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Cheap flights from London Heathrow Airport to Trondheim from £82

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 30/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TRD
26 Feb — 5 Mar1
1 adult

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 21 February 2025.

Round-trip from

£142

One-way from

£82

Popular in

June

Cheapest in

October

Average price

£153
Scandinavian Airlines
  • Scandinavian Airlines
  • 28/3-30/3
  • 2 total stops
  • 20h 45m total
  • London to Trondheim
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KLM
  • KLM
  • 30/3
  • 1 total stop
  • 13h 35m total
  • London to Trondheim
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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Find flight deals from Heathrow to Trondheim

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 21 February 2025.

Fri 28/307:05LHR - TRD
1 stop12h 25mScandinavian Airlines
Sun 30/307:15TRD - LHR
1 stop8h 20mScandinavian Airlines
Deal found 20/2£142
Thu 3/420:55LHR - TRD
1 stop13h 35mMultiple Airlines
Mon 7/412:10TRD - LHR
1 stop7h 40mMultiple Airlines
Deal found 19/2£158
Mon 3/315:45LHR - TRD
1 stop6h 05mKLM
Tue 4/306:15TRD - LHR
1 stop5h 30mKLM
Deal found 19/2£264
Thu 3/409:30LHR - TRD
2 stops10h 25mFinnair
Mon 7/409:05TRD - LHR
3 stops9h 00mFinnair
Deal found 20/2£322
Thu 3/409:00LHR - TRD
2 stops10h 55mLufthansa
Mon 7/409:05TRD - LHR
2 stops10h 35mLufthansa
Deal found 19/2£354

Find flights from Heathrow to Trondheim within your budget

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 21 February 2025.

Fly from

Heathrow

Fly to

Trondheim

Route

Depart

Return

Price

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Fri 28/3

07:05-20:30

1 stop12h 25m

Trondheim Vaernes

Sun 30/3

07:15-14:35

1 stop8h 20m

£142

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Sun 13/4

20:55-11:30

1 stop13h 35m

Trondheim Vaernes

Thu 17/4

17:05-20:55

1 stop4h 50m

£250

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Thu 3/4

09:30-20:55

2 stops10h 25m

Trondheim Vaernes

Mon 7/4

09:05-17:05

3 stops9h 00m

£322

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Tue 1/4

12:15-08:45

2 stops19h 30m

Trondheim Vaernes

Fri 4/4

14:45-21:40

2 stops7h 55m

£324

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Sun 30/3

20:55-11:30

1 stop13h 35m

£82

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Mon 17/3

07:05-14:15

1 stop6h 10m

£87

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Mon 12/5

18:10-13:20

3 stops18h 10m

£196

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Mon 31/3

22:25-20:25

3 stops21h 00m

£204

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Mon 12/5

19:45-16:30

2 stops19h 45m

£212

LondonTrondheim

LHR - TRD

LHRTRD

London Heathrow

Mon 17/3

20:15-14:45

3 stops17h 30m

£320

Flights are sorted by cheapest return flights first.

Deals found on 20/2

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.

Travel insights for flights from Heathrow to Trondheim

Get recent, data-driven insights about flights from Heathrow to Trondheim including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Trondheim (average of £161). Flying from London Heathrow Airport to Trondheim in June 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.

What is the cheapest time of day to fly from LHR to TRD?

Find hourly flight availability from Heathrow to Trondheim. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Trondheim is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 45% on airfare.

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 45.0 - 110.0 inches per month. September is typically the wettest month, when rainfall can reach 110.0 mm. April is typically the driest time to visit Trondheim when rainfall is around 45.0 mm.

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 13.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -3.0 C).

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 21 February 2025.
KLM
7.8
Good
1,333 reviews
Check prices

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Finnair
7.6
Good
1,273 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France
7.4
Good
1,449 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Scandinavian Airlines
7.3
Good
1,325 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Lufthansa
6.7
Okay
6,986 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Overall

7.8

Boarding

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

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 2 airlines. Trondheim Vaernes is conveniently located just 16.4 mi from Trondheim’s city center.

  • What are the cheapest airlines flying from London Heathrow Airport to Trondheim round-trip?

    Flying on Scandinavian Airlines is currently your cheapest option to Trondheim, with prices starting at £142. Additional return tickets that might be worth considering are offered by KLM and Finnair, with the lowest prices starting at £264 and £322, respectively. You may be able to fly from London Heathrow Airport to Trondheim for 20% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from London Heathrow Airport to Trondheim one-way?

    For one-way options, check prices for KLM. According to our data, you can fly for as low as £82. Users have also found prices from £87 and £172 on Scandinavian Airlines and Finnair, respectively.

  • 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, October is the cheapest month in which you can book a flight from London Heathrow Airport to Trondheim (average of £161). Flying from London Heathrow Airport to Trondheim in June 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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Top 2 airlines flying from Heathrow to Trondheim

Discover the top 2 airlines 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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£119Average£172FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£145Average£209FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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

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

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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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