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Cheap flights from London Heathrow Airport to Tromsø 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TOS
18 Mar — 25 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Tromso/Langnes are usually found in April or November, booked 38 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Heathrow to Tromsø

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Tromsø
Explore the most affordable flight options available from Heathrow to Tromsø. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 February 2026.

Thu 9/411:30
LHR
-
TOS
Nonstop3h 30m
Multiple Airlines
Mon 20/419:10
TOS
-
LHR
1 stop20h 25m
Multiple Airlines
Deal found 16/2£119
Wed 8/407:05
LHR
-
TOS
1 stop5h 25m
Scandinavian Airlines
Wed 15/412:20
TOS
-
LHR
1 stop5h 05m
Scandinavian Airlines
Deal found 15/2£119
Thu 9/407:05
LHR
-
TOS
1 stop5h 25m
Scandinavian Airlines
Mon 20/419:10
TOS
-
LHR
1 stop20h 25m
Scandinavian Airlines
Deal found 16/2£124
Wed 15/415:35
LHR
-
TOS
1 stop5h 55m
Scandinavian Airlines
Tue 21/414:00
TOS
-
LHR
1 stop5h 50m
Scandinavian Airlines
Deal found 15/2£124
Tue 10/306:40
LHR
-
TOS
1 stop6h 50m
Scandinavian Airlines
Wed 18/320:10
TOS
-
LHR
1 stop14h 25m
Scandinavian Airlines
Deal found 13/2£125
Thu 16/407:05
LHR
-
TOS
1 stop7h 25m
Scandinavian Airlines
Fri 17/416:15
TOS
-
LHR
1 stop6h 05m
Scandinavian Airlines
Deal found 15/2£127
Wed 15/415:35
LHR
-
TOS
1 stop5h 55m
Scandinavian Airlines
Fri 17/416:15
TOS
-
LHR
1 stop6h 05m
Scandinavian Airlines
Deal found 15/2£127
Tue 14/407:05
LHR
-
TOS
1 stop5h 25m
Scandinavian Airlines
Mon 20/419:10
TOS
-
LHR
1 stop22h 15m
Scandinavian Airlines
Deal found 15/2£128
Tue 14/415:35
LHR
-
TOS
1 stop5h 55m
Scandinavian Airlines
Tue 21/414:00
TOS
-
LHR
1 stop5h 50m
Scandinavian Airlines
Deal found 15/2£130
Tue 14/407:05
LHR
-
TOS
1 stop5h 25m
Scandinavian Airlines
Wed 22/412:20
TOS
-
LHR
1 stop5h 05m
Scandinavian Airlines
Deal found 15/2£130
Tue 17/317:30
LHR
-
TOS
1 stop16h 00m
Scandinavian Airlines
Tue 24/320:10
TOS
-
LHR
1 stop14h 25m
Scandinavian Airlines
Deal found 15/2£131
Fri 13/1110:35
LHR
-
TOS
1 stop10h 00m
Scandinavian Airlines
Wed 18/1111:10
TOS
-
LHR
1 stop8h 40m
Scandinavian Airlines
Deal found 14/2£132

Find flight deals from Heathrow to Tromsø

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Tromsø (TOS). 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 16 February 2026.

Round-trip from

£119

One-way from

£67

Popular in

June

Cheapest in

April

Average price

£184

Good round-trip deal

£243 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 9/4-20/4
  • 1 total stop
  • 23h 55m total
  • London to Tromsø
Search Deals
British Airways
  • British Airways
  • 9/4
  • Nonstop
  • 3h 30m total
  • London to Tromsø
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£40 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Tromso/Langnes.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Tromsø 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 16 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Tromsø that are best for you.

Fly from

Heathrow

Fly to

Tromsø

Route

Depart

Return

Price

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Thu 19/3

17:30-23:50

1 stop5h 20m

Tromso/Langnes

Tue 24/3

11:40-18:50

2 stops8h 10m

£157

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Wed 18/3

17:30-23:50

1 stop5h 20m

Tromso/Langnes

Tue 24/3

11:40-18:50

2 stops8h 10m

£157

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Tue 21/4

07:05-17:20

2 stops9h 15m

Tromso/Langnes

Tue 28/4

17:30-21:35

1 stop5h 05m

£162

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Thu 9/4

07:05-17:20

3 stops9h 15m

Tromso/Langnes

Mon 20/4

11:55-18:50

3 stops7h 55m

£177

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Wed 22/7

19:30-11:25

1 stop14h 55m

Tromso/Langnes

Thu 20/8

19:10-09:35

1 stop15h 25m

£177

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Sun 1/3

06:40-17:55

3 stops10h 15m

Tromso/Langnes

Sat 7/3

06:00-14:35

1 stop9h 35m

£184

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Wed 29/7

06:40-15:50

1 stop8h 10m

Tromso/Langnes

Fri 7/8

06:00-14:35

1 stop9h 35m

£195

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Wed 29/7

06:40-15:50

1 stop8h 10m

Tromso/Langnes

Wed 5/8

06:00-18:50

1 stop13h 50m

£195

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Sun 15/3

06:40-13:15

1 stop5h 35m

Tromso/Langnes

Wed 18/3

20:10-09:35

1 stop14h 25m

£201

LondonTromsø

LHR - TOS

LHRTOS

London Heathrow

Wed 11/3

07:05-17:15

3 stops9h 10m

Tromso/Langnes

Sun 15/3

19:20-08:55

2 stops14h 35m

£207

Flights are sorted by cheapest return flights first.

Deals found on 16/2

Showing 1-10 of 21 results
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Best time to book a flight from Heathrow to Tromsø

Have a flexible travel schedule? Discover the best time to fly to Tromsø 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 Tromsø

How far ahead should I book a flight from London Heathrow Airport to Tromsø?

Use this chart to determine the optimal time to book a return flight from Heathrow to Tromsø. Price data was last updated on 13 February 2026.

The price you pay for your flight from London Heathrow Airport to Tromsø may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Tromsø (average of £94). Flying from London Heathrow Airport to Tromsø in July is currently the most expensive (average of £153). 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 TOS?

Find hourly flight availability from Heathrow to Tromsø. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 February 2026.

When flying from London Heathrow Airport to Tromsø, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from London Heathrow Airport to Tromsø?

Reviews of airlines servicing Tromsø

Get insights into the airlines that provide service to Tromsø. 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 Tromsø. Reviews last updated 16 February 2026.
Read reviews from past customers who have flown with Scandinavian Airlines and British Airways from London Heathrow Airport to Tromsø. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.3
Good
1,685 reviews
Check prices

Crew

8.0

Entertainment

6.7

Food

6.7

Boarding

7.6

Overall

7.3

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2026

CPH - FRA

Very bad experience, my baggage didn’t arrive resulting In lots of future flight and hotel cancellation. I won’t recommend this flight to anyone.
Scandinavian Airlines
7.3
Good
1,685 reviews
Scandinavian Airlines
7.3
Good
1,685 reviews
Check prices

Crew

8.0

Entertainment

6.7

Food

6.7

Boarding

7.6

Overall

7.3

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2026

CPH - FRA

Very bad experience, my baggage didn’t arrive resulting In lots of future flight and hotel cancellation. I won’t recommend this flight to anyone.
British Airways
6.7
Okay
7,751 reviews
Scandinavian Airlines
7.3
Good
1,685 reviews
Check prices

Crew

8.0

Entertainment

6.7

Food

6.7

Boarding

7.6

Overall

7.3

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2026

CPH - FRA

Very bad experience, my baggage didn’t arrive resulting In lots of future flight and hotel cancellation. I won’t recommend this flight to anyone.

Related info for your journey

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

    For a flight from London Heathrow to Tromsø, you will be flying into Tromso/Langnes. Tromso/Langnes (TOS) is just 2.5 mi from the center of the city. Tromso/Langnes is the only Tromsø airport and it handles 0 inbound flights from London Heathrow per day. 2 airlines have flights to Tromso/Langnes from London Heathrow on a regular basis.

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

    Departing from London Heathrow Airport to Tromsø will take you 5h 20m. The distance from London Heathrow Airport to Tromsø is about 1404 mi.

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

    Cheapflights users have booked flights from London Heathrow Airport to Tromsø round-trip from £102. Another airline that can offer you cheap pricing is Scandinavian Airlines. British Airways is currently priced 51% below the average price you’ll pay for this route.

  • What are the cheapest flights from London Heathrow Airport to Tromsø?

    The cheapest flight price from London Heathrow Airport to Tromsø is £173. On average you can expect to pay £378. The most popular route, (London Heathrow - Tromso/Langnes), can usually be booked for £118.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Tromsø 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 Tromsø?

    Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Tromsø (average of £94). Flying from London Heathrow Airport to Tromsø in July is currently the most expensive (average of £153). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Heathrow to Tromsø

Discover the top 2 airlines that operate flights from Heathrow to Tromsø. 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 16 February 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£102Average£243FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Scandinavian AirlinesCheapest£120Average£190FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Tromsø. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Tromsø from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Tromsø, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Heathrow to Tromsø 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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