Which airlines fly to Reykjavik?

Icelandair, British Airways and Scandinavian Airlines are the top three most popular airlines that fly to Reykjavik from London Heathrow Airport according to our data. Icelandair is the first choice among our users, with 59% of people opting to fly with this airline when travelling to Reykjavik. Keep in mind that there are 4 different airlines that fly to Reykjavik on a routine basis, so you have a few additional options to choose from.

How often are flights from London to Reykjavik delayed?

Historically, on average around 10% of flights between London and Reykjavik have experienced a delay on any given week. The average delay length over the past 12 months has been 117 minutes.

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

The number of flights available between London Heathrow Airport and Reykjavik is 7 per day as of January 2026. The most frequent departure time is 12:00, with 43% of daily flights leaving in the afternoon.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

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

Icelandair and British Airways are the most popular carriers operating from London Heathrow to Reykjavik

What is the most punctual flight time for London to Reykjavik flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on London to Reykjavik flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

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

As of January 2026, there are 51 flights per week flying from London Heathrow Airport to Reykjavik. The most common day of the week flights depart is Thu, with 24% of flights taking off on this day.

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

The number of operators available for flights from London Heathrow Airport to Reykjavik is 4 as of January 2026.

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

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 London Heathrow Airport to Reykjavik.

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

The travel and health documents required for your trip to Reykjavik 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 Reykjavik. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£54 Cheap Flights from London Heathrow Airport to Reykjavik in 2026

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

20:35 - 23:55

LHR

KEF

3h 20mdirect

16:20 - 19:30

KEF

LHR

3h 10mdirect

£119Icelandair

Fri, 30 Jan - Fri, 6 Feb

20:35 - 23:55

LHR

KEF

3h 20mdirect

07:35 - 10:50

KEF

LHR

3h 15mdirect

£125Icelandair

Wed, 28 Jan - Wed, 4 Feb

07:30 - 10:50

LHR

KEF

3h 20mdirect

11:50 - 15:00

KEF

LHR

3h 10mdirect

£128British Airways

Wed, 28 Jan - Wed, 4 Feb

07:30 - 10:50

LHR

KEF

3h 20mdirect

18:10 - 21:10

KEF

LHR

3h 00mdirect

£129British Airways

Wed, 28 Jan - Fri, 13 Feb

20:35 - 23:55

LHR

KEF

3h 20mdirect

07:35 - 10:50

KEF

LHR

3h 15mdirect

£130Icelandair

Wed, 28 Jan - Wed, 4 Feb

20:35 - 23:55

LHR

KEF

3h 20mdirect

16:20 - 19:30

KEF

LHR

3h 10mdirect

£132Icelandair

Thu, 29 Jan - Thu, 5 Feb

20:35 - 23:55

LHR

KEF

3h 20mdirect

07:35 - 10:50

KEF

LHR

3h 15mdirect

£133Icelandair

Thu, 29 Jan - Tue, 3 Feb

07:35 - 10:55

LHR

KEF

3h 20mdirect

18:10 - 21:10

KEF

LHR

3h 00mdirect

£135British Airways

Tue, 27 Jan - Fri, 13 Feb

20:35 - 23:55

LHR

KEF

3h 20mdirect

16:20 - 19:30

KEF

LHR

3h 10mdirect

£139Icelandair

Thu, 29 Jan - Thu, 5 Feb

10:35 - 17:35

LHR

KEF

8h 00m1 stop

11:05 - 21:35

KEF

LHR

9h 30m1 stop

£140Scandinavian Airlines

Mon, 30 Mar - Thu, 2 Apr

British Airways flights from London Heathrow Airport to Reykjavik

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

British Airways

28 Jan

LHR07:30London Heathrow

3h 20m

KEF10:50Reykjavik Keflavik Intl

4 Feb

KEF11:50Reykjavik Keflavik Intl

3h 10m

LHR15:00London Heathrow

£128

Find similar

British Airways

11 Jan

LHR13:40London Heathrow

3h 25m

KEF17:05Reykjavik Keflavik Intl

23 Jan

KEF11:50Reykjavik Keflavik Intl

3h 10m

LHR15:00London Heathrow

£129

Find similar

British Airways

27 Jan

LHR07:35London Heathrow

3h 20m

KEF10:55Reykjavik Keflavik Intl

3 Feb

KEF11:50Reykjavik Keflavik Intl

3h 10m

LHR15:00London Heathrow

£134

Find similar

Scandinavian Airlines flights from London Heathrow Airport to Reykjavik

Our best Scandinavian Airlines deals on London Heathrow Airport to Reykjavik flight tickets

Scandinavian Airlines

30 Mar

LHR10:35London Heathrow

8h 00m

1 stop

KEF17:35Reykjavik Keflavik Intl

2 Apr

KEF11:05Reykjavik Keflavik Intl

9h 30m

1 stop

LHR21:35London Heathrow

£140

Find similar

Scandinavian Airlines

7 May

LHR19:50London Heathrow

12h 15m

1 stop

KEF07:05Reykjavik Keflavik Intl

14 May

KEF18:25Reykjavik Keflavik Intl

14h 10m

1 stop

LHR09:35London Heathrow

£159

Find similar

Scandinavian Airlines

10 Jan

LHR15:35London Heathrow

18h 55m

1 stop

KEF10:30Reykjavik Keflavik Intl

17 Jan

KEF11:25Reykjavik Keflavik Intl

21h 55m

1 stop

LHR09:20London Heathrow

£176

Find similar

momondo Fare Finder

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

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Route

Depart

Return

Price

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Fri 30/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Fri 6/2

16:20-19:30

Nonstop3h 10m

£119

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Wed 28/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 4/2

07:35-10:50

Nonstop3h 15m

£125

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Wed 28/1

07:30-10:50

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 4/2

11:50-15:00

Nonstop3h 10m

£128

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Wed 28/1

07:30-10:50

Nonstop3h 20m

Reykjavik Keflavik Intl

Fri 13/2

18:10-21:10

Nonstop3h 00m

£129

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Wed 28/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 4/2

07:35-10:50

Nonstop3h 15m

£130

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Thu 29/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Thu 5/2

16:20-19:30

Nonstop3h 10m

£132

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Thu 29/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Tue 3/2

07:35-10:50

Nonstop3h 15m

£133

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Tue 27/1

07:35-10:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Fri 13/2

18:10-21:10

Nonstop3h 00m

£135

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Thu 29/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Thu 5/2

16:20-19:30

Nonstop3h 10m

£139

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Mon 30/3

10:35-17:35

1 stop8h 00m

Reykjavik Keflavik Intl

Thu 2/4

11:05-21:35

1 stop9h 30m

£140

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Delays

Other information

What is the cheapest month to fly to Reykjavik?

If you aren’t able to travel during the month of January, then book flights to Reykjavik from London Heathrow Airport during March instead. Flights to Reykjavik in March, while not as cheap as those in January, still average around £168.

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

On average, the least expensive day to fly to Reykjavik from London Heathrow Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £332. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Reykjavik for around £395.

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

Our most recent data shows that the best time of day to fly to Reykjavik is in the morning. Flights from London Heathrow Airport to Reykjavik during this time can be as low as £315. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £491 on average. Flights to Reykjavik from London Heathrow Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London Heathrow to Reykjavik flight route?

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

How far in advance should I book a flight to Reykjavik?

You are more likely to see cheaper flights to Reykjavik from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik for around £212 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik from London Heathrow Airport for as low as £183 on momondo.

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

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

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

As of January 2026, prices for London Heathrow Airport to Reykjavik flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Reykjavik

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

Estimated return price

Cheap London Heathrow Airport to Reykjavik (LHR to REK) flight deals and tips

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

Best price found	£420
Fastest flight time	3h 05m
Direct flights	Every day
Airports in Reykjavik	2 airports

The best one-way flight to Reykjavik from London Heathrow Airport in the past 72 hours is £420. The best return flight deal from London Heathrow Airport to Reykjavik found on momondo in the last 72 hours is £260.

The fastest flight from London Heathrow Airport to Reykjavik takes 3h 05m

Direct flights go from London Heathrow Airport to Reykjavik every day.

There are 2 airports in Reykjavik. From London Heathrow Airport there are direct flights to Reykjavik Keflavik Intl (KEF).

Search flight deals

How far is London Heathrow to Reykjavik by plane?
The straight-line distance from London Heathrow to Reykjavik is 1167.7 mi. 3h 05m is a normal flight duration for this route.
When did momondo last update prices for flights from London Heathrow Airport to Reykjavik?
Prices for flights from London Heathrow Airport to Reykjavik are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to Reykjavik?
The number of operators available for flights from London Heathrow Airport to Reykjavik is 4 as of January 2026.
How old do you have to be to fly from London Heathrow Airport to Reykjavik?
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 London Heathrow Airport to Reykjavik.
What documentation or ID do you need to fly to Reykjavik?
The travel and health documents required for your trip to Reykjavik 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 Reykjavik. 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 London Heathrow Airport to Reykjavik?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Reykjavik is Boeing 777, representing 12.71% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 10.38%, Airbus A350-1000 at 10.02%, and Airbus A321neo at 8.18%.
What is the most popular airline from London Heathrow Airport to Reykjavik?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London Heathrow Airport to Reykjavik is Icelandair (57% of total bookings). The next most popular airlines are British Airways (33%), Scandinavian Airlines (5%), and easyJet (2%).

Best airlines flying from London Heathrow Airport to Reykjavik

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

Airline	Rating	Free Cancellation	Price
easyJet	PriceFrom £48	Free Cancellation	Rating 6.9 1,855 reviews	Search easyJet flights
British Airways	PriceFrom £119	Free Cancellation	Rating 6.7 7,636 reviews	Search British Airways flights
Icelandair	PriceFrom £120	Free Cancellation	Rating 7.1 593 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom £135	Free Cancellation	Rating 7.4 1,629 reviews	Search Scandinavian Airlines flights

Icelandair Flights From London Heathrow Airport to Reykjavik
The lowest priced Icelandair flight from London Heathrow Airport to Reykjavik from the last 72 hours was £120. Generally, Icelandair has 10 flights on this route every week with an average price of £236. Icelandair is rated 7.1/10 by our users.
British Airways Flights From London Heathrow Airport to Reykjavik
Another popular option for London Heathrow Airport to Reykjavik flights is British Airways (6.7/10, 7,636 ratings). British Airways flies from London Heathrow Airport to Reykjavik around 2 times per week, with deals starting from £119 round-trip and rising to an average price of around £227.

Selfoss

Hveragerdi

Kopavogur

Borgarnes

Hella

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Reykjavik from London.

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

Yes. momondo enables you to select and highlight flights to Reykjavik from London with this policy.

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

Once you have performed a search for London to Reykjavik flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for London to Reykjavik 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 Iceland

Fly into one of these airports located in Reykjavik

Reykjavik Keflavik Intl Airport

Reykjavik Domestic Airport

Cheap flights from London Heathrow Airport to Reykjavik from £62

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British Airways flights from London Heathrow Airport to Reykjavik

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

Scandinavian Airlines flights from London Heathrow Airport to Reykjavik

Our best Scandinavian Airlines deals on London Heathrow Airport to Reykjavik flight tickets

momondo Fare Finder

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

See travel insights to Reykjavik from

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

What is the cheapest month to fly to Reykjavik?

If you aren’t able to travel during the month of January, then book flights to Reykjavik from London Heathrow Airport during March instead. Flights to Reykjavik in March, while not as cheap as those in January, still average around £168.

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

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

What is the cheapest London Heathrow to Reykjavik flight route?

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

How far in advance should I book a flight to Reykjavik?

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

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

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

As of January 2026, prices for London Heathrow Airport to Reykjavik flights are approximately 14% cheaper when compared to flights at the same time last year.

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

Icelandair and British Airways are the most popular carriers operating from London Heathrow to Reykjavik

Which airlines fly to Reykjavik?

How often are flights from London to Reykjavik delayed?

Historically, on average around 10% of flights between London and Reykjavik have experienced a delay on any given week. The average delay length over the past 12 months has been 117 minutes.

What is the most punctual flight time for London to Reykjavik flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Reykjavik flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

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

The number of flights available between London Heathrow Airport and Reykjavik is 7 per day as of January 2026. The most frequent departure time is 12:00, with 43% of daily flights leaving in the afternoon.

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

As of January 2026, there are 51 flights per week flying from London Heathrow Airport to Reykjavik. The most common day of the week flights depart is Thu, with 24% of flights taking off on this day.

When to book flights from London Heathrow Airport to Reykjavik

Cheap London Heathrow Airport to Reykjavik (LHR to REK) flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in Reykjavik

How far is London Heathrow to Reykjavik by plane?

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

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

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

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

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

What is the most popular airline from London Heathrow Airport to Reykjavik?

Best airlines flying from London Heathrow Airport to Reykjavik

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

Icelandair Flights From London Heathrow Airport to Reykjavik

British Airways Flights From London Heathrow Airport to Reykjavik

Travelling to a place near Reykjavik?

Why use momondo?

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

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

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

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

An easier way to manage your Reykjavik 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.

Find better results for your trip to Iceland

Fly into one of these airports located in Reykjavik

Airports listed have a maximum distance of 23.0 mi from Reykjavik