Cheap flights from London to Reykjavik from $100

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 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

Enter your travel dates to find the best prices.
easyJet Logo
15:40 - 18:55
LTN
-
KEF
3h 15mdirect
easyJet Logo
19:40 - 22:40
KEF
-
LTN
3h 00mdirect
$179easyJet
Fri, 27 Feb - Fri, 6 Mar
easyJet Logo
07:00 - 10:30
LGW
-
KEF
3h 30mdirect
easyJet Logo
19:15 - 22:25
KEF
-
LGW
3h 10mdirect
$179easyJet
Sun, 22 Feb - Fri, 27 Feb
easyJet Logo
07:00 - 10:30
LGW
-
KEF
3h 30mdirect
easyJet Logo
11:20 - 14:30
KEF
-
LGW
3h 10mdirect
$182easyJet
Sun, 1 Mar - Sun, 8 Mar
TUI Airways Logo
07:25 - 10:45
LGW
-
KEF
3h 20mdirect
TUI Airways Logo
11:45 - 14:50
KEF
-
LGW
3h 05mdirect
$186TUI Airways
Wed, 21 Jan - Wed, 28 Jan
Icelandair Logo
20:35 - 23:55
LHR
-
KEF
3h 20mdirect
Icelandair Logo
07:35 - 10:50
KEF
-
LHR
3h 15mdirect
$256Icelandair
Mon, 19 Jan - Wed, 28 Jan
Icelandair Logo
20:35 - 23:55
LHR
-
KEF
3h 20mdirect
Icelandair Logo
07:35 - 10:50
KEF
-
LHR
3h 15mdirect
$258Icelandair
Wed, 21 Jan - Wed, 28 Jan
British Airways Logo
07:20 - 10:40
LHR
-
KEF
3h 20mdirect
British Airways Logo
11:50 - 15:00
KEF
-
LHR
3h 10mdirect
$259British Airways
Sun, 18 Jan - Wed, 28 Jan
British Airways Logo
13:50 - 17:15
LHR
-
KEF
3h 25mdirect
British Airways Logo
11:50 - 15:00
KEF
-
LHR
3h 10mdirect
$271British Airways
Fri, 23 Jan - Wed, 28 Jan
KLM Logo
07:45 - 19:05
LCY
-
KEF
11h 20m1 stop
KLM Logo
20:05 - 07:15
KEF
-
LCY
11h 10m1 stop
$411KLM
Thu, 22 Jan - Mon, 26 Jan
KLM Logo
08:40 - 19:05
LCY
-
KEF
10h 25m1 stop
KLM Logo
20:05 - 09:30
KEF
-
LCY
13h 25m1 stop
$432KLM
Thu, 29 Jan - Sun, 1 Feb

Icelandair flights from London to Reykjavik

Our best Icelandair deals on London to Reykjavik flight tickets
Icelandair
19 Jan
LHR20:35London Heathrow
3h 20m
KEF23:55Reykjavik Keflavik Intl
28 Jan
KEF07:35Reykjavik Keflavik Intl
3h 15m
LHR10:50London Heathrow
Icelandair
21 Jan
LHR20:35London Heathrow
3h 20m
KEF23:55Reykjavik Keflavik Intl
28 Jan
KEF07:35Reykjavik Keflavik Intl
3h 15m
LHR10:50London Heathrow
Icelandair
2 Feb
LHR20:35London Heathrow
3h 20m
KEF23:55Reykjavik Keflavik Intl
9 Feb
KEF07:35Reykjavik Keflavik Intl
3h 15m
LHR10:50London Heathrow

British Airways flights from London to Reykjavik

Our best British Airways deals on London to Reykjavik flight tickets
British Airways
18 Jan
LHR07:20London Heathrow
3h 20m
KEF10:40Reykjavik Keflavik Intl
28 Jan
KEF11:50Reykjavik Keflavik Intl
3h 10m
LHR15:00London Heathrow
British Airways
23 Jan
LHR13:50London Heathrow
3h 25m
KEF17:15Reykjavik Keflavik Intl
28 Jan
KEF11:50Reykjavik Keflavik Intl
3h 10m
LHR15:00London Heathrow
British Airways
23 Jan
LHR13:50London Heathrow
3h 25m
KEF17:15Reykjavik Keflavik Intl
27 Jan
KEF11:50Reykjavik Keflavik Intl
3h 10m
LHR15:00London Heathrow

momondo Fare Finder

 
Customise your flight search to find flights from London to Reykjavik 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 78,305 searches. Data last updated 25 December 2025.
Use the filters below to find and compare flights from London to Reykjavik that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonReykjavik

LTN - KEF

LTNKEF

London Luton

Fri 27/2

15:40-18:55

Nonstop3h 15m

Reykjavik Keflavik Intl

Fri 6/3

19:40-22:40

Nonstop3h 00m

$179

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sun 22/2

07:00-10:30

Nonstop3h 30m

Reykjavik Keflavik Intl

Fri 27/2

19:15-22:25

Nonstop3h 10m

$179

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sun 1/3

07:00-10:30

Nonstop3h 30m

Reykjavik Keflavik Intl

Sun 8/3

11:20-14:30

Nonstop3h 10m

$182

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Wed 21/1

07:25-10:45

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 28/1

11:45-14:50

Nonstop3h 05m

$186

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Mon 19/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 28/1

07:35-10:50

Nonstop3h 15m

$256

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Wed 21/1

20:35-23:55

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 28/1

07:35-10:50

Nonstop3h 15m

$258

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Sun 18/1

07:20-10:40

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 28/1

11:50-15:00

Nonstop3h 10m

$259

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Fri 23/1

13:50-17:15

Nonstop3h 25m

Reykjavik Keflavik Intl

Wed 28/1

11:50-15:00

Nonstop3h 10m

$271

LondonReykjavik

LCY - KEF

LCYKEF

London City

Thu 22/1

07:45-19:05

1 stop11h 20m

Reykjavik Keflavik Intl

Mon 26/1

20:05-07:15

1 stop11h 10m

$411

LondonReykjavik

LCY - KEF

LCYKEF

London City

Thu 29/1

08:40-19:05

1 stop10h 25m

Reykjavik Keflavik Intl

Sun 1/2

20:05-09:30

1 stop13h 25m

$432

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

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?

What is the cheapest month to fly to Reykjavik?

The month of March is, on average, the cheapest month to fly to Reykjavik from London, with most prices found around $218. If you aren’t able to travel to Reykjavik during the month of March, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $219.

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

According to our data, Sunday is the cheapest day to fly to Reykjavik from London. The lowest ticket price found for a Sunday departure recently was $270. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from London to Reykjavik for around $461.

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

In the morning is the cheapest time of day to fly from London to Reykjavik when you can find flight prices for as low as $314. Flying to Reykjavik in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at midday when prices are $531 on average. Flights to Reykjavik from London at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London to Reykjavik flight route?

Fly from London Luton to Reykjavik Keflavik Intl for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik for around $425 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 for as low as $368 on momondo.

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

There are 3 cabin classes available to choose from on London to Reykjavik 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 flights?

No. A direct flight is the cheapest option for a flight between London to Reykjavik.

How have London to Reykjavik flight prices changed over time?

As of December 2025, prices for London to Reykjavik flights are approximately 112% more expensive when compared to flights at the same time last year.

When to book flights from London to Reykjavik

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

Cheap London to Reykjavik (LON to REK) flight deals and tips

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

Best price found

$2,732

Fastest flight time

3h 00m

Direct flights

Every day

Airports in Reykjavik

2 airports
The best one-way flight to Reykjavik from London in the past 72 hours is $2,732. The best return flight deal from London to Reykjavik found on momondo in the last 72 hours is $499.
The fastest flight from London to Reykjavik takes 3h 00m
Direct flights go from London to Reykjavik every day.
There are 2 airports in Reykjavik. From London there are direct flights to Reykjavik Keflavik Intl (KEF).
  • How far is London to Reykjavik by plane?

    A flight from London to Reykjavik will travel around 1889.3 km. 3h 00m is a normal flight duration for this route.

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

    Prices for flights from London to Reykjavik are refreshed on a daily basis.

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

  • How old do you have to be to fly from London 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 stopovers 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 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 licence, 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 to Reykjavik?

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

Best airlines flying from London to Reykjavik

Compare and see reviews for airlines that fly from London to Reykjavik with momondo
Airline
Rating
Free cancellation
Price
IcelandairPriceFrom $315Free cancellationRating
7.0
592 reviews
Search Icelandair flights
  • Icelandair Flights From London to Reykjavik

    Across 13 Icelandair flights from London to Reykjavik this week, the average price was $376, with the best Icelandair deals starting from $315 round-trip. 592 users have rated Icelandair on momondo, with an average score of 7.0/10.

Travelling to a place near Reykjavik?

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

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?

Flights from London to Reykjavik with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between London and Reykjavik by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Reykjavik from London. 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 Reykjavik trip

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1 adult
Sat 24/1
Sat 31/1

Find better results for your trip to Iceland

Fly into one of these airports located in Reykjavik

Airports listed have a maximum distance of 37.0 km from Reykjavik