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Cheap flights from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport from £102

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 20/11. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — KEF
3 Sep — 10 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oslo Gardermoen to Keflavik Intl

Enter your travel dates to find the best prices.

Cheapest flights from Oslo Gardermoen to Keflavik Intl
Explore the most affordable flight options available from Oslo Gardermoen to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 August 2026.

Sun 23/813:45
OSL
-
KEF
Nonstop2h 50m
Scandinavian Airlines
Sat 29/817:10
KEF
-
OSL
1 stop14h 35m
Scandinavian Airlines
Deal found 30/7£193
Thu 20/817:50
OSL
-
KEF
1 stop15h 50m
Scandinavian Airlines
Sun 23/815:25
KEF
-
OSL
Nonstop2h 40m
Scandinavian Airlines
Deal found 3/8£197
Fri 14/806:15
OSL
-
KEF
Nonstop2h 50m
Scandinavian Airlines
Thu 20/817:35
KEF
-
OSL
1 stop15h 30m
Scandinavian Airlines
Deal found 2/8£204
Sun 29/1109:35
OSL
-
KEF
Nonstop3h 05m
Scandinavian Airlines
Wed 2/1218:05
KEF
-
OSL
1 stop16h 10m
Scandinavian Airlines
Deal found 3/8£215
Sun 27/919:15
OSL
-
KEF
1 stop14h 35m
KLM
Thu 1/1019:15
KEF
-
OSL
1 stop11h 30m
KLM
Deal found 30/7£220

Find flight deals from Oslo Gardermoen to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) to Keflavik Intl (KEF). 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 4 August 2026.

Round-trip from

£193

One-way from

£102

Popular in

July

Cheapest in

November

Average price

£260

Good one-way deal

£763 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 23/8-29/8
  • 1 total stop
  • 17h 25m total
  • Oslo to Reykjavik
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KLM
  • KLM
  • 20/11
  • 1 total stop
  • 8h 40m total
  • Oslo to Reykjavik
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£40 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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Price to beat on a one-way flight from Oslo Gardermoen to Reykjavik Keflavik Intl.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Oslo Gardermoen to Keflavik Intl 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 4 August 2026.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Sun 23/8

13:45-14:35

Nonstop2h 50m

Reykjavik Keflavik Intl

Sat 29/8

17:10-09:45

1 stop14h 35m

£193

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Sun 29/11

09:35-11:40

Nonstop3h 05m

Reykjavik Keflavik Intl

Wed 2/12

18:05-11:15

1 stop16h 10m

£215
Fastest return journey

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Mon 31/8

09:35-10:25

Nonstop2h 50m

Reykjavik Keflavik Intl

Mon 7/9

17:05-08:10

1 stop13h 05m

£294
Cheapest one-way

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Fri 20/11

06:05-13:45

1 stop8h 40m

£102
Fastest single journey

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Thu 20/8

09:35-10:25

Nonstop2h 50m

£110

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Wed 2/9

09:35-10:25

Nonstop2h 50m

£164

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Fri 14/8

16:25-17:15

Nonstop2h 50m

£206

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Sun 15/11

06:05-17:20

2 stops12h 15m

£233

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Wed 26/8

09:35-10:25

Nonstop2h 50m

£247

Flights are sorted by cheapest return flights first.

Deals found on 31/7

Sorted by cheapest first

Best time to book a flight from Oslo Gardermoen to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Oslo Gardermoen 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 Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport

How far ahead should I book a flight from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport?

Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport (average of £135). Flying from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of £314). 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 OSL to KEF?

Find hourly flight availability from Oslo Gardermoen to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 August 2026.

When flying from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport, 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 Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport?

Airfare is below average for this route at the moment.

Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport flights typically cost between £203 and £312 in August.
The cheapest return price found within the last 5 days was £193 on Scandinavian Airlines (23 Aug–29 Aug).

Related info for your journey

Find useful and relevant information for your journey from Oslo Gardermoen to Keflavik Intl. 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 Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport?

    There are many flights that can get you from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport in 2h 50m. Fly via Scandinavian Airlines to get the fastest option. The distance between Oslo Gardermoen Airport and Reykjavik Keflavik Intl Airport is about 1106 mi. Generally, flights for this route are direct.

  • What are the most reliable airlines from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport?

    Before booking your flight to Reykjavik Keflavik Intl Airport from Oslo Gardermoen Airport, check out the most reliable airlines to get you to your destination on time: Finnair (85%), Air France (83%), Scandinavian Airlines( 83%).

  • What are the cheapest flights from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport?

    Looking at all options, your cheapest flight can be booked for £763. While the most popular route (Oslo Gardermoen - Reykjavik Keflavik Intl) can be booked for £436 on average, our data indicates £802 when flying from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport.

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

    Yes. In addition to deals on Oslo Gardermoen to Keflavik Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Oslo Gardermoen to Keflavik Intl 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 Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport (average of £135). Flying from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of £314). 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

Travelling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Kopavogur
Keflavik
Hveragerdi

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Can Cheapflights notify me if prices for flights from Oslo Gardermoen to Keflavik Intl become cheaper?

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