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Cheap flights from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport from £63

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — KEF
18 May — 25 May1
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 18 April 2026.

Sun 19/416:30
OSL
-
KEF
Nonstop2h 50m
Icelandair
Fri 30/1007:50
KEF
-
OSL
Nonstop2h 45m
Icelandair
Deal found 17/4£166
Mon 26/1015:30
OSL
-
KEF
Nonstop2h 50m
Icelandair
Fri 30/1007:50
KEF
-
OSL
Nonstop2h 45m
Icelandair
Deal found 14/4£172
Tue 27/1009:20
OSL
-
KEF
Nonstop3h 05m
Scandinavian Airlines
Sat 31/1017:05
KEF
-
OSL
Nonstop2h 40m
Scandinavian Airlines
Deal found 14/4£194
Sun 19/416:30
OSL
-
KEF
Nonstop2h 50m
Multiple Airlines
Fri 30/1011:35
KEF
-
OSL
Nonstop2h 40m
Multiple Airlines
Deal found 16/4£216
Mon 12/1016:30
OSL
-
KEF
Nonstop2h 50m
Icelandair
Thu 15/1010:40
KEF
-
OSL
Nonstop2h 45m
Icelandair
Deal found 15/4£218
Tue 1/916:30
OSL
-
KEF
Nonstop2h 50m
Icelandair
Sun 6/910:40
KEF
-
OSL
Nonstop2h 45m
Icelandair
Deal found 13/4£233
Fri 18/906:15
OSL
-
KEF
Nonstop2h 50m
Scandinavian Airlines
Fri 25/917:05
KEF
-
OSL
1 stop14h 10m
Scandinavian Airlines
Deal found 14/4£236
Sat 30/507:55
OSL
-
KEF
Nonstop2h 50m
Scandinavian Airlines
Sun 31/517:50
KEF
-
OSL
1 stop15h 15m
Scandinavian Airlines
Deal found 14/4£249
Wed 29/409:35
OSL
-
KEF
Nonstop2h 50m
Scandinavian Airlines
Wed 5/810:45
KEF
-
OSL
Nonstop2h 40m
Scandinavian Airlines
Deal found 14/4£257

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 18 April 2026.

Round-trip from

£218

One-way from

£63

Popular in

December

Cheapest in

November

Average price

£196

Good round-trip deal

£433 or less
Icelandair
  • Icelandair
  • 12/10-15/10
  • Nonstop
  • 5h 35m total
  • Oslo to Reykjavik
Search Deals
Norwegian
  • Norwegian
  • 10/5
  • Nonstop
  • 2h 50m total
  • Oslo to Reykjavik
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£3 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Oslo Gardermoen to Reykjavik Keflavik Intl.
Search Deals

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 18 April 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

Mon 12/10

16:30-17:20

Nonstop2h 50m

Reykjavik Keflavik Intl

Thu 15/10

10:40-15:25

Nonstop2h 45m

£227

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Tue 1/9

16:30-17:20

Nonstop2h 50m

Reykjavik Keflavik Intl

Sun 6/9

10:40-15:25

Nonstop2h 45m

£233
Fastest return journey

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Sun 9/8

10:50-11:40

Nonstop2h 50m

Reykjavik Keflavik Intl

Tue 18/8

20:05-00:45

Nonstop2h 40m

£262

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Sat 19/9

19:20-09:40

1 stop16h 20m

Reykjavik Keflavik Intl

Wed 23/9

17:05-08:10

1 stop13h 05m

£288

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Sat 30/5

19:20-09:40

1 stop16h 20m

Reykjavik Keflavik Intl

Sun 31/5

17:50-09:15

1 stop13h 25m

£293

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Mon 12/10

09:35-10:25

Nonstop2h 50m

Reykjavik Keflavik Intl

Thu 15/10

17:05-17:35

1 stop22h 30m

£334

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Tue 1/9

09:35-10:25

Nonstop2h 50m

Reykjavik Keflavik Intl

Sun 6/9

10:30-18:10

1 stop5h 40m

£362

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Thu 9/7

16:40-17:30

Nonstop2h 50m

Reykjavik Keflavik Intl

Thu 16/7

18:15-22:55

Nonstop2h 40m

£372
Cheapest one-way
Fastest single journey

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Sun 10/5

17:00-17:50

Nonstop2h 50m

£71

OsloReykjavik

OSL - KEF

OSLKEF

Oslo Gardermoen

Thu 15/10

17:20-07:50

1 stop16h 30m

£83

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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?

Use this chart to determine the optimal time to book a return flight from Oslo Gardermoen to Keflavik Intl. Price data was last updated on 10 April 2026.

Booking 12 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 £134). Flying from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport in December is currently the most expensive (average of £284). 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 18 April 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?

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 Icelandair, Norwegian, or Scandinavian Airlines to get the fastest option. The distance between Oslo Gardermoen Airport and Reykjavik Keflavik Intl Airport is about 1106 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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: Norwegian (100%), Norwegian (100%), Thai Lion Air( 100%).

  • 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 £194. While the most popular route (Oslo Gardermoen - Reykjavik Keflavik Intl) can be booked for £259 on average, our data indicates £546 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 £134). Flying from Oslo Gardermoen Airport to Reykjavik Keflavik Intl Airport in December is currently the most expensive (average of £284). 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
Hveragerdi
Keflavik

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

Yes! Start tracking prices for Oslo Gardermoen to Keflavik Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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