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Cheap flights from Trondheim to London Heathrow Airport from £52

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
TRD — LHR
20 Aug — 27 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Trondheim to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Trondheim to Heathrow
Explore the most affordable flight options available from Trondheim to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 July 2026.

Thu 15/1010:30
TRD
-
LHR
1 stop5h 05m
Scandinavian Airlines
Sun 18/1010:35
LHR
-
TRD
1 stop4h 10m
Scandinavian Airlines
Deal found 18/7£133
Thu 12/1117:10
TRD
-
LHR
1 stop4h 40m
KLM
Sun 22/1106:30
LHR
-
TRD
1 stop9h 05m
KLM
Deal found 19/7£139
Thu 20/810:30
TRD
-
LHR
1 stop5h 05m
Scandinavian Airlines
Mon 24/810:35
LHR
-
TRD
1 stop5h 40m
Scandinavian Airlines
Deal found 21/7£145
Sun 6/908:30
TRD
-
LHR
1 stop7h 05m
Multiple Airlines
Tue 15/919:15
LHR
-
TRD
1 stop15h 20m
Multiple Airlines
Deal found 19/7£146
Thu 27/810:30
TRD
-
LHR
1 stop5h 05m
Scandinavian Airlines
Mon 31/815:35
LHR
-
TRD
1 stop5h 00m
Scandinavian Airlines
Deal found 21/7£148
Fri 28/806:00
TRD
-
LHR
1 stop14h 25m
KLM
Tue 1/908:40
LHR
-
TRD
1 stop6h 55m
KLM
Deal found 19/7£148
Fri 14/806:00
TRD
-
LHR
1 stop8h 50m
KLM
Fri 21/809:55
LHR
-
TRD
1 stop5h 40m
KLM
Deal found 21/7£152
Thu 20/807:55
TRD
-
LHR
1 stop7h 40m
Multiple Airlines
Mon 24/806:30
LHR
-
TRD
1 stop15h 20m
Multiple Airlines
Deal found 20/7£154
Thu 27/810:30
TRD
-
LHR
1 stop5h 05m
Multiple Airlines
Mon 31/820:55
LHR
-
TRD
1 stop18h 40m
Multiple Airlines
Deal found 21/7£155
Fri 28/806:00
TRD
-
LHR
1 stop14h 25m
KLM
Sun 30/806:30
LHR
-
TRD
1 stop15h 20m
KLM
Deal found 18/7£156

Find flight deals from Trondheim to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Trondheim (TRD) to Heathrow (LHR). 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 21 July 2026.

Round-trip from

£133

One-way from

£52

Popular in

July

Cheapest in

October

Average price

£244
Scandinavian Airlines
  • Scandinavian Airlines
  • 15/10-18/10
  • 2 total stops
  • 9h 15m total
  • Trondheim to London
Search Deals
Scandinavian Airlines
  • Scandinavian Airlines
  • 1/10
  • 1 total stop
  • 7h 35m total
  • Trondheim to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Trondheim to Heathrow 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 21 July 2026.
Use the filters below to find and compare flights from Trondheim to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Fri 2/10

10:20-14:35

1 stop5h 15m

London Heathrow

Thu 8/10

10:35-17:55

1 stop6h 20m

£157

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Wed 5/8

06:00-13:50

1 stop8h 50m

London Heathrow

Tue 18/8

17:10-22:50

1 stop4h 40m

£164

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Thu 20/8

09:25-14:35

1 stop6h 10m

London Heathrow

Mon 24/8

10:35-17:55

1 stop6h 20m

£165

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Fri 4/9

09:25-14:35

1 stop6h 10m

London Heathrow

Mon 7/9

15:35-22:45

1 stop6h 10m

£168

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Fri 28/8

20:15-09:35

1 stop14h 20m

London Heathrow

Sun 30/8

17:30-23:10

1 stop4h 40m

£185

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Fri 2/10

10:20-14:35

1 stop5h 15m

London Heathrow

Sun 11/10

19:50-08:55

1 stop12h 05m

£189

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Mon 7/9

14:45-21:35

1 stop7h 50m

London Heathrow

Fri 11/9

07:05-17:55

1 stop9h 50m

£210
Cheapest one-way

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Thu 1/10

10:25-17:00

1 stop7h 35m

£52
Fastest single journey

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Mon 7/9

18:25-21:35

1 stop4h 10m

£62

TrondheimLondon

TRD - LHR

TRDLHR

Trondheim Vaernes

Tue 4/8

12:15-18:50

1 stop7h 35m

£69

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Trondheim to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Trondheim 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 Trondheim to London Heathrow Airport

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

Currently, October is the cheapest month in which you can book a flight from Trondheim to London Heathrow Airport (average of £145). Flying from Trondheim to London Heathrow Airport in July is currently the most expensive (average of £244). 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 Trondheim to London Heathrow Airport?

Related info for your journey

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

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

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

    Departing from Trondheim to London Heathrow Airport will take you 5h 15m. There are 926 mi between Trondheim and London Heathrow Airport. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Trondheim to Heathrow 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 Trondheim to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Trondheim to London Heathrow Airport (average of £145). Flying from Trondheim to London Heathrow Airport in July is currently the most expensive (average of £244). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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

Yes, we can. To see specific flights from Trondheim to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Trondheim to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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