$36 Cheap Flights from Oslo (OSL) to London (LHR)

View $36 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from Gardermoen Airport (OSL) to Heathrow Airport (LHR)

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Cheap Flights from Oslo to London (OSL-LHR)

Prices were available within the past 7 days and start at $36 for one-way flights and $97 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, Oct 15 - Thu, Oct 16
OSL
Oslo
LHR
London
$97 Roundtrip, found 1 day ago
$97
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Oct 15 from Oslo to London, returning Thu, Oct 16, priced at $97 found 1 day ago
British Airways
Wed, Oct 22 - Tue, Oct 28
OSL
Oslo
LHR
London
$97 Roundtrip, found 2 hours ago
$97
Roundtrip
found 2 hours ago
Select British Airways flight, departing Wed, Oct 22 from Oslo to London, returning Tue, Oct 28, priced at $97 found 2 hours ago
British Airways
Wed, Oct 22 - Tue, Oct 28
OSL
Oslo
LHR
London
$106 Roundtrip, found 2 hours ago
$106
Roundtrip
found 2 hours ago
Select British Airways flight, departing Wed, Oct 22 from Oslo to London, returning Tue, Oct 28, priced at $106 found 2 hours ago
British Airways
Wed, Oct 22 - Tue, Oct 28
OSL
Oslo
LHR
London
$115 Roundtrip, found 2 hours ago
$115
Roundtrip
found 2 hours ago
Select British Airways flight, departing Wed, Oct 22 from Oslo to London, returning Tue, Oct 28, priced at $115 found 2 hours ago
Scandinavian Airlines
Sun, Feb 1 - Sat, Feb 7
OSL
Oslo
LHR
London
$125 Roundtrip, found 18 hours ago
$125
Roundtrip
found 18 hours ago
Select Scandinavian Airlines flight, departing Sun, Feb 1 from Oslo to London, returning Sat, Feb 7, priced at $125 found 18 hours ago
British Airways
Wed, Oct 22 - Tue, Oct 28
OSL
Oslo
LHR
London
$127 Roundtrip, found 2 hours ago
$127
Roundtrip
found 2 hours ago
Select British Airways flight, departing Wed, Oct 22 from Oslo to London, returning Tue, Oct 28, priced at $127 found 2 hours ago
British Airways
Wed, Oct 22 - Tue, Oct 28
OSL
Oslo
LHR
London
$131 Roundtrip, found 2 hours ago
$131
Roundtrip
found 2 hours ago
Select British Airways flight, departing Wed, Oct 22 from Oslo to London, returning Tue, Oct 28, priced at $131 found 2 hours ago
Lufthansa
Thu, Nov 6 - Wed, Nov 12
OSL
Oslo
LHR
London
$226 Roundtrip, found 6 days ago
$226
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Thu, Nov 6 from Oslo to London, returning Wed, Nov 12, priced at $226 found 6 days ago
Brussels Airlines
Fri, Feb 20 - Fri, Mar 6
OSL
Oslo
LHR
London
$232 Roundtrip, found 1 hour ago
$232
Roundtrip
found 1 hour ago
Select Brussels Airlines flight, departing Fri, Feb 20 from Oslo to London, returning Fri, Mar 6, priced at $232 found 1 hour ago
Swiss International Air Lines
Wed, Oct 22 - Tue, Oct 28
OSL
Oslo
LHR
London
$233 Roundtrip, found 2 hours ago
$233
Roundtrip
found 2 hours ago
Select Swiss International Air Lines flight, departing Wed, Oct 22 from Oslo to London, returning Tue, Oct 28, priced at $233 found 2 hours ago

Find the cheapest month to fly from Oslo (OSL) to London (LHR)

March is typically the cheapest month to fly

From $91 - $182 per traveler.

Graph displaying average flight prices per month

Flights from Oslo (OSL) to London (LHR)
Origin airport
Gardermoen
Destination airport
Heathrow
Airlines serving
Air Baltic, Air France, Austrian Airlines, British Airways, Brussels Airlines, Finnair, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines
Roundtrip price
$96
Distance
748 mi
Average flight time
1 hour 21 mins

Oslo to London Flights

The cheapest times to fly from Oslo to London

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 Oslo to London are during the month of October. You can find some of the cheapest flights from Oslo to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oslo to London

Sunday is one of the best days to book for cheap flights from Oslo to London: 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 Oslo to London

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 Oslo to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $36 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 Oslo to London 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 Oslo to London 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 Gardermoen Airport (OSL) to Heathrow Airport (LHR) cost?
Cheap round-trip fares from Gardermoen Airport (OSL) to Heathrow Airport (LHR) start from $116. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a British Airways flight leaving OSL on July 11 2025 and touching down at LHR. The price was last updated on July 4 2025 and has not changed since.
What is the cheapest month to fly from OSL to LHR?
The cheapest flights from OSL to LHR 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 Gardermoen Airport (OSL) to Heathrow Airport (LHR)?
When setting off from Gardermoen Airport (OSL), you can hop on a direct flight to Heathrow Airport (LHR) with SAS.
What is the cheapest airline that flies from OSL to LHR?
Take off from OSL to LHR with British Airways. This carrier currently has the lowest one-way fare on this route, starting from $46. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from OSL on August 14 2025. Prices were last updated on July 4 2025 and have not changed since.
How many flights per day from Gardermoen Airport (OSL) to Heathrow Airport (LHR)?
Each day on average, 7 direct flights operate from Gardermoen Airport (OSL) to Heathrow Airport (LHR). Choose the departure time that best suits your plans.
What are the most popular departure times for flights from Gardermoen Airport (OSL) to Heathrow Airport (LHR)?
More passengers fly between OSL and LHR at 1 PM than at any other point in the day. Looking for a quieter experience? Pick a flight outside the busiest times and you're likely to save on your ticket as well.
What day of the week has the most flights from OSL to LHR?
Wednesday offers the most flights from Gardermoen Airport (OSL) to Heathrow Airport (LHR). Consider taking off on this day and you'll have the best chance of finding a departure that fits your itinerary.
What is the earliest flight from Gardermoen Airport (OSL) to Heathrow Airport (LHR)?
The earliest flight jetting off from Gardermoen Airport (OSL) is at around 6:50AM UTC+1. Hop on this flight and you'll reach Heathrow Airport (LHR) at approximately 8:40AM UTC+0. The total time in the air is 2h 50m.
How long does it take to fly from Gardermoen Airport (OSL) to Heathrow Airport (LHR)?
It takes about 2 hours and 31 minutes to fly the 750 mi from OSL to LHR.
What airline has the least delays from OSL to LHR?
With 83% of flights typically landing on time, Singapore Airlines has the best on-time performance for nonstop flights from Gardermoen Airport (OSL) to Heathrow Airport (LHR). To monitor your flight status and receive notifications if anything changes, simply head to the Expedia App.
What is the best time to fly from Gardermoen Airport (OSL) to Heathrow Airport (LHR)?
To arrive at Heathrow Airport (LHR) on time, book a flight that leaves Gardermoen Airport (OSL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 London from Gardermoen Airport (OSL)?
You can arrive at any one of these London airports following your direct flight from Gardermoen Airport (OSL):

  • Heathrow Airport (LHR)
  • Gatwick Airport (LGW)
  • Stansted Airport (STN)

Is it cheaper to buy a plane ticket from Gardermoen Airport (OSL) to Heathrow Airport (LHR) last-minute?
Last-minute bookings from OSL to LHR are generally more expensive. To secure the cheapest rates, start searching for flights early. That being said, if you're flexible with your travel dates, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book an OSL to LHR flight and hotel package?
You can save money by securing an OSL to LHR flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal accommodations and flights, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Gardermoen Airport (OSL) to Heathrow Airport (LHR)?
It's generally possible to reschedule or cancel your OSL to LHR flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.