$105 Cheap Flights from London (LHR) to Tromsø (TOS)

View $105 flight on Mon, Sep 29, 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Tromsø (TOS-Langnes)

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Cheap Flights from London to Tromsø (LHR-TOS)

Prices were available within the past 7 days and start at $105 for one-way flights and $184 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Wed, Nov 26 - Sun, Nov 30
LHR
London
TOS
Tromsø
$184 Roundtrip, found 1 day ago
$184
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Wed, Nov 26 from London to Tromsø, returning Sun, Nov 30, priced at $184 found 1 day ago
British Airways
Tue, Jan 6 - Tue, Jan 13
LHR
London
TOS
Tromsø
$191 Roundtrip, found 3 days ago
$191
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Jan 6 from London to Tromsø, returning Tue, Jan 13, priced at $191 found 3 days ago
British Airways
Tue, Jan 6 - Tue, Jan 13
LHR
London
TOS
Tromsø
$195 Roundtrip, found 3 days ago
$195
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Jan 6 from London to Tromsø, returning Tue, Jan 13, priced at $195 found 3 days ago
Scandinavian Airlines
Wed, Nov 12 - Mon, Nov 17
LHR
London
TOS
Tromsø
$201 Roundtrip, found 4 days ago
$201
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, Nov 12 from London to Tromsø, returning Mon, Nov 17, priced at $201 found 4 days ago
British Airways
Tue, Jan 6 - Tue, Jan 13
LHR
London
TOS
Tromsø
$202 Roundtrip, found 3 days ago
$202
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Jan 6 from London to Tromsø, returning Tue, Jan 13, priced at $202 found 3 days ago
Scandinavian Airlines
Wed, Nov 26 - Sun, Nov 30
LHR
London
TOS
Tromsø
$204 Roundtrip, found 1 day ago
$204
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Wed, Nov 26 from London to Tromsø, returning Sun, Nov 30, priced at $204 found 1 day ago
Scandinavian Airlines
Fri, Feb 6 - Tue, Feb 10
LHR
London
TOS
Tromsø
$205 Roundtrip, found 5 days ago
$205
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Fri, Feb 6 from London to Tromsø, returning Tue, Feb 10, priced at $205 found 5 days ago
Lufthansa
Fri, Jan 9 - Mon, Jan 12
LHR
London
TOS
Tromsø
$225 Roundtrip, found 1 day ago
$225
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Jan 9 from London to Tromsø, returning Mon, Jan 12, priced at $225 found 1 day ago
Austrian Airlines
Tue, Jan 6 - Sat, Jan 10
LHR
London
TOS
Tromsø
$225 Roundtrip, found 1 day ago
$225
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Tue, Jan 6 from London to Tromsø, returning Sat, Jan 10, priced at $225 found 1 day ago
Swiss International Air Lines
Mon, Aug 11 - Tue, Aug 19
LHR
London
TOS
Tromsø
$267 Roundtrip, found 1 day ago
$267
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, Aug 11 from London to Tromsø, returning Tue, Aug 19, priced at $267 found 1 day ago
Flights from London (LHR) to Tromsø (TOS)
Origin airport
Heathrow
Destination airport
Langnes
Airlines serving
Air France, Austrian Airlines, British Airways, Eurowings, Finnair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines
Roundtrip price
$183
Distance
1404 mi

London to Tromsø Flights

The cheapest times to fly from London to Tromsø

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Tromsø are during the month of November. You can find some of the cheapest flights from London to Tromsø with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Tromsø

Sunday is one of the best days to book for cheap flights from London to Tromsø: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to Tromsø

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Tromsø in 2025. You can also book with separate airlines for your outbound and return journeys, from $105 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Tromsø flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Tromsø airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Heathrow Airport (LHR) to Langnes Airport (TOS) cost?
Discover the latest flight deals from LHR to TOS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from LHR to TOS?
The cheapest flights from LHR to TOS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Heathrow Airport (LHR) to Langnes Airport (TOS)?
You can travel nonstop from Heathrow Airport (LHR) to Langnes Airport (TOS) on a British Airways flight.
What is the cheapest airline that flies from LHR to TOS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from LHR to TOS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Heathrow Airport (LHR) to Langnes Airport (TOS)?
On average, you can take your pick of 3 nonstop flights flying from Heathrow Airport (LHR) to Langnes Airport (TOS) every week. If you can't see one that fits your travel plans, consider catching a flight that has a layover. Filter your search results on Expedia to include one or two stops and choose the best alternative.
What are the most popular departure times for flights from Heathrow Airport (LHR) to Langnes Airport (TOS)?
Flights between LHR and TOS are busiest at 8 AM. For a quieter experience and potentially cheaper tickets, look for a time when demand is lower.
What day of the week has the most flights from LHR to TOS?
If you fly on a Thursday, you'll get the greatest range of options for flights from Heathrow Airport (LHR) to Langnes Airport (TOS).
What is the earliest flight from Heathrow Airport (LHR) to Langnes Airport (TOS)?
Heathrow Airport (LHR)'s earliest flight to Langnes Airport (TOS) departs at approximately 8:15AM UTC+0. With a total flight time of 3h 35m, you'll arrive at around 12:50PM UTC+1.
How long does it take to fly from Heathrow Airport (LHR) to Langnes Airport (TOS)?
The average flight duration from LHR to TOS is 3 hours and 30 minutes, covering a distance of 1,400 mi.
What is the best time to fly from Heathrow Airport (LHR) to Langnes Airport (TOS)?
To avoid potential delays on the Heathrow Airport (LHR) to Langnes Airport (TOS) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Tromsø from Heathrow Airport (LHR)?
Check out your flight options from Heathrow Airport (LHR) to Langnes Airport (TOS). This is the only Tromsø airport you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Heathrow Airport (LHR) to Langnes Airport (TOS) last-minute?
Booking your ticket from LHR to TOS shortly before your journey is generally more expensive. However, if there's some wiggle room with your departure times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a LHR to TOS flight and hotel package?
Booking a LHR to TOS flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our extensive range of accommodations and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Heathrow Airport (LHR) to Langnes Airport (TOS)?
If you booked your LHR to TOS flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.