What is the cheapest airline that flies from Reykjavik Keflavik Intl to London?

easyJet, Scandinavian Airlines, and British Airways are the most popular carriers operating from Reykjavik Keflavik Intl to London

How many operators does momondo search for flights from Reykjavik Keflavik Intl Airport to London?

The number of operators available for flights from Reykjavik Keflavik Intl Airport to London is 2 as of August 2025.

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 required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$43 Cheap Flights from Reykjavik Keflavik Intl Airport to London in 2025

Q: How many flights depart from Reykjavik Keflavik Intl Airport to London on average per week?

The number of flights available between Reykjavik Keflavik Intl Airport and London is 67 per week as of August 2025. The most frequent departure day is Sat, with 25% of weekly flights leaving on this day.

Q: How many flights depart from Reykjavik Keflavik Intl Airport to London on average per day?

As of August 2025, 9 flights take off from Reykjavik Keflavik Intl Airport and land in London each day. The most common flight departure time for this route is 10:00AM, with 90% of daily flights taking off at noon.

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Find the cheapest flights from Reykjavik Keflavik Intl Airport to London

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One-way

Last minute

Direct

Cheap round-trip flights

6:05 pm - 9:15 pmKEF-LGW

3h 10mnonstop

2:25 pm - 5:45 pmLGW-KEF

3h 20mnonstop

$118easyJet

Find Deal

on., nov. 5 - lø., nov. 22

12:20 pm - 3:30 pmKEF-LGW

3h 10mnonstop

2:25 pm - 5:45 pmLGW-KEF

3h 20mnonstop

$128easyJet

Find Deal

ti., nov. 4 - lø., nov. 22

6:10 pm - 9:10 pmKEF-LHR

3h 00mnonstop

7:20 am - 10:40 amLHR-KEF

3h 20mnonstop

$191British Airways

Find Deal

fr., jan. 23 - sø., jan. 25

11:50 am - 3:00 pmKEF-LHR

3h 10mnonstop

7:35 am - 10:55 amLHR-KEF

3h 20mnonstop

$194British Airways

Find Deal

ti., nov. 4 - ti., nov. 18

12:45 am - 11:55 amKEF-LGW

11h 10m1 stop

8:00 am - 11:30 amLGW-KEF

3h 30mnonstop

$210

Find Deal

ma., nov. 3 - ti., nov. 18

10:00 am - 10:50 pmKEF-LGW

11h 50m1 stop

8:30 am - 10:50 amLGW-KEF

3h 20mnonstop

$234

Find Deal

sø., okt. 5 - ma., okt. 13

11:30 am - 6:30 pmKEF-LHR

7h 00m1 stop

6:40 pm - 10:45 amLHR-KEF

16h 05m1 stop

$244Scandinavian Airlines

Find Deal

ti., nov. 4 - ti., nov. 18

11:15 am - 6:50 pmKEF-LHR

7h 35m1 stop

3:35 pm - 10:45 amLHR-KEF

19h 10m2 stops

$256Scandinavian Airlines

Find Deal

sø., nov. 9 - lø., nov. 15

4:20 pm - 7:30 pmKEF-LHR

3h 10mnonstop

12:15 pm - 3:30 pmLHR-KEF

3h 15mnonstop

$261Icelandair

Find Deal

ma., des. 15 - on., des. 24

4:20 pm - 7:30 pmKEF-LHR

3h 10mnonstop

12:15 pm - 3:30 pmLHR-KEF

3h 15mnonstop

$276Icelandair

Find Deal

sø., des. 21 - on., des. 24

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

Jan 23

KEF6:10 pmReykjavik Keflavik Intl

3h 00m

LHR9:10 pmLondon Heathrow

Jan 25

LHR7:20 amLondon Heathrow

3h 20m

KEF10:40 amReykjavik Keflavik Intl

$191

Find similar

British Airways

Nov 4

KEF11:50 amReykjavik Keflavik Intl

3h 10m

LHR3:00 pmLondon Heathrow

Nov 18

LHR7:35 amLondon Heathrow

3h 20m

KEF10:55 amReykjavik Keflavik Intl

$194

Find similar

British Airways

Dec 13

KEF11:55 amReykjavik Keflavik Intl

3h 10m

LHR3:05 pmLondon Heathrow

Dec 17

LHR7:30 amLondon Heathrow

3h 20m

KEF10:50 amReykjavik Keflavik Intl

$230

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

Dec 15

KEF4:20 pmReykjavik Keflavik Intl

3h 10m

LHR7:30 pmLondon Heathrow

Dec 24

LHR12:15 pmLondon Heathrow

3h 15m

KEF3:30 pmReykjavik Keflavik Intl

$261

Find similar

Icelandair

Dec 21

KEF4:20 pmReykjavik Keflavik Intl

3h 10m

LHR7:30 pmLondon Heathrow

Dec 24

LHR12:15 pmLondon Heathrow

3h 15m

KEF3:30 pmReykjavik Keflavik Intl

$276

Find similar

Icelandair

Sep 16

KEF4:10 pmReykjavik Keflavik Intl

3h 10m

LHR8:20 pmLondon Heathrow

Sep 23

LHR9:25 pmLondon Heathrow

3h 10m

KEF11:35 pmReykjavik Keflavik Intl

$285

Find similar

momondo Fare Finder

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 - LGW

KEFLGW

Reykjavik Keflavik Intl

on. 11/5

6:05 pm-9:15 pm

Nonstop3h 10m

London Gatwick

lø. 11/22

2:25 pm-5:45 pm

Nonstop3h 20m

$118

ReykjavikLondon

KEF - LGW

KEFLGW

Reykjavik Keflavik Intl

ti. 11/4

12:20 pm-3:30 pm

Nonstop3h 10m

London Gatwick

lø. 11/22

2:25 pm-5:45 pm

Nonstop3h 20m

$128

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

fr. 1/23

6:10 pm-9:10 pm

Nonstop3h 00m

London Heathrow

sø. 1/25

7:20 am-10:40 am

Nonstop3h 20m

$191

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

ti. 11/4

11:50 am-3:00 pm

Nonstop3h 10m

London Heathrow

ti. 11/18

7:35 am-10:55 am

Nonstop3h 20m

$194

ReykjavikLondon

KEF - LGW

KEFLGW

Reykjavik Keflavik Intl

ma. 11/3

12:45 am-11:55 am

1 stop11h 10m

London Gatwick

ti. 11/18

8:00 am-11:30 am

Nonstop3h 30m

$210

ReykjavikLondon

KEF - LGW

KEFLGW

Reykjavik Keflavik Intl

sø. 10/5

10:00 am-10:50 pm

1 stop11h 50m

London Gatwick

ma. 10/13

8:30 am-10:50 am

Nonstop3h 20m

$234

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

ti. 11/4

11:30 am-6:30 pm

1 stop7h 00m

London Heathrow

ti. 11/18

6:40 pm-10:45 am

1 stop16h 05m

$244

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

sø. 11/9

11:15 am-6:50 pm

1 stop7h 35m

London Heathrow

lø. 11/15

3:35 pm-10:45 am

2 stops19h 10m

$256

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

ma. 12/15

4:20 pm-7:30 pm

Nonstop3h 10m

London Heathrow

on. 12/24

12:15 pm-3:30 pm

Nonstop3h 15m

$261

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

sø. 12/21

4:20 pm-7:30 pm

Nonstop3h 10m

London Heathrow

on. 12/24

12:15 pm-3:30 pm

Nonstop3h 15m

$276

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 $131, 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 $132.

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

The cheapest day to depart from Reykjavik Keflavik Intl Airport to London is on a Friday. Travelers who choose to depart for London on a Friday will often find tickets for as low as $309. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $416. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Reykjavik Keflavik Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $170 when looking at flights departing in the evening. Flights to London are more costly in the afternoon, with an average ticket price of $349. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Fly from Reykjavik Keflavik Intl to London Stansted 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 27% 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 round-trip 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	$43
Fastest flight time	3h 00m
Direct flights	Every day
Airports in London	2 airports

The best one-way flight to London from Reykjavik Keflavik Intl Airport in the past 72 hours is $43. The best round-trip flight deal from Reykjavik Keflavik Intl Airport to London found on momondo in the last 72 hours is $118.

The fastest flight from Reykjavik Keflavik Intl Airport to London takes 3h 00m

Direct flights go from Reykjavik Keflavik Intl Airport to London every day.

There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

Search flight deals

How far is Reykjavik Keflavik Intl to London by plane?
The straight-line distance from Reykjavik Keflavik Intl to London is 1183.3 mi. In terms of flight time, this usually takes a little over 3h 00m.
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 refresh daily.
How many operators does momondo search for flights from Reykjavik Keflavik Intl Airport to London?
The number of operators available for flights from Reykjavik Keflavik Intl Airport to London is 2 as of August 2025.
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 required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Reykjavik Keflavik Intl Airport to London?
Based on momondo bookings for flights between Reykjavik Keflavik Intl Airport and London, the leading plane model is Airbus A320neo, making up 18.95% of the total bookings. Other popular models include Boeing 737 MAX 8 with 15.40%, Airbus A320-100/200 with 12.84%, and Airbus A320 (sharklets) with 10.64%.
What is the most popular airline from Reykjavik Keflavik Intl Airport to London?
Based on momondo bookings for flights between Reykjavik Keflavik Intl Airport and London, the leading airline is PLAY, making up 39% of the total bookings. Other popular airlines include easyJet with 37% and Icelandair with 24%.

Best airlines flying from Reykjavik Keflavik Intl Airport to London

Compare and see reviews for airlines that fly from Reykjavik Keflavik Intl Airport to London with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $177	Free Cancellation	Rating 6.6 7,224 reviews		Search British Airways flights
Icelandair	PriceFrom $217	Free Cancellation	Rating 7.0 520 reviews		Search Icelandair flights

Icelandair Flights From Reykjavik Keflavik Intl Airport to London
Icelandair flight deals from Reykjavik Keflavik Intl Airport to London start from $217 round-trip. Over the 17 Icelandair flights for this route in a normal week, average airfare is usually $338 round-trip - but some users have found much cheaper deals with momondo.
British Airways Flights From Reykjavik Keflavik Intl Airport to London
Another popular option for Reykjavik Keflavik Intl Airport to London flights is British Airways (6.6/10, 7,224 ratings). British Airways flies from Reykjavik Keflavik Intl Airport to London around 3 times per week, with deals starting from $177 round-trip and rising to an average price of around $314.

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Slough

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Guildford

Milton Keynes

Stansted

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Crawley

Croydon

Chelmsford

Ilford

Brentwood

Colchester

Folkestone

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Canterbury

Richmond

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Reykjavik to London for you.

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

Yes. All flights to London from Reykjavik on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Reykjavik.

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

Yes momondo offers price alerts on flights to London from Reykjavik. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London trip

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Cheap flights from Reykjavik Keflavik Intl Airport to London from $43

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Find the cheapest flights from Reykjavik Keflavik Intl Airport to London

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British Airways flights from Reykjavik Keflavik Intl Airport to London

Our best British Airways deals on Reykjavik Keflavik Intl Airport to London flight tickets

Icelandair flights from Reykjavik Keflavik Intl Airport to London

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to London flight tickets

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Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to London that are best for you.

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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?

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

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

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

Fly from Reykjavik Keflavik Intl to London Stansted 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 27% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Reykjavik Keflavik Intl to London?

easyJet, Scandinavian Airlines, and British Airways are the most popular carriers operating from Reykjavik Keflavik Intl to London

How many flights depart from Reykjavik Keflavik Intl Airport to London on average per day?

As of August 2025, 9 flights take off from Reykjavik Keflavik Intl Airport and land in London each day. The most common flight departure time for this route is 10:00AM, with 90% of daily flights taking off at noon.

How many flights depart from Reykjavik Keflavik Intl Airport to London on average per week?

The number of flights available between Reykjavik Keflavik Intl Airport and London is 67 per week as of August 2025. The most frequent departure day is Sat, with 25% of weekly flights leaving on this day.

When to book flights from Reykjavik Keflavik Intl Airport to London

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

Fastest flight time

Direct flights

Airports in London

How far is Reykjavik Keflavik Intl to London by plane?

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

How many operators does momondo search for flights from Reykjavik Keflavik Intl Airport to London?

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

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

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?

Best airlines flying from Reykjavik Keflavik Intl Airport to London

Compare and see reviews for airlines that fly from Reykjavik Keflavik Intl Airport to London with momondo

Icelandair Flights From Reykjavik Keflavik Intl Airport to London

British Airways Flights From Reykjavik Keflavik Intl Airport to London

Traveling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your London trip

We make it super easy to schedule, organize 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.

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