Cheap flights from London Heathrow Airport to Tromsø from £89
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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TOS
2 Jun — 9 Jun1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Tromso/Langnes are usually found in November or January, booked 80 days in advance, depart on a Tuesday or Friday and return on a Monday
Cheap flight deals from Heathrow to Tromsø
Enter your travel dates to find the best prices.
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Best
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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 3 May 2026.
Thu 26/1115:35
LHR
-
TOS
1 stop7h 10m
Scandinavian Airlines
Wed 2/1220:10
TOS
-
LHR
1 stop14h 25m
Scandinavian Airlines
Deal found 2/5£162
Fri 29/515:35
LHR
-
TOS
1 stop5h 45m
Scandinavian Airlines
Thu 4/606:00
TOS
-
LHR
1 stop9h 35m
Scandinavian Airlines
Deal found 30/4£163
Thu 28/515:35
LHR
-
TOS
1 stop5h 55m
Scandinavian Airlines
Mon 1/608:40
TOS
-
LHR
1 stop6h 55m
Scandinavian Airlines
Deal found 29/4£163
Thu 28/507:05
LHR
-
TOS
1 stop5h 25m
Scandinavian Airlines
Wed 3/606:00
TOS
-
LHR
1 stop9h 35m
Scandinavian Airlines
Deal found 28/4£164
Fri 16/1010:35
LHR
-
TOS
1 stop10h 45m
Scandinavian Airlines
Fri 23/1019:10
TOS
-
LHR
1 stop15h 25m
Scandinavian Airlines
Deal found 3/5£166
Sun 8/1106:40
LHR
-
TOS
1 stop5h 35m
Scandinavian Airlines
Mon 16/1120:10
TOS
-
LHR
1 stop14h 25m
Scandinavian Airlines
Deal found 1/5£166
Fri 27/1107:05
LHR
-
TOS
1 stop8h 25m
Scandinavian Airlines
Tue 1/1220:10
TOS
-
LHR
1 stop14h 25m
Scandinavian Airlines
Deal found 30/4£168
Fri 11/907:05
LHR
-
TOS
1 stop14h 15m
Scandinavian Airlines
Tue 15/910:50
TOS
-
LHR
1 stop11h 45m
Scandinavian Airlines
Deal found 30/4£169
Thu 17/915:35
LHR
-
TOS
1 stop5h 55m
Scandinavian Airlines
Mon 21/919:10
TOS
-
LHR
1 stop15h 25m
Scandinavian Airlines
Deal found 29/4£169
Mon 2/1117:30
LHR
-
TOS
1 stop5h 15m
Scandinavian Airlines
Thu 5/1120:10
TOS
-
LHR
1 stop14h 25m
Scandinavian Airlines
Deal found 30/4£170
Tue 1/917:30
LHR
-
TOS
1 stop15h 50m
Scandinavian Airlines
Sun 6/920:55
TOS
-
LHR
1 stop13h 40m
Scandinavian Airlines
Deal found 1/5£172
Thu 19/1107:05
LHR
-
TOS
1 stop8h 25m
Scandinavian Airlines
Tue 24/1120:10
TOS
-
LHR
1 stop14h 25m
Scandinavian Airlines
Deal found 3/5£172
Best flights from Heathrow to Tromsø
Discover carefully curated flight deals from Heathrow to Tromsø that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 May 2026.
Mon 14/919:50
LHR
-
TOS
1 stop13h 30m
Scandinavian Airlines
Mon 28/919:10
TOS
-
LHR
1 stop15h 25m
Scandinavian Airlines
Deal found 30/4£194
Wed 2/915:35
LHR
-
TOS
1 stop5h 55m
Scandinavian Airlines
Mon 7/910:50
TOS
-
LHR
1 stop9h 00m
Scandinavian Airlines
Deal found 29/4£195
Mon 7/907:05
LHR
-
TOS
2 stops9h 55m
Scandinavian Airlines
Sun 13/920:55
TOS
-
LHR
1 stop13h 40m
Scandinavian Airlines
Deal found 30/4£214
Mon 26/1017:30
LHR
-
TOS
1 stop5h 15m
Scandinavian Airlines
Fri 30/1020:10
TOS
-
LHR
1 stop14h 25m
Scandinavian Airlines
Deal found 2/5£214
Fri 30/1007:05
LHR
-
TOS
3 stops9h 10m
Scandinavian Airlines
Mon 2/1112:35
TOS
-
LHR
1 stop7h 15m
Scandinavian Airlines
Deal found 3/5£215
Last-minute flights from Heathrow to Tromsø
Discover last-minute flight deals from Heathrow to Tromsø. Data last updated 3 May 2026 and is based on user searches.
Fri 8/507:30
LHR
-
TOS
1 stop6h 30m
Lufthansa
Sun 10/515:25
TOS
-
LHR
1 stop7h 45m
Lufthansa
Deal found 28/4£249
Fri 8/506:30
LHR
-
TOS
1 stop7h 30m
Lufthansa
Mon 11/508:00
TOS
-
LHR
2 stops15h 40m
Lufthansa
Deal found 28/4£309
Fri 8/509:55
LHR
-
TOS
2 stops8h 55m
KLM
Mon 11/510:50
TOS
-
LHR
2 stops7h 45m
KLM
Deal found 28/4£320
Fri 8/509:55
LHR
-
TOS
2 stops8h 55m
KLM
Sun 10/507:20
TOS
-
LHR
2 stops9h 55m
KLM
Deal found 28/4£345
Fri 8/510:35
LHR
-
TOS
1 stop7h 05m
Scandinavian Airlines
Mon 11/514:00
TOS
-
LHR
1 stop8h 35m
Scandinavian Airlines
Deal found 28/4£369
Fri 8/507:05
LHR
-
TOS
3 stops9h 55m
Scandinavian Airlines
Sun 10/511:15
TOS
-
LHR
2 stops8h 15m
Scandinavian Airlines
Deal found 28/4£392
Fri 8/516:10
LHR
-
TOS
2 stops16h 55m
Finnair
Mon 11/507:50
TOS
-
LHR
3 stops13h 50m
Finnair
Deal found 28/4£582
One-way flights from Heathrow to Tromsø
Search for one-way flight options from Heathrow to Tromsø. Find affordable one-way fares based on user searches. Data last updated 3 May 2026.
Fri 3/710:35
LHR
-
TOS
1 stop9h 55m
Scandinavian Airlines
Deal found 30/4£89
Tue 15/915:35
LHR
-
TOS
1 stop5h 55m
Scandinavian Airlines
Deal found 30/4£101
Fri 12/607:05
LHR
-
TOS
1 stop5h 25m
Scandinavian Airlines
Deal found 2/5£105
Wed 17/607:05
LHR
-
TOS
1 stop7h 25m
Scandinavian Airlines
Deal found 29/4£108
Sun 14/610:35
LHR
-
TOS
1 stop8h 50m
Scandinavian Airlines
Deal found 28/4£124
Sun 21/610:35
LHR
-
TOS
1 stop8h 55m
Scandinavian Airlines
Deal found 3/5£125
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 3 May 2026.
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 3 May 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Tromsø that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
LondonTromsø
LHR - TOS
LHRTOS
London Heathrow
Mon 14/9
19:50-10:20
1 stop13h 30m
Tromso/Langnes
Mon 28/9
19:10-09:35
1 stop15h 25m
£194
Fastest return journey
LondonTromsø
LHR - TOS
LHRTOS
London Heathrow
Wed 2/9
15:35-22:30
1 stop5h 55m
Tromso/Langnes
Mon 7/9
10:50-18:50
1 stop9h 00m
£195
LondonTromsø
LHR - TOS
LHRTOS
London Heathrow
Mon 7/9
07:05-18:00
2 stops9h 55m
Tromso/Langnes
Sun 13/9
20:55-09:35
1 stop13h 40m
£214
LondonTromsø
LHR - TOS
LHRTOS
London Heathrow
Mon 26/10
17:30-23:45
1 stop5h 15m
Tromso/Langnes
Fri 30/10
20:10-09:35
1 stop14h 25m
£214
LondonTromsø
LHR - TOS
LHRTOS
London Heathrow
Fri 30/10
07:05-17:15
3 stops9h 10m
Tromso/Langnes
Mon 2/11
12:35-18:50
1 stop7h 15m
£215
Cheapest one-way
LondonTromsø
LHR - TOS
LHRTOS
London Heathrow
Fri 3/7
10:35-21:30
1 stop9h 55m
£89
Fastest single journey
LondonTromsø
LHR - TOS
LHRTOS
London Heathrow
Wed 17/6
07:05-15:30
1 stop7h 25m
£108
LondonTromsø
LHR - TOS
LHRTOS
London Heathrow
Sun 14/6
15:35-11:15
2 stops18h 40m
£160
LondonTromsø
LHR - TOS
LHRTOS
London Heathrow
Fri 22/5
07:05-18:00
2 stops9h 55m
£169
Flights are sorted by cheapest return flights first.
Deals found on 30/4
Sorted by cheapest first
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.
LHR-TOS
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
Prices
Delays
How far ahead should I book a flight from London Heathrow Airport to Tromsø?
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 79 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Tromsø (average of £170). Flying from London Heathrow Airport to Tromsø in August is currently the most expensive (average of £293). 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 London Heathrow Airport to Tromsø?
How often are flights from London to Tromsø delayed?
About 5% of weekly flights between London and Tromsø have experienced delays in the past year, with the average delay time being 113 minutes.
What is the most punctual flight time for London to Tromsø flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Tromsø flights?
Over the past year, British Airways have had the lowest number of delays on this route, with just 5% of flights being delayed.
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 3 May 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.
The flight was very short. The seats were very comfortable. No television or entertainment.
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 13h 30m. 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 £104. Another airline that can offer you cheap pricing is Scandinavian Airlines. British Airways is currently priced 50% below the average price you’ll pay for this route.
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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Tromsø (average of £170). Flying from London Heathrow Airport to Tromsø in August is currently the most expensive (average of £293). 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.
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 3 May 2026.
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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