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Cheap flights from London Heathrow Airport to Reykjavik Keflavik Intl Airport from $161

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport departing on 29/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Reykjavik

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London Heathrow Airport to Reykjavik.
07:35 - 09:40LHR-KEF
3h 05mdirect
10:00 - 14:10KEF-LHR
3h 10mdirect
$278British Airways
Find Deal
Thu, 1 May - Sat, 3 May
17:30 - 10:15LHR-KEF
17h 45m1 stop
11:05 - 21:35KEF-LHR
9h 30m1 stop
$308Scandinavian Airlines
Find Deal
Tue, 13 May - Thu, 15 May
18:40 - 09:30LHR-KEF
15h 50m1 stop
11:05 - 18:50KEF-LHR
6h 45m1 stop
$316Scandinavian Airlines
Find Deal
Wed, 7 May - Wed, 21 May
21:25 - 23:35LHR-KEF
3h 10mdirect
07:40 - 11:55KEF-LHR
3h 15mdirect
$323Icelandair
Find Deal
Wed, 23 Apr - Tue, 29 Apr
21:25 - 23:35LHR-KEF
3h 10mdirect
07:40 - 11:55KEF-LHR
3h 15mdirect
$334Icelandair
Find Deal
Wed, 23 Apr - Mon, 28 Apr
07:35 - 09:40LHR-KEF
3h 05mdirect
07:55 - 16:25KEF-LHR
7h 30m1 stop
Fri, 16 May - Fri, 23 May
21:25 - 23:35LHR-KEF
3h 10mdirect
11:00 - 09:35KEF-LHR
21h 35m1 stop
Thu, 1 May - Sat, 3 May
09:00 - 00:10LHR-KEF
16h 10m1 stop
00:25 - 07:40KEF-LHR
6h 15m1 stop
$372Lufthansa
Find Deal
Thu, 15 May - Sun, 18 May
17:30 - 23:35LHR-KEF
7h 05m1 stop
01:15 - 09:55KEF-LHR
7h 40m1 stop
$451Lufthansa
Find Deal
Fri, 9 May - Sat, 10 May
09:05 - 23:20LHR-KEF
15h 15m1 stop
00:10 - 14:20KEF-LHR
13h 10m1 stop
$588Austrian Airlines
Find Deal
Fri, 19 Sep - Sun, 21 Sep

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

Our best British Airways deals on London Heathrow Airport to Reykjavik Keflavik Intl Airport flight tickets
British Airways
1 May
LHR07:35London Heathrow
3h 05m
KEF09:40Reykjavik Keflavik Intl
3 May
KEF10:00Reykjavik Keflavik Intl
3h 10m
LHR14:10London Heathrow
British Airways
27 Apr
LHR07:25London Heathrow
3h 05m
KEF09:30Reykjavik Keflavik Intl
3 May
KEF10:00Reykjavik Keflavik Intl
3h 10m
LHR14:10London Heathrow
British Airways
27 Apr
LHR07:25London Heathrow
3h 05m
KEF09:30Reykjavik Keflavik Intl
28 Apr
KEF10:45Reykjavik Keflavik Intl
3h 15m
LHR15:00London Heathrow

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

Our best Scandinavian Airlines deals on London Heathrow Airport to Reykjavik Keflavik Intl Airport flight tickets
Scandinavian Airlines
13 May
LHR17:30London Heathrow
17h 45m
1 stop
KEF10:15Reykjavik Keflavik Intl
15 May
KEF11:05Reykjavik Keflavik Intl
9h 30m
1 stop
LHR21:35London Heathrow
Scandinavian Airlines
7 May
LHR18:40London Heathrow
15h 50m
1 stop
KEF09:30Reykjavik Keflavik Intl
21 May
KEF11:05Reykjavik Keflavik Intl
6h 45m
1 stop
LHR18:50London Heathrow
Scandinavian Airlines
18 Apr
LHR15:35London Heathrow
17h 20m
1 stop
KEF07:55Reykjavik Keflavik Intl
24 Apr
KEF11:05Reykjavik Keflavik Intl
6h 45m
1 stop
LHR18:50London Heathrow

See travel insights to Reykjavik from

How to get the cheapest flight ticket from London Heathrow Airport to Reykjavik Keflavik Intl 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 typical price of a round-trip flight between London Heathrow Airport and Reykjavik Keflavik Intl Airport?

What is the cheapest month to fly to Reykjavik Keflavik Intl Airport?

If you don’t want to visit Reykjavik Keflavik Intl Airport in January, then you should wait until February to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $363.

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

Our data shows that Sunday is the least expensive day to fly to Reykjavik Keflavik Intl Airport. Tickets to fly out on this day can be as low as $289. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $419. These prices are subject to change though, so be sure to set up a Price Alert for flights to Reykjavik Keflavik Intl Airport.

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

According to our data, the cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the morning. momondo users have found flights departing from London Heathrow Airport to Reykjavik Keflavik Intl Airport in the morning for as low as $322. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Reykjavik Keflavik Intl Airport is at midday when prices are around $434.

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

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

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

You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from London Heathrow Airport when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $435 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from London Heathrow Airport for as low as $321 on momondo.

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

There are 3 cabin classes available to choose from on London Heathrow to Reykjavik Keflavik Intl 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 Keflavik Intl Airport flight prices changed over time?

As of April 2025, prices for London Heathrow Airport to Reykjavik Keflavik Intl Airport flights are approximately 27% more expensive when compared to flights at the same time last year.

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

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

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

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

Best price found

$161

Fastest flight time

3h 05m

Direct flights

Every day
The best one-way flight to Reykjavik Keflavik Intl Airport from London Heathrow Airport in the past 72 hours is $161. The best return flight deal from London Heathrow Airport to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $278.
The fastest flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport takes 3h 05m
Direct flights go from London Heathrow Airport to Reykjavik Keflavik Intl Airport every day.

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

    London Heathrow and Reykjavik Keflavik Intl are 1893.8 km apart from one another. By plane, this route typically takes 3h 05m.

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

    Prices for flights from London Heathrow Airport to Reykjavik Keflavik Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The necessary travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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


Best airlines flying from London Heathrow Airport to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from London Heathrow Airport to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free cancellation
Price
IcelandairPriceFrom $288Free cancellationRating
7.0
476 reviews
Search Icelandair flights
  • Icelandair Flights From London Heathrow Airport to Reykjavik Keflavik Intl Airport

    Icelandair flight deals from London Heathrow Airport to Reykjavik Keflavik Intl Airport start from $180 round-trip. Over the 10 Icelandair flights for this route in a normal week, average airfare is usually $251 round-trip - but some users have found much cheaper deals with momondo.


Why use momondo?

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

Finding the right flight to Reykjavik from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Reykjavik quick and easy, saving you time and money.

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 all potential London to Reykjavik flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from London to Reykjavik now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Reykjavik and let you know when they change.


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London Heathrow Airport flight routes

According to popular flight searches on momondo this year