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Cheap flights from London Heathrow Airport to Reykjavik Keflavik Intl Airport from $97

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 5/6. 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 round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from London Heathrow Airport to Reykjavik.
Icelandair Logo
9:25 pm - 11:35 pmLHR-KEF
3h 10mnonstop
Icelandair Logo
7:40 am - 11:55 amKEF-LHR
3h 15mnonstop
$189Icelandair
Find Deal
Wed, Sep 17 - Tue, Sep 23
Icelandair Logo
9:25 pm - 11:35 pmLHR-KEF
3h 10mnonstop
Icelandair Logo
7:40 am - 11:55 amKEF-LHR
3h 15mnonstop
$196Icelandair
Find Deal
Fri, Sep 5 - Wed, Sep 10
British Airways Logo
7:40 am - 9:45 amLHR-KEF
3h 05mnonstop
British Airways Logo
10:20 am - 2:30 pmKEF-LHR
3h 10mnonstop
$201British Airways
Find Deal
Mon, May 12 - Sun, May 18
Scandinavian Airlines Logo
5:30 pm - 7:05 amLHR-KEF
14h 35m1 stop
Scandinavian Airlines Logo
11:05 am - 6:50 pmKEF-LHR
6h 45m1 stop
$203Scandinavian Airlines
Find Deal
Thu, Aug 21 - Tue, Aug 26
British Airways Logo
7:05 am - 9:10 amLHR-KEF
3h 05mnonstop
British Airways Logo
10:45 am - 3:00 pmKEF-LHR
3h 15mnonstop
$214British Airways
Find Deal
Sat, May 10 - Mon, May 12
Scandinavian Airlines Logo
10:20 am - 4:20 pmLHR-KEF
7h 00m1 stop
Scandinavian Airlines Logo
11:05 am - 9:35 pmKEF-LHR
9h 30m1 stop
$220Scandinavian Airlines
Find Deal
Tue, Sep 9 - Wed, Sep 24
 Logo
9:25 pm - 11:35 pmLHR-KEF
3h 10mnonstop
 Logo
10:20 am - 5:40 pmKEF-LHR
6h 20m1 stop
Sat, May 10 - Mon, May 12
 Logo
9:25 pm - 11:35 pmLHR-KEF
3h 10mnonstop
 Logo
10:20 am - 9:20 pmKEF-LHR
10h 00m2 stops
Sat, May 10 - Mon, May 12
Lufthansa Logo
7:25 am - 12:10 amLHR-KEF
17h 45m1 stop
Lufthansa Logo
12:25 am - 4:40 pmKEF-LHR
15h 15m1 stop
$242Lufthansa
Find Deal
Sat, May 10 - Fri, May 16
Lufthansa Logo
9:30 am - 11:35 pmLHR-KEF
15h 05m1 stop
Lufthansa Logo
12:25 am - 10:40 amKEF-LHR
9h 15m1 stop
$251Lufthansa
Find Deal
Mon, May 5 - Fri, May 9

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
May 12
LHR7:40 amLondon Heathrow
3h 05m
KEF9:45 amReykjavik Keflavik Intl
May 18
KEF10:20 amReykjavik Keflavik Intl
3h 10m
LHR2:30 pmLondon Heathrow
British Airways
Apr 26
LHR7:05 amLondon Heathrow
3h 05m
KEF9:10 amReykjavik Keflavik Intl
Apr 27
KEF10:20 amReykjavik Keflavik Intl
3h 10m
LHR2:30 pmLondon Heathrow
British Airways
May 10
LHR7:05 amLondon Heathrow
3h 05m
KEF9:10 amReykjavik Keflavik Intl
May 12
KEF10:45 amReykjavik Keflavik Intl
3h 15m
LHR3:00 pmLondon Heathrow

SWISS flights from London Heathrow Airport to Reykjavik Keflavik Intl Airport

Our best SWISS deals on London Heathrow Airport to Reykjavik Keflavik Intl Airport flight tickets
SWISS
May 21
LHR1:45 pmLondon Heathrow
19h 35m
1 stop
KEF8:20 amReykjavik Keflavik Intl
May 29
KEF9:05 amReykjavik Keflavik Intl
22h 10m
2 stops
LHR8:15 amLondon Heathrow
SWISS
Apr 29
LHR5:15 pmLondon Heathrow
40h 05m
2 stops
KEF8:20 amReykjavik Keflavik Intl
May 3
KEF2:50 pmReykjavik Keflavik Intl
24h 35m
1 stop
LHR4:25 pmLondon Heathrow
SWISS
Jun 2
LHR6:40 pmLondon Heathrow
14h 55m
1 stop
KEF8:35 amReykjavik Keflavik Intl
Jun 10
KEF9:25 amReykjavik Keflavik Intl
21h 30m
1 stop
LHR7:55 amLondon 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?

The month of January is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from London Heathrow Airport, with most prices found around $193. If you’re not able to fly to Reykjavik Keflavik Intl Airport in January, then February is your next best option. Flight prices from London Heathrow Airport to Reykjavik Keflavik Intl Airport during February average around $227.

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

The cheapest day to depart from London Heathrow Airport to Reykjavik Keflavik Intl Airport is on a Thursday when prices can be found for as low as $432. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Saturday, with ticket prices averaging around $532.

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

The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the evening when flights can be purchased for as low as $433. Flights at noon are often more expensive with an average ticket price of $663.

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 $275 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 $196 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 round-trip 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

$97

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 $97. The best round-trip flight deal from London Heathrow Airport to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $189.
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?

    A flight from London Heathrow to Reykjavik Keflavik Intl will travel around 1176.8 mi. 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 refresh 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 travel and health documents required for your trip to Reykjavik Keflavik Intl Airport 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 Keflavik Intl Airport. 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 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
British AirwaysPriceFrom $153Free CancellationRating
6.6
6,799 reviews
Search British Airways flights
IcelandairPriceFrom $156Free CancellationRating
7.0
484 reviews
Search Icelandair flights
  • Icelandair Flights From London Heathrow Airport to Reykjavik Keflavik Intl Airport

    Icelandair flies from London Heathrow Airport to Reykjavik Keflavik Intl Airport around 12 times per week, with 484 momondo users rating the airline 7.0/10. The cheapest Icelandair deal from London Heathrow Airport to Reykjavik Keflavik Intl Airport in the last 72 hours was $156 (round-trip), much lower than the average airfare cost of $290 for Icelandair flights on this route.

  • British Airways Flights From London Heathrow Airport to Reykjavik Keflavik Intl Airport

    Across 6,799 British Airways reviews on momondo, the average score is 6.6/10. British Airways flies from London Heathrow Airport to Reykjavik Keflavik Intl Airport about 2 times each week, with ticket deals ranging from $153 to $245. Price data is based on momondo searches in the last 72 hours.


Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Grindavik

Why use momondo?

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

It is quick and easy to find London to Reykjavik 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 Reykjavik that suits you.

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

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

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

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 London to Reykjavik.

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

If you are simply researching potential flights to Reykjavik, momondo offers a useful price alert feature which will track prices for flights to Reykjavik from London and alert you when they change.


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