
Deal found 30/10£178
Fri 27/1119:50 -
1 stop12h 15m
Tue 1/1213:00 -
1 stop9h 35m
Deal found 27/10£181

Find flight deals from Heathrow to Trondheim

Round-trip from

£113

One-way from

£76

Popular in

June

Cheapest in

September

Average price

£397
Scandinavian Airlines
  • Scandinavian Airlines
  • 26/11-29/11
  • 2 total stops
  • 17h 35m total
  • London to Trondheim
Search Deals
Scandinavian Airlines
  • Scandinavian Airlines
  • 23/2-31/12
  • 1 total stop
  • 7h 55m total
  • London to Trondheim
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£67 potential increase over avg. return price).
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Cheapest flight prices on average. 8% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Trondheim that are best for you.

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Fri 4/12

17:05-23:10

1 stop5h 05m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£93

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Sun 6/12

06:40-09:40

1 stop26h 00m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£97

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Wed 23/12

06:40-13:35

1 stop5h 55m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£100

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Tue 23/2

07:05-14:20

2 stops6h 15m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£102

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Sun 6/12

09:55-09:40

2 stops22h 45m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£112

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Fri 4/12

06:40-09:40

2 stops26h 00m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£118

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Sat 21/11

08:40-23:10

1 stop13h 30m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£132

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Tue 10/11

07:05-21:45

1 stop13h 40m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£142

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Sat 5/12

06:40-16:10

2 stops8h 30m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£143

LondonTrondheim

LHR London Heathrow - TRD Trondheim Vaernes

LHRTRD

London Heathrow

Thu 19/11

10:00-23:10

1 stop12h 10m

Trondheim Vaernes

Sun 22/11

06:20-10:45

1 stop5h 25m

£151

Flights are sorted by cheapest return flights first.

Deals found on 28/10

Showing 1-10 of 17 resultsSorted by cheapest first
1
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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

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Trondheim

What’s the top stopover airport for flights from London Heathrow Airport to Trondheim?

Oslo (OSL) – chosen by Cheapflights users on 95% of one-stop itineraries from London Heathrow Airport to Trondheim on Cheapflights.

What’s the cheapest stopover airport for flights from London Heathrow Airport to Trondheim?

Amsterdam (AMS) is the most affordable one-stop option, with an average return flight price of £199.

What’s the fastest stopover option from London Heathrow Airport to Trondheim?

Flights via Oslo (OSL) have the shortest average one-way travel time for one-stop routes: 4h 31m.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Trondheim?

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 1h 11m.

Reviews of airlines servicing Trondheim

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
7.4
Good
2,031 reviews
Check prices

Entertainment

6.8

Overall

7.4

Boarding

7.7

Food

6.8

Comfort

7.4

Crew

8.0

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.
Scandinavian Airlines
7.4
Good
2,031 reviews
Scandinavian Airlines
7.4
Good
2,031 reviews
Check prices

Entertainment

6.8

Overall

7.4

Boarding

7.7

Food

6.8

Comfort

7.4

Crew

8.0

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.

Related info for your journey

  • 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 15m. KLM provides one of the quickest options available for as low as £165. The distance between London Heathrow Airport and Trondheim is about 926 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 £118. You may be able to fly from London Heathrow Airport to Trondheim for 56% 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Heathrow to Trondheim

AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£118Average£194FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

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