Cheap flights from London to Reykjavik from £50

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 to Reykjavik departing on 20/1. 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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Cheap return flights

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easyJet Logo
15:30 - 18:45
LTN
-
KEF
3h 15mdirect
easyJet Logo
19:40 - 22:40
KEF
-
LTN
3h 00mdirect
£87easyJet
Mon, 2 Mar - Fri, 6 Mar
easyJet Logo
15:00 - 18:20
LGW
-
KEF
3h 20mdirect
easyJet Logo
19:15 - 22:25
KEF
-
LGW
3h 10mdirect
£87easyJet
Fri, 13 Mar - Fri, 20 Mar
easyJet Logo
06:00 - 09:15
LTN
-
KEF
3h 15mdirect
easyJet Logo
11:55 - 14:50
KEF
-
LTN
2h 55mdirect
£87easyJet
Sun, 8 Mar - Wed, 11 Mar
TUI Airways Logo
07:00 - 10:20
LGW
-
KEF
3h 20mdirect
TUI Airways Logo
11:45 - 14:50
KEF
-
LGW
3h 05mdirect
£92TUI Airways
Sun, 18 Jan - Wed, 21 Jan
Icelandair Logo
20:35 - 23:55
LHR
-
KEF
3h 20mdirect
Icelandair Logo
07:35 - 10:50
KEF
-
LHR
3h 15mdirect
£96Icelandair
Wed, 28 Jan - Sun, 1 Feb
Icelandair Logo
20:35 - 23:55
LHR
-
KEF
3h 20mdirect
Icelandair Logo
16:20 - 19:30
KEF
-
LHR
3h 10mdirect
£105Icelandair
Tue, 20 Jan - Fri, 23 Jan
Multiple Airlines Logo
10:00 - 18:55
STN
-
KEF
8h 55m1 stop
Multiple Airlines Logo
10:20 - 23:25
KEF
-
STN
13h 05m1 stop
£116Multiple Airlines
Thu, 5 Feb - Sat, 7 Feb
Multiple Airlines Logo
10:00 - 18:55
STN
-
KEF
8h 55m1 stop
Multiple Airlines Logo
19:35 - 09:15
KEF
-
STN
13h 40m1 stop
£121Multiple Airlines
Thu, 26 Feb - Thu, 5 Mar
KLM Logo
09:20 - 17:00
LCY
-
KEF
8h 40m1 stop
KLM Logo
20:00 - 08:50
KEF
-
LCY
11h 50m1 stop
£203KLM
Tue, 31 Mar - Wed, 8 Apr
KLM Logo
10:00 - 18:00
LCY
-
KEF
8h 00m1 stop
KLM Logo
20:00 - 08:50
KEF
-
LCY
11h 50m1 stop
£204KLM
Tue, 17 Mar - Wed, 8 Apr

Icelandair flights from London to Reykjavik Keflavik Intl Airport

Our best Icelandair deals on London to Reykjavik Keflavik Intl Airport flight tickets
Icelandair
28 Jan
LHR20:35London Heathrow
3h 20m
KEF23:55Reykjavik Keflavik Intl
1 Feb
KEF07:35Reykjavik Keflavik Intl
3h 15m
LHR10:50London Heathrow
Icelandair
20 Jan
LHR20:35London Heathrow
3h 20m
KEF23:55Reykjavik Keflavik Intl
23 Jan
KEF16:20Reykjavik Keflavik Intl
3h 10m
LHR19:30London Heathrow
Icelandair
16 Jan
LHR20:35London Heathrow
3h 20m
KEF23:55Reykjavik Keflavik Intl
23 Jan
KEF16:20Reykjavik Keflavik Intl
3h 10m
LHR19:30London Heathrow

easyJet flights from London to Reykjavik Keflavik Intl Airport

Our best easyJet deals on London to Reykjavik Keflavik Intl Airport flight tickets
easyJet
2 Mar
LTN15:30London Luton
3h 15m
KEF18:45Reykjavik Keflavik Intl
6 Mar
KEF19:40Reykjavik Keflavik Intl
3h 00m
LTN22:40London Luton
easyJet
18 Mar
LTN08:00London Luton
3h 15m
KEF11:15Reykjavik Keflavik Intl
23 Mar
KEF11:55Reykjavik Keflavik Intl
2h 55m
LTN14:50London Luton
easyJet
1 Mar
LGW07:00London Gatwick
3h 30m
KEF10:30Reykjavik Keflavik Intl
7 Mar
KEF18:35Reykjavik Keflavik Intl
3h 10m
LGW21:45London Gatwick

momondo Fare Finder

 
Customise your flight search to find flights from London to Reykjavik Keflavik Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 7 January 2026.
Use the filters below to find and compare flights from London to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonReykjavik

LTN - KEF

LTNKEF

London Luton

Mon 2/3

15:30-18:45

Nonstop3h 15m

Reykjavik Keflavik Intl

Fri 6/3

19:40-22:40

Nonstop3h 00m

£86

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Fri 13/3

15:00-18:20

Nonstop3h 20m

Reykjavik Keflavik Intl

Fri 20/3

19:15-22:25

Nonstop3h 10m

£86

LondonReykjavik

LTN - KEF

LTNKEF

London Luton

Sun 8/3

06:00-09:15

Nonstop3h 15m

Reykjavik Keflavik Intl

Wed 11/3

11:55-14:50

Nonstop2h 55m

£87

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sun 18/1

07:00-10:20

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 21/1

11:45-14:50

Nonstop3h 05m

£92

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Wed 28/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Sun 1/2

07:35-10:50

Nonstop3h 15m

£96

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Tue 20/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Fri 23/1

16:20-19:30

Nonstop3h 10m

£105

LondonReykjavik

STN - KEF

STNKEF

London Stansted

Thu 5/2

10:00-18:55

1 stop8h 55m

Reykjavik Keflavik Intl

Sat 7/2

10:20-23:25

1 stop13h 05m

£116

LondonReykjavik

STN - KEF

STNKEF

London Stansted

Thu 26/2

10:00-18:55

1 stop8h 55m

Reykjavik Keflavik Intl

Thu 5/3

19:35-09:15

1 stop13h 40m

£120

LondonReykjavik

LCY - KEF

LCYKEF

London City

Tue 31/3

09:20-17:00

1 stop8h 40m

Reykjavik Keflavik Intl

Wed 8/4

20:00-08:50

1 stop11h 50m

£203

LondonReykjavik

LCY - KEF

LCYKEF

London City

Tue 17/3

10:00-18:00

1 stop8h 00m

Reykjavik Keflavik Intl

Wed 8/4

20:00-08:50

1 stop11h 50m

£204

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Reykjavik from

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

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

The month of November is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from London, with most prices found around £76. If you don’t want to visit Reykjavik Keflavik Intl Airport in November, then you should wait until January to fly from London, when ticket prices are also cheap, with an average price of £91.

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

On average, the least expensive day to fly to Reykjavik Keflavik Intl Airport from London is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £331. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from London to Reykjavik Keflavik Intl Airport on a Saturday will generally be more expensive and average around £395. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest London to Reykjavik Keflavik Intl Airport flights are usually those with departure times in the morning. Our users have found flights to Reykjavik Keflavik Intl Airport in the morning for as low as £314. Try not to purchase tickets at midday because they tend to be around £488. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from London Luton to Reykjavik Keflavik Intl for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around £214 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from London for as low as £183 on momondo.

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

There are 3 cabin classes available to choose from on London 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.

Can stopping save me money on London to Reykjavik Keflavik Intl Airport flights?

You could potentially save up to 1% on your flight if you consider stops on a London to Reykjavik Keflavik Intl Airport flight.

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

As of January 2026, prices for London to Reykjavik Keflavik Intl Airport flights are approximately 24% more expensive when compared to flights at the same time last year.

When to book flights from London to Reykjavik Keflavik Intl Airport

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

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

Best price found

£50

Fastest flight time

3h 00m

Direct flights

Every day
The best one-way flight to Reykjavik Keflavik Intl Airport from London in the past 72 hours is £50. The best return flight deal from London to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is £68.
The fastest flight from London to Reykjavik Keflavik Intl Airport takes 3h 00m
Direct flights go from London to Reykjavik Keflavik Intl Airport every day.
  • How far is London to Reykjavik Keflavik Intl by plane?

    The straight-line distance from London to Reykjavik Keflavik Intl is 1183.3 mi. A reasonable flight in good conditions will take 3h 00m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London 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 to Reykjavik Keflavik Intl Airport?

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

Best airlines flying from London to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from London to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £48Free CancellationRating
6.9
1,859 reviews
Search easyJet flights
PLAYPriceFrom £97Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom £113Free CancellationRating
7.1
593 reviews
Search Icelandair flights
British AirwaysPriceFrom £118Free CancellationRating
6.7
7,655 reviews
Search British Airways flights
Scandinavian AirlinesPriceFrom £134Free CancellationRating
7.3
1,634 reviews
Search Scandinavian Airlines flights
  • Icelandair Flights From London to Reykjavik Keflavik Intl Airport

    Icelandair flies from London to Reykjavik Keflavik Intl Airport around 20 times per week, with 593 momondo users rating the airline 7.1/10. The cheapest Icelandair deal from London to Reykjavik Keflavik Intl Airport in the last 72 hours was £113 (round-trip), much lower than the average airfare cost of £235 for Icelandair flights on this route.

  • easyJet Flights From London to Reykjavik Keflavik Intl Airport

    £48 is the best easyJet flight deal from London to Reykjavik Keflavik Intl Airport found on momondo over the last 72 hours. The average easyJet ticket price found was closer to £111, however, with flight time and availability significantly affecting the price. easyJet (6.9/10 from 1,858 user reviews) flies into Reykjavik Keflavik Intl Airport from London 6 times in an average week so prices can vary.

Travelling to a place near Reykjavik?

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

All flight searches from London to Reykjavik on momondo can be filtered to show those which offer flexible booking policies.

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?

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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1 adult
Fri 6/2
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