Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Reykjavik Keflavik Intl Airport to London Heathrow Airport from £64

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 Heathrow Airport departing on 1/5. 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.

Find the cheapest flights from Reykjavik Keflavik Intl Airport to London

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Reykjavik Keflavik Intl Airport to London.
British Airways Logo
10:55 - 15:10KEF-LHR
3h 15mdirect
British Airways Logo
07:25 - 09:30LHR-KEF
3h 05mdirect
£143British Airways
Find Deal
Wed, 7 May - Sun, 11 May
Scandinavian Airlines Logo
11:05 - 18:50KEF-LHR
6h 45m1 stop
Scandinavian Airlines Logo
10:35 - 15:20LHR-KEF
5h 45m1 stop
£146Scandinavian Airlines
Find Deal
Wed, 14 May - Sun, 18 May
Scandinavian Airlines Logo
07:55 - 18:50KEF-LHR
9h 55m1 stop
Scandinavian Airlines Logo
10:35 - 15:20LHR-KEF
5h 45m1 stop
£147Scandinavian Airlines
Find Deal
Fri, 16 May - Sun, 18 May
British Airways Logo
10:55 - 15:10KEF-LHR
3h 15mdirect
British Airways Logo
07:25 - 09:30LHR-KEF
3h 05mdirect
£147British Airways
Find Deal
Wed, 7 May - Sun, 11 May
 Logo
11:05 - 18:50KEF-LHR
6h 45m1 stop
 Logo
07:25 - 09:30LHR-KEF
3h 05mdirect
Wed, 14 May - Sun, 18 May
 Logo
11:05 - 21:35KEF-LHR
9h 30m1 stop
 Logo
21:25 - 23:35LHR-KEF
3h 10mdirect
Wed, 21 May - Wed, 28 May
Icelandair Logo
16:10 - 20:20KEF-LHR
3h 10mdirect
Icelandair Logo
21:25 - 23:35LHR-KEF
3h 10mdirect
£201Icelandair
Find Deal
Wed, 21 May - Wed, 28 May
Lufthansa Logo
00:25 - 16:40KEF-LHR
15h 15m1 stop
Lufthansa Logo
06:55 - 00:10LHR-KEF
18h 15m1 stop
£203Lufthansa
Find Deal
Wed, 30 Apr - Sat, 3 May
Icelandair Logo
07:40 - 11:55KEF-LHR
3h 15mdirect
Icelandair Logo
21:25 - 23:35LHR-KEF
3h 10mdirect
£222Icelandair
Find Deal
Tue, 29 Apr - Tue, 6 May
Lufthansa Logo
00:25 - 16:40KEF-LHR
15h 15m1 stop
Lufthansa Logo
06:55 - 23:35LHR-KEF
17h 40m2 stops
£223Lufthansa
Find Deal
Wed, 30 Apr - Sat, 3 May

British Airways flights from Reykjavik Keflavik Intl Airport to London Heathrow Airport

Our best British Airways deals on Reykjavik Keflavik Intl Airport to London Heathrow Airport flight tickets
British Airways
7 May
KEF10:55Reykjavik Keflavik Intl
3h 15m
LHR15:10London Heathrow
11 May
LHR07:25London Heathrow
3h 05m
KEF09:30Reykjavik Keflavik Intl
British Airways
7 May
KEF10:55Reykjavik Keflavik Intl
3h 15m
LHR15:10London Heathrow
11 May
LHR07:25London Heathrow
3h 05m
KEF09:30Reykjavik Keflavik Intl
British Airways
8 May
KEF10:30Reykjavik Keflavik Intl
3h 10m
LHR14:40London Heathrow
11 May
LHR07:25London Heathrow
3h 05m
KEF09:30Reykjavik Keflavik Intl

Scandinavian Airlines flights from Reykjavik Keflavik Intl Airport to London Heathrow Airport

Our best Scandinavian Airlines deals on Reykjavik Keflavik Intl Airport to London Heathrow Airport flight tickets
Scandinavian Airlines
14 May
KEF11:05Reykjavik Keflavik Intl
6h 45m
1 stop
LHR18:50London Heathrow
18 May
LHR10:35London Heathrow
5h 45m
1 stop
KEF15:20Reykjavik Keflavik Intl
Scandinavian Airlines
16 May
KEF07:55Reykjavik Keflavik Intl
9h 55m
1 stop
LHR18:50London Heathrow
18 May
LHR10:35London Heathrow
5h 45m
1 stop
KEF15:20Reykjavik Keflavik Intl
Scandinavian Airlines
7 May
KEF10:20Reykjavik Keflavik Intl
7h 10m
1 stop
LHR18:30London Heathrow
11 May
LHR10:35London Heathrow
5h 45m
1 stop
KEF15:20Reykjavik Keflavik Intl

See travel insights to London from

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

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 cheapest month to fly to London Heathrow Airport?

In general, March is the cheapest month to fly from Reykjavik Keflavik Intl Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £171. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Reykjavik Keflavik Intl Airport averaging around £179.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from Reykjavik Keflavik Intl Airport to London Heathrow Airport at midday for as low as £0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £280 on average. Flights to London Heathrow Airport from Reykjavik Keflavik Intl Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

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

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

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

As of April 2025, prices for Reykjavik Keflavik Intl Airport to London Heathrow Airport flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from Reykjavik Keflavik Intl Airport to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to London Heathrow Airport 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 Heathrow Airport (KEF to LHR) flight deals and tips

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

Best price found

£64

Fastest flight time

3h 10m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Reykjavik Keflavik Intl Airport in the past 72 hours is £64. The best return flight deal from Reykjavik Keflavik Intl Airport to London Heathrow Airport found on momondo in the last 72 hours is £143.
The fastest flight from Reykjavik Keflavik Intl Airport to London Heathrow Airport takes 3h 10m
Direct flights go from Reykjavik Keflavik Intl Airport to London Heathrow Airport every day.

  • How far is Reykjavik Keflavik Intl to London Heathrow by plane?

    London Heathrow is 1176.8 mi away from Reykjavik Keflavik Intl. In terms of flight time, this usually takes a little over 3h 10m.

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

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

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

    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 Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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


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
Stratford-upon-Avon
Swindon
Gatwick
Ipswich
Northampton
Maidstone
Canterbury
Margate
Dartford
Hounslow
Ilford
Salisbury
Colchester
Guildford
Swanage

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Reykjavik to London. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to London from Reykjavik which offer a flexible booking policy as well as other useful filters and features.

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?

Price alerts on flights to London from Reykjavik are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your London Heathrow Airport 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 8/4
Tue 15/4

Find better results for your trip to London