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Cheap flights from London Heathrow Airport to Oslo Gardermoen Airport from C$ 126

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — OSL
20 Jul — 27 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Oslo Gardermoen are usually found in January or November, booked 64 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Heathrow to Oslo Gardermoen

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Oslo Gardermoen
Explore the most affordable flight options available from Heathrow to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 June 2026.

Tue 13/108:20 p.m.
LHR
-
OSL
Nonstop2h 05m
British Airways
Tue 20/107:45 a.m.
OSL
-
LHR
Nonstop2h 30m
British Airways
Deal found 20/6C$ 190
Tue 15/98:20 p.m.
LHR
-
OSL
Nonstop2h 05m
British Airways
Tue 22/97:45 a.m.
OSL
-
LHR
Nonstop2h 30m
British Airways
Deal found 16/6C$ 194
Fri 18/98:45 p.m.
LHR
-
OSL
Nonstop2h 05m
British Airways
Sun 20/98:00 a.m.
OSL
-
LHR
Nonstop2h 30m
British Airways
Deal found 20/6C$ 198
Thu 3/127:45 a.m.
LHR
-
OSL
Nonstop2h 10m
British Airways
Sun 6/127:20 a.m.
OSL
-
LHR
Nonstop2h 45m
British Airways
Deal found 16/6C$ 200
Wed 9/97:30 a.m.
LHR
-
OSL
Nonstop2h 10m
British Airways
Sun 20/98:00 a.m.
OSL
-
LHR
Nonstop2h 30m
British Airways
Deal found 17/6C$ 204
Fri 3/78:45 p.m.
LHR
-
OSL
Nonstop2h 05m
British Airways
Thu 16/78:05 p.m.
OSL
-
LHR
Nonstop2h 20m
British Airways
Deal found 19/6C$ 209
Tue 10/117:45 a.m.
LHR
-
OSL
Nonstop2h 10m
British Airways
Sat 14/117:10 a.m.
OSL
-
LHR
Nonstop2h 45m
British Airways
Deal found 19/6C$ 215
Wed 14/108:15 p.m.
LHR
-
OSL
Nonstop2h 05m
British Airways
Sun 18/105:05 p.m.
OSL
-
LHR
Nonstop2h 20m
British Airways
Deal found 18/6C$ 217

Find flight deals from Heathrow to Oslo Gardermoen

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Oslo Gardermoen (OSL). 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 20 June 2026.

Round-trip from

C$ 190

One-way from

C$ 126

Popular in

June

Cheapest in

January

Average price

C$ 386
British Airways
  • British Airways
  • 13/10-20/10
  • Nonstop
  • 4h 35m total
  • London to Oslo
Search Deals
British Airways
  • British Airways
  • 18/9
  • Nonstop
  • 2h 10m total
  • London to Oslo
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Oslo Gardermoen 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 629,999 searches. Data last updated 20 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Wed 14/10

8:15 p.m.-11:20 p.m.

Nonstop2h 05m

Oslo Gardermoen

Sun 18/10

5:05 p.m.-6:25 p.m.

Nonstop2h 20m

C$ 218

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Wed 19/8

8:15 p.m.-11:20 p.m.

Nonstop2h 05m

Oslo Gardermoen

Mon 24/8

7:45 a.m.-9:15 a.m.

Nonstop2h 30m

C$ 270

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Fri 13/11

8:20 p.m.-11:35 p.m.

Nonstop2h 15m

Oslo Gardermoen

Sun 15/11

7:20 a.m.-9:05 a.m.

Nonstop2h 45m

C$ 280

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Tue 24/11

8:40 a.m.-4:10 p.m.

1 stop6h 30m

Oslo Gardermoen

Wed 9/12

5:10 p.m.-9:25 p.m.

1 stop5h 15m

C$ 299
Quickest round-trip

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Mon 10/8

7:05 a.m.-10:10 a.m.

Nonstop2h 05m

Oslo Gardermoen

Tue 18/8

8:20 p.m.-9:35 p.m.

Nonstop2h 15m

C$ 321

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Tue 27/10

9:55 a.m.-5:20 p.m.

1 stop6h 25m

Oslo Gardermoen

Fri 30/10

7:50 a.m.-9:35 a.m.

Nonstop2h 45m

C$ 350

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Sat 29/8

5:10 p.m.-10:35 p.m.

1 stop4h 25m

Oslo Gardermoen

Mon 31/8

5:35 p.m.-9:25 p.m.

1 stop4h 50m

C$ 351

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Fri 10/7

11:05 a.m.-10:55 p.m.

1 stop10h 50m

Oslo Gardermoen

Mon 13/7

6:45 a.m.-5:05 p.m.

1 stop11h 20m

C$ 362

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Sun 19/7

8:25 p.m.-11:30 p.m.

Nonstop2h 05m

Oslo Gardermoen

Thu 23/7

8:05 p.m.-9:25 p.m.

Nonstop2h 20m

C$ 377

LondonOslo

LHR - OSL

LHROSL

London Heathrow

Mon 6/7

11:05 a.m.-10:55 p.m.

1 stop10h 50m

Oslo Gardermoen

Wed 8/7

6:05 p.m.-9:35 p.m.

1 stop4h 30m

C$ 378

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/6

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Heathrow with our price prediction graph.
Estimated round-trip 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 Oslo Gardermoen Airport

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

The best time to book flights from London Heathrow Airport to Oslo Gardermoen Airport is 63 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.

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Oslo Gardermoen Airport (average of C$ 188). Flying from London Heathrow Airport to Oslo Gardermoen Airport in June is currently the most expensive (average of C$ 386). 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 OSL?

Find hourly flight availability from Heathrow to Oslo Gardermoen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 June 2026.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Oslo Gardermoen Airport at noon. If you’re flexible enough to do this you can expect to save up to 59% on your trip compared to booking a flight in the afternoon.

How much does it cost to fly round-trip from London Heathrow Airport to Oslo Gardermoen Airport?

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Oslo Gardermoen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    British Airways, Scandinavian Airlines, and Brussels Airlines can get you from London Heathrow Airport to Oslo Gardermoen Airport in just under 2h 05m. Your travel time can differ by up to 8h 45m. Airlines will cover a distance of 1204 km. This flight may include one or multiple stops.

  • What are the most reliable airlines from London Heathrow Airport to Oslo Gardermoen Airport?

    Consider Thai Lion Air (90%), Vietnam Airlines (90%) or Finnair (88%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Oslo Gardermoen Airport.

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

    Yes. In addition to deals on Heathrow to Oslo Gardermoen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Oslo Gardermoen?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Oslo Gardermoen 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 Oslo Gardermoen Airport?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Oslo Gardermoen Airport (average of C$ 188). Flying from London Heathrow Airport to Oslo Gardermoen Airport in June is currently the most expensive (average of C$ 386). 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

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Alternative routes for Heathrow to Oslo Gardermoen

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Oslo Gardermoen flights

Fly with Cheapflights

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

How does Cheapflights help users find flights from Heathrow to Oslo Gardermoen?

Deals for Heathrow to Oslo Gardermoen 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 Heathrow to Oslo Gardermoen?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Oslo Gardermoen by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Oslo Gardermoen from Heathrow 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 Heathrow to Oslo Gardermoen become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Oslo Gardermoen on Cheapflights with our Price Alert feature and get notified when better prices are available.

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