Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Reykjavik Keflavik Intl Airport to London from £49

This is the cheapest return 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 22/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Reykjavik Keflavik Intl Airport to London

Cheap return flights

Enter your travel dates to find the best prices.
easyJet Logo
10:00 - 12:55KEF-LTN
2h 55mdirect
easyJet Logo
08:00 - 11:15LTN-KEF
3h 15mdirect
£49easyJet
Find Deal
jeu., 22 janv. - mer., 28 janv.
easyJet Logo
10:00 - 12:55KEF-LTN
2h 55mdirect
easyJet Logo
08:00 - 11:15LTN-KEF
3h 15mdirect
£49easyJet
Find Deal
jeu., 22 janv. - mer., 28 janv.
Multiple Airlines Logo
18:05 - 21:15KEF-LGW
3h 10mdirect
Multiple Airlines Logo
11:55 - 15:20LGW-KEF
3h 25mdirect
£81Multiple Airlines
Find Deal
jeu., 22 janv. - mer., 28 janv.
Multiple Airlines Logo
20:15 - 07:40KEF-LTN
11h 25m1 stop
Multiple Airlines Logo
08:00 - 11:15LTN-KEF
3h 15mdirect
£93Multiple Airlines
Find Deal
jeu., 22 janv. - mer., 28 janv.
British Airways Logo
18:10 - 21:10KEF-LHR
3h 00mdirect
British Airways Logo
07:20 - 10:40LHR-KEF
3h 20mdirect
£136British Airways
Find Deal
ven., 28 nov. - dim., 30 nov.
British Airways Logo
11:55 - 15:05KEF-LHR
3h 10mdirect
British Airways Logo
07:35 - 10:55LHR-KEF
3h 20mdirect
£143British Airways
Find Deal
sam., 6 déc. - mar., 9 déc.
Scandinavian Airlines Logo
11:30 - 21:40KEF-LHR
10h 10m1 stop
Scandinavian Airlines Logo
19:50 - 10:45LHR-KEF
14h 55m1 stop
£151Scandinavian Airlines
Find Deal
jeu., 22 janv. - mer., 28 janv.
Scandinavian Airlines Logo
11:30 - 21:40KEF-LHR
10h 10m1 stop
Scandinavian Airlines Logo
19:50 - 10:45LHR-KEF
14h 55m1 stop
£152Scandinavian Airlines
Find Deal
jeu., 22 janv. - mer., 28 janv.
Icelandair Logo
16:20 - 19:30KEF-LHR
3h 10mdirect
Icelandair Logo
20:35 - 23:55LHR-KEF
3h 20mdirect
£175Icelandair
Find Deal
mer., 25 févr. - sam., 28 févr.
Icelandair Logo
16:20 - 19:30KEF-LHR
3h 10mdirect
Icelandair Logo
12:15 - 15:30LHR-KEF
3h 15mdirect
£180Icelandair
Find Deal
jeu., 22 janv. - mer., 28 janv.

British Airways flights from Reykjavik Keflavik Intl Airport to London

Our best British Airways deals on Reykjavik Keflavik Intl Airport to London flight tickets
British Airways
28 Nov
KEF18:10Reykjavik Keflavik Intl
3h 00m
LHR21:10London Heathrow
30 Nov
LHR07:20London Heathrow
3h 20m
KEF10:40Reykjavik Keflavik Intl
£136
Find similar
British Airways
6 Dec
KEF11:55Reykjavik Keflavik Intl
3h 10m
LHR15:05London Heathrow
9 Dec
LHR07:35London Heathrow
3h 20m
KEF10:55Reykjavik Keflavik Intl
£143
Find similar
British Airways
28 Nov
KEF18:10Reykjavik Keflavik Intl
3h 00m
LHR21:10London Heathrow
30 Nov
LHR07:20London Heathrow
3h 20m
KEF10:40Reykjavik Keflavik Intl
£143
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
25 Feb
KEF16:20Reykjavik Keflavik Intl
3h 10m
LHR19:30London Heathrow
28 Feb
LHR20:35London Heathrow
3h 20m
KEF23:55Reykjavik Keflavik Intl
£175
Find similar
Icelandair
22 Jan
KEF16:20Reykjavik Keflavik Intl
3h 10m
LHR19:30London Heathrow
28 Jan
LHR12:15London Heathrow
3h 15m
KEF15:30Reykjavik Keflavik Intl
£180
Find similar
Icelandair
11 Mar
KEF07:35Reykjavik Keflavik Intl
3h 15m
LHR10:50London Heathrow
18 Mar
LHR20:35London Heathrow
3h 20m
KEF23:55Reykjavik Keflavik Intl
£181
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 31 octobre 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

jeu. 22/1

10:00-12:55

Nonstop2h 55m

London Luton

mer. 28/1

08:00-11:15

Nonstop3h 15m

£49

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

jeu. 22/1

10:00-12:55

Nonstop2h 55m

London Luton

mer. 28/1

08:00-11:15

Nonstop3h 15m

£49

ReykjavikLondon

KEF - LGW

KEFLGW

Reykjavik Keflavik Intl

jeu. 22/1

18:05-21:15

Nonstop3h 10m

London Gatwick

mer. 28/1

11:55-15:20

Nonstop3h 25m

£81

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

jeu. 22/1

20:15-07:40

1 stop11h 25m

London Luton

mer. 28/1

08:00-11:15

Nonstop3h 15m

£93

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

ven. 28/11

18:10-21:10

Nonstop3h 00m

London Heathrow

dim. 30/11

07:20-10:40

Nonstop3h 20m

£136

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

sam. 6/12

11:55-15:05

Nonstop3h 10m

London Heathrow

mar. 9/12

07:35-10:55

Nonstop3h 20m

£143

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

jeu. 22/1

11:30-21:40

1 stop10h 10m

London Heathrow

mer. 28/1

19:50-10:45

1 stop14h 55m

£151

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

jeu. 22/1

11:30-21:40

1 stop10h 10m

London Heathrow

mer. 28/1

19:50-10:45

1 stop14h 55m

£152

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

mer. 25/2

16:20-19:30

Nonstop3h 10m

London Heathrow

sam. 28/2

20:35-23:55

Nonstop3h 20m

£175

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

jeu. 22/1

16:20-19:30

Nonstop3h 10m

London Heathrow

mer. 28/1

12:15-15:30

Nonstop3h 15m

£180

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 £104. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Reykjavik Keflavik Intl Airport to London for around £226.

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 morning when flights can be purchased for as low as £146. Flights in the evening are often more expensive, with an average ticket price of £304.

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 October 2025, prices for Reykjavik Keflavik Intl Airport to London flights are approximately 25% 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

£33

Fastest flight time

2h 55m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sun

Airports in London

2 airports
The best one-way flight to London from Reykjavik Keflavik Intl Airport in the past 72 hours is £33. The best return flight deal from Reykjavik Keflavik Intl Airport to London found on momondo in the last 72 hours is £66.
The fastest flight from Reykjavik Keflavik Intl Airport to London takes 2h 55m
Direct flights go from Reykjavik Keflavik Intl Airport to London on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. Airlines offering direct flights are: British Airways and easyJet..
There are 2 airports near London: London Luton (LTN), London Stansted (STN)
Search flight deals

  • 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
Gatwick
Maidstone
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Dover
Hayes
Chelmsford
Worthing
Dartford
Ramsgate
Bedford
Stansted

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.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
dim. 30/11
dim. 7/12
By creating a price alert you accept our terms of use and privacy policy.

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