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Cheap flights from Reykjavik Keflavik Intl Airport to Copenhagen from £127

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 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — CPH
29 Jun — 6 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Reykjavik Keflavik Intl to Kastrup Copenhagen are usually found in September or August, booked 67 days in advance, depart on a Friday or Saturday and return on a Thursday

Cheap flight deals from Keflavik Intl to Copenhagen

Enter your travel dates to find the best prices.

Cheapest flights from Keflavik Intl to Copenhagen
Explore the most affordable flight options available from Keflavik Intl to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 May 2026.

Mon 28/1216:30
KEF
-
CPH
Nonstop3h 05m
Icelandair
Sat 16/112:55
CPH
-
KEF
Nonstop3h 30m
Icelandair
Deal found 28/5£289
Sat 30/501:10
KEF
-
CPH
1 stop8h 45m
Lufthansa
Tue 2/614:40
CPH
-
KEF
2 stops11h 30m
Lufthansa
Deal found 30/5£321
Sat 4/701:10
KEF
-
CPH
Nonstop3h 10m
Icelandair
Tue 4/822:35
CPH
-
KEF
Nonstop3h 15m
Icelandair
Deal found 25/5£329
Sat 13/617:10
KEF
-
CPH
Nonstop3h 05m
Scandinavian Airlines
Mon 29/608:20
CPH
-
KEF
Nonstop3h 20m
Scandinavian Airlines
Deal found 29/5£338
Sat 4/701:10
KEF
-
CPH
Nonstop3h 10m
Icelandair
Fri 7/807:20
CPH
-
KEF
Nonstop3h 20m
Icelandair
Deal found 25/5£340
Thu 9/701:10
KEF
-
CPH
Nonstop3h 10m
Icelandair
Tue 4/822:35
CPH
-
KEF
Nonstop3h 15m
Icelandair
Deal found 25/5£344
Tue 14/701:10
KEF
-
CPH
Nonstop3h 10m
Icelandair
Thu 6/822:35
CPH
-
KEF
Nonstop3h 15m
Icelandair
Deal found 28/5£346
Sat 27/608:30
KEF
-
CPH
1 stop23h 20m
easyJet
Mon 29/621:15
CPH
-
KEF
1 stop13h 30m
easyJet
Deal found 26/5£347
Sat 4/701:10
KEF
-
CPH
Nonstop3h 10m
Icelandair
Sun 2/807:20
CPH
-
KEF
Nonstop3h 20m
Icelandair
Deal found 25/5£355
Wed 12/816:30
KEF
-
CPH
Nonstop3h 15m
Icelandair
Wed 19/816:55
CPH
-
KEF
Nonstop3h 15m
Icelandair
Deal found 25/5£356
Thu 16/701:10
KEF
-
CPH
Nonstop3h 10m
Icelandair
Sat 1/822:35
CPH
-
KEF
Nonstop3h 15m
Icelandair
Deal found 28/5£356
Tue 14/701:10
KEF
-
CPH
Nonstop3h 10m
Icelandair
Wed 5/807:20
CPH
-
KEF
Nonstop3h 20m
Icelandair
Deal found 28/5£357

Find flight deals from Keflavik Intl to Copenhagen

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Copenhagen (CPH). 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 30 May 2026.

Round-trip from

£329

One-way from

£127

Popular in

May

Cheapest in

September

Average price

£317
Icelandair
  • Icelandair
  • 8/7-1/8
  • Nonstop
  • 6h 25m total
  • Reykjavik to Copenhagen
Search Deals
20/8
  • 20/8
  • 2 total stops
  • 26h 45m total
  • Reykjavik to Copenhagen
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Keflavik Intl to Copenhagen 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 30 May 2026.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Sun 5/7

01:10-06:20

Nonstop3h 10m

Kastrup Copenhagen

Sat 1/8

22:35-23:50

Nonstop3h 15m

£329

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Sat 13/6

17:10-22:15

Nonstop3h 05m

Kastrup Copenhagen

Mon 29/6

08:20-09:40

Nonstop3h 20m

£338

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Thu 9/7

01:10-06:20

Nonstop3h 10m

Kastrup Copenhagen

Wed 5/8

22:35-23:50

Nonstop3h 15m

£344

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Sat 27/6

08:30-09:50

1 stop23h 20m

Kastrup Copenhagen

Mon 29/6

21:15-08:45

1 stop13h 30m

£347

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Wed 12/8

16:30-21:45

Nonstop3h 15m

Kastrup Copenhagen

Wed 19/8

16:55-18:10

Nonstop3h 15m

£356

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Thu 30/7

01:10-06:20

Nonstop3h 10m

Kastrup Copenhagen

Tue 4/8

22:35-23:50

Nonstop3h 15m

£367

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Wed 24/6

17:35-22:40

Nonstop3h 05m

Kastrup Copenhagen

Mon 29/6

08:20-09:40

Nonstop3h 20m

£369

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Thu 30/7

01:10-06:20

Nonstop3h 10m

Kastrup Copenhagen

Mon 3/8

16:55-18:10

Nonstop3h 15m

£414

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Wed 15/7

17:35-22:40

Nonstop3h 05m

Kastrup Copenhagen

Thu 6/8

07:00-09:55

1 stop4h 55m

£416

ReykjavikCopenhagen

KEF - CPH

KEFCPH

Reykjavik Keflavik Intl

Tue 23/6

01:10-11:55

1 stop8h 45m

Kastrup Copenhagen

Mon 29/6

09:40-23:20

1 stop15h 40m

£420

Flights are sorted by cheapest return flights first.

Deals found on 25/5

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Keflavik Intl to Copenhagen

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

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

The best time to book flights from Reykjavik Keflavik Intl Airport to Copenhagen 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 Reykjavik Keflavik Intl Airport to Copenhagen?

Currently, September is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Copenhagen (average of £191). Flying from Reykjavik Keflavik Intl Airport to Copenhagen in May is currently the most expensive (average of £317). 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 KEF to CPH?

Find hourly flight availability from Keflavik Intl to Copenhagen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 May 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Reykjavik Keflavik Intl Airport to Copenhagen as you normally would.

How much does it cost for a return flight from Reykjavik Keflavik Intl Airport to Copenhagen?

Related info for your journey

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

  • What airport do you fly into for flights to Copenhagen from Reykjavik Keflavik Intl?

    Located just 5.0 mi from the city center, Kastrup Copenhagen is the airport most travelers will use when flying to Copenhagen from Reykjavik Keflavik Intl. Booking flights from Reykjavik Keflavik Intl to Kastrup Copenhagen (CPH) should be relatively easy as there are 12 daily inbound flights from Reykjavik Keflavik Intl from 0 different airlines.

  • How long is the flight from Reykjavik Keflavik Intl Airport to Copenhagen?

    There are many flights that can get you from Reykjavik Keflavik Intl Airport to Copenhagen in 3h 05m. Fly via Icelandair, Scandinavian Airlines, or easyJet to get the fastest option. Reykjavik Keflavik Intl Airport and Copenhagen are separated by a distance of 1331 mi. This flight may include one or multiple stops.

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

    Consider Thai Lion Air (95%), KLM (92%) or Air India (90%) when booking your flight. These represent the most reliable airlines when flying from Reykjavik Keflavik Intl Airport to Copenhagen.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Copenhagen (average of £191). Flying from Reykjavik Keflavik Intl Airport to Copenhagen in May is currently the most expensive (average of £317). 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 Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup
Roskilde

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Can Cheapflights find flights from Keflavik Intl to Copenhagen with no change fees?

Certainly. Search results for flights to Copenhagen from Keflavik Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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