Cheap flights from London to Trondheim from £51

LON — TRD
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Trondheim

Enter your travel dates to find the best prices.

Cheapest flights from London to Trondheim

Thu 5/1120:10 -
Nonstop2h 25m
Sun 8/1109:35 -
Nonstop2h 35m
Deal found 28/10£90
Thu 12/1120:10 -
Nonstop2h 25m
Sun 15/1109:35 -
Nonstop2h 35m
Deal found 30/10£101
Thu 26/1120:10 -
Nonstop2h 25m
Sun 29/1109:35 -
Nonstop2h 35m
Deal found 29/10£102
Thu 19/1120:10 -
Nonstop2h 25m
Sun 22/1109:35 -
Nonstop2h 35m
Deal found 26/10£108
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
Thu 10/1207:05 -
1 stop4h 20m
Sun 13/1219:55 -
1 stop21h 05m
Deal found 30/10£154
Mon 30/1106:40 -
1 stop26h 00m
Thu 31/1207:45 -
1 stop14h 50m
Deal found 30/10£157
Thu 26/1107:45 -
1 stop14h 25m
Sun 29/1117:15 -
1 stop15h 00m
Deal found 29/10£163
Wed 9/1219:30 -
1 stop13h 10m
Thu 31/1206:25 -
1 stop9h 10m
Deal found 26/10£163
Mon 14/1206:40 -
2 stops12h 50m
Mon 21/1210:30 -
1 stop5h 05m
Deal found 30/10£177

Find flight deals from London to Trondheim

Round-trip from

£96

One-way from

£51

Popular in

August

Cheapest in

June

Average price

£186

Good round-trip deal

£167 or less

Good one-way deal

£143 or less
Norwegian
  • Norwegian
  • 4/2-11/2
  • Nonstop
  • 5h 00m total
  • London to Trondheim
Norwegian
  • Norwegian
  • 4/2-31/12
  • Nonstop
  • 2h 25m total
  • London to Trondheim
Highest demand for flights based on searches. 8% potential increase in price (£11 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in October 2026
Price to beat on a round-trip flight from London (LON) to Trondheim Vaernes.
Price to beat on a one-way flight from London (LON) to Trondheim Vaernes.

Cheapflights Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonTrondheim

LGW London Gatwick - TRD Trondheim Vaernes

LGWTRD

London Gatwick

Thu 4/2

20:10-23:35

Nonstop2h 25m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£51

LondonTrondheim

LGW London Gatwick - TRD Trondheim Vaernes

LGWTRD

London Gatwick

Thu 12/11

20:10-23:35

Nonstop2h 25m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£61

LondonTrondheim

LGW London Gatwick - TRD Trondheim Vaernes

LGWTRD

London Gatwick

Sun 7/2

11:50-15:15

Nonstop2h 25m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£62

LondonTrondheim

LGW London Gatwick - TRD Trondheim Vaernes

LGWTRD

London Gatwick

Sat 6/2

17:40-15:35

1 stop20h 55m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£69

LondonTrondheim

STN London Stansted - TRD Trondheim Vaernes

STNTRD

London Stansted

Tue 23/2

08:00-07:35

1 stop22h 35m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£76

LondonTrondheim

STN London Stansted - TRD Trondheim Vaernes

STNTRD

London Stansted

Tue 1/12

08:00-07:35

1 stop22h 35m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£81

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

LGW London Gatwick - TRD Trondheim Vaernes

LGWTRD

London Gatwick

Sun 7/2

21:05-14:15

2 stops16h 10m

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

£96

LondonTrondheim

STN London Stansted - TRD Trondheim Vaernes

STNTRD

London Stansted

Sun 6/12

12:05-14:10

2 stops25h 05m

Trondheim Vaernes

Wed 31/12

00:00-00:00

Nonstop0h 00m

£96

Flights are sorted by cheapest return flights first.

Deals found on 27/10

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from London to Trondheim

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

Cheapflights Insights

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

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

Currently, May is the cheapest month in which you can book a flight from London to Trondheim (average of £115). Flying from London to Trondheim in December is currently the most expensive (average of £310). 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 LON to TRD?

A simple way to save on the total cost of your ticket is to fly from London to Trondheim at midday. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight in the evening.

How much does it cost for a return flight from London to Trondheim?

Airfare is typical for this route at the moment.
London to Trondheim flights typically cost between £87 and £193 in February.
The cheapest return price found within the last 5 days was £96 on Norwegian (4 Feb–11 Feb).

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

Oslo (OSL) – chosen by Cheapflights users on 94% of one-stop itineraries from London to Trondheim on Cheapflights.

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

Oslo (OSL) is the most affordable one-stop option, with an average return flight price of £190.

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

Flights via Oslo (OSL) have the shortest average one-way travel time for one-stop routes: 4h 20m.

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

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

How far ahead should I book a flight from London to Trondheim?

The best time to book flights from London to Trondheim is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Trondheim

Get a feel of what it's like to fly with KLM,Norwegian, andScandinavian Airlines from London to Trondheim by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.4

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

Crew

8.4

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

Crew

8.4

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

Crew

8.4

Overall

7.8

Comfort

7.7

Boarding

7.8

Food

7.4

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Artem,Oct 2026

FCO - AMS

Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.

Related info for your journey

  • What airport do you fly into for flights to Trondheim from London?

    Located just 16.4 mi from the city center, Trondheim Vaernes is the airport most travelers will use when flying to Trondheim from London. Booking flights from London to Vaernes (TRD) should be relatively easy as there are 0 daily inbound flights from London from 2 different airlines.

  • How long is the flight from London to Trondheim?

    There are many flights that can get you from London to Trondheim in 2h 25m. Fly via Norwegian, KLM, or Scandinavian Airlines to get the fastest option. The distance from London to Trondheim is about 942 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Norwegian, at £89, was found to be the cheapest airline from London to Trondheim. An alternate airline flying to your destination would be Scandinavian Airlines. You may be able to fly from London to Trondheim for 45% less than the average price by searching for these airlines.

  • What are the most popular routes from London to Trondheim?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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 to Trondheim?

    Currently, May is the cheapest month in which you can book a flight from London to Trondheim (average of £115). Flying from London to Trondheim in December is currently the most expensive (average of £310). 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

Alternative routes for London to Trondheim

Top 2 airlines flying from London to Trondheim

AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest£89Average£184FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
Scandinavian AirlinesCheapest£118Average£193FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

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Deals for London to Trondheim flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Trondheim for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Trondheim from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for London 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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