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Cheap flights from Reykjavik Keflavik Intl Airport to London from £26

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to London departing on 27/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Reykjavik Keflavik Intl Airport to London

Cheap return flights

easyJet Logo
19:40 - 22:35KEF-LTN
2h 55mdirect
easyJet Logo
07:30 - 10:45LTN-KEF
3h 15mdirect
£67easyJet
Find Deal
Fri, 7 Nov - Wed, 12 Nov
easyJet Logo
11:30 - 14:25KEF-LTN
2h 55mdirect
easyJet Logo
08:00 - 11:15LTN-KEF
3h 15mdirect
£70easyJet
Find Deal
Wed, 5 Nov - Mon, 10 Nov
Logo
11:30 - 14:25KEF-LTN
2h 55mdirect
Logo
08:20 - 19:40LTN-KEF
11h 20m1 stop
£97
Find Deal
Wed, 5 Nov - Mon, 10 Nov
PLAY Logo
06:40 - 10:40KEF-STN
3h 00mdirect
PLAY Logo
11:40 - 13:45STN-KEF
3h 05mdirect
£99PLAY
Find Deal
Wed, 17 Sep - Wed, 24 Sep
PLAY Logo
06:40 - 10:40KEF-STN
3h 00mdirect
PLAY Logo
11:40 - 13:45STN-KEF
3h 05mdirect
£100PLAY
Find Deal
Tue, 23 Sep - Wed, 24 Sep
Logo
19:40 - 22:35KEF-LTN
2h 55mdirect
Logo
08:30 - 19:05LTN-KEF
10h 35m1 stop
£104
Find Deal
Fri, 7 Nov - Sun, 16 Nov
British Airways Logo
18:10 - 21:10KEF-LHR
3h 00mdirect
British Airways Logo
07:20 - 10:40LHR-KEF
3h 20mdirect
£144British Airways
Find Deal
Fri, 23 Jan - Sun, 25 Jan
British Airways Logo
18:10 - 21:10KEF-LHR
3h 00mdirect
British Airways Logo
07:20 - 10:40LHR-KEF
3h 20mdirect
£145British Airways
Find Deal
Fri, 23 Jan - Sun, 25 Jan
Icelandair Logo
16:20 - 19:30KEF-LHR
3h 10mdirect
Icelandair Logo
12:15 - 15:30LHR-KEF
3h 15mdirect
£197Icelandair
Find Deal
Mon, 15 Dec - Wed, 24 Dec
Icelandair Logo
16:20 - 19:30KEF-LHR
3h 10mdirect
Icelandair Logo
20:35 - 23:55LHR-KEF
3h 20mdirect
£200Icelandair
Find Deal
Sun, 9 Nov - Sat, 15 Nov

Scandinavian Airlines flights from Reykjavik Keflavik Intl Airport to London

Our best Scandinavian Airlines deals on Reykjavik Keflavik Intl Airport to London flight tickets
Scandinavian Airlines
9 Nov
KEF11:15Reykjavik Keflavik Intl
7h 35m
1 stop
LHR18:50London Heathrow
15 Nov
LHR10:35London Heathrow
23h 55m
1 stop
KEF10:30Reykjavik Keflavik Intl
£182
Find similar
Scandinavian Airlines
4 Nov
KEF11:30Reykjavik Keflavik Intl
7h 00m
1 stop
LHR18:30London Heathrow
18 Nov
LHR18:40London Heathrow
16h 05m
1 stop
KEF10:45Reykjavik Keflavik Intl
£184
Find similar
Scandinavian Airlines
5 Nov
KEF11:30Reykjavik Keflavik Intl
6h 10m
1 stop
LHR17:40London Heathrow
9 Nov
LHR19:30London Heathrow
15h 15m
1 stop
KEF10:45Reykjavik Keflavik Intl
£187
Find similar

Icelandair flights from Reykjavik Keflavik Intl Airport to London

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to London flight tickets
Icelandair
15 Dec
KEF16:20Reykjavik Keflavik Intl
3h 10m
LHR19:30London Heathrow
24 Dec
LHR12:15London Heathrow
3h 15m
KEF15:30Reykjavik Keflavik Intl
£197
Find similar
Icelandair
9 Nov
KEF16:20Reykjavik Keflavik Intl
3h 10m
LHR19:30London Heathrow
15 Nov
LHR20:35London Heathrow
3h 20m
KEF23:55Reykjavik Keflavik Intl
£200
Find similar
Icelandair
6 Aug
KEF07:40Reykjavik Keflavik Intl
3h 15m
LHR11:55London Heathrow
14 Aug
LHR21:25London Heathrow
3h 10m
KEF23:35Reykjavik Keflavik Intl
£336
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Reykjavik Keflavik Intl Airport to London 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, momondo users made 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

Fri 7/11

19:40-22:35

Nonstop2h 55m

London Luton

Wed 12/11

07:30-10:45

Nonstop3h 15m

£67

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

Wed 5/11

11:30-14:25

Nonstop2h 55m

London Luton

Mon 10/11

08:00-11:15

Nonstop3h 15m

£70

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

Wed 5/11

11:30-14:25

Nonstop2h 55m

London Luton

Mon 10/11

08:20-19:40

1 stop11h 20m

£97

ReykjavikLondon

KEF - STN

KEFSTN

Reykjavik Keflavik Intl

Wed 17/9

06:40-10:40

Nonstop3h 00m

London Stansted

Wed 24/9

11:40-13:45

Nonstop3h 05m

£99

ReykjavikLondon

KEF - STN

KEFSTN

Reykjavik Keflavik Intl

Tue 23/9

06:40-10:40

Nonstop3h 00m

London Stansted

Wed 24/9

11:40-13:45

Nonstop3h 05m

£100

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

Fri 7/11

19:40-22:35

Nonstop2h 55m

London Luton

Sun 16/11

08:30-19:05

1 stop10h 35m

£104

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 23/1

18:10-21:10

Nonstop3h 00m

London Heathrow

Sun 25/1

07:20-10:40

Nonstop3h 20m

£144

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 23/1

18:10-21:10

Nonstop3h 00m

London Heathrow

Sun 25/1

07:20-10:40

Nonstop3h 20m

£145

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Mon 15/12

16:20-19:30

Nonstop3h 10m

London Heathrow

Wed 24/12

12:15-15:30

Nonstop3h 15m

£197

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Sun 9/11

16:20-19:30

Nonstop3h 10m

London Heathrow

Sat 15/11

20:35-23:55

Nonstop3h 20m

£200

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to London from

How to get the cheapest flight ticket from Reykjavik Keflavik Intl Airport to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Reykjavik Keflavik Intl Airport and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Reykjavik Keflavik Intl Airport is in March. Flight prices, which tend to average around £99, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Reykjavik Keflavik Intl Airport averaging around £100.

What is the cheapest day to depart on your flight to London?

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £106. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Reykjavik Keflavik Intl Airport to London for around £182.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £118. Flights in the evening are often more expensive, with an average ticket price of £309.

What is the cheapest Reykjavik Keflavik Intl to London flight route?

Fly from Reykjavik Keflavik Intl to London Luton for the best Reykjavik Keflavik Intl - London flight prices

What cabin class options are available on Reykjavik Keflavik Intl to London flights?

There are 3 cabin classes available to choose from on Reykjavik Keflavik Intl to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Reykjavik Keflavik Intl Airport to London flights?

No. A direct flight is the cheapest option for a flight between Reykjavik Keflavik Intl Airport to London.

How have Reykjavik Keflavik Intl Airport to London flight prices changed over time?

As of August 2025, prices for Reykjavik Keflavik Intl Airport to London flights are approximately 29% more expensive when compared to flights at the same time last year.

When to book flights from Reykjavik Keflavik Intl Airport to London

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Reykjavik Keflavik Intl Airport to London (KEF to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Reykjavik Keflavik Intl Airport to London

Best price found

£26

Fastest flight time

2h 55m

Direct flights

Every day

Airports in London

4 airports
The best one-way flight to London from Reykjavik Keflavik Intl Airport in the past 72 hours is £26. The best return flight deal from Reykjavik Keflavik Intl Airport to London found on momondo in the last 72 hours is £67.
The fastest flight from Reykjavik Keflavik Intl Airport to London takes 2h 55m
Direct flights go from Reykjavik Keflavik Intl Airport to London every day.
There are 4 airports near London: London Luton (LTN), London Heathrow (LHR), London Stansted (STN), London Gatwick (LGW)
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  • How far is Reykjavik Keflavik Intl to London by plane?

    London is 1183.3 mi away from Reykjavik Keflavik Intl. Typically, this will take 2h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Reykjavik Keflavik Intl Airport to London?

    Prices for flights from Reykjavik Keflavik Intl Airport to London were last updated today.

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to London?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Reykjavik Keflavik Intl Airport to London?

  • What is the most popular airline from Reykjavik Keflavik Intl Airport to London?

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Slough
Southend-on-Sea
Maidstone
Canterbury
Gatwick
Ipswich
Ilford
Dartford
Guildford
Colchester
Worthing
Hounslow
Dover
Winchester
Margate
Chelmsford
Bedford

Why use momondo?

Why should I use momondo to find a flight deal from Reykjavik to London?

It is quick and easy to find Reykjavik to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Reykjavik to London with flexible booking policies on momondo?

Flights from Reykjavik to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Reykjavik to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Reykjavik to London.

I’m not ready to book a flight from Reykjavik to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Reykjavik to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport