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Cheap flights from Reykjavik to London from £42

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
REK — LON
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Reykjavik to London are usually found in November or December, booked 73 days in advance, depart on a Sunday or Wednesday and return on a Tuesday

Cheap flight deals from Reykjavik to London

Enter your travel dates to find the best prices.

Cheapest flights from Reykjavik to London
Explore the most affordable flight options available from Reykjavik to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2026.

Mon 20/416:35
KEF
-
LTN
Nonstop2h 55m
easyJet
Sun 26/406:25
LTN
-
KEF
Nonstop3h 05m
easyJet
Deal found 20/1£68
Wed 18/311:55
KEF
-
LTN
Nonstop2h 55m
easyJet
Tue 24/307:00
LTN
-
KEF
Nonstop3h 15m
easyJet
Deal found 20/1£73
Thu 5/310:00
KEF
-
LTN
Nonstop2h 55m
easyJet
Wed 18/308:00
LTN
-
KEF
Nonstop3h 15m
easyJet
Deal found 20/1£74
Thu 19/318:05
KEF
-
LGW
Nonstop3h 10m
easyJet
Wed 25/313:55
LGW
-
KEF
Nonstop3h 20m
easyJet
Deal found 19/1£76
Thu 5/310:00
KEF
-
LTN
Nonstop2h 55m
easyJet
Mon 9/308:00
LTN
-
KEF
Nonstop3h 15m
easyJet
Deal found 19/1£88
Thu 5/310:00
KEF
-
LTN
Nonstop2h 55m
easyJet
Sun 8/306:00
LTN
-
KEF
Nonstop3h 15m
easyJet
Deal found 20/1£90
Thu 12/318:05
KEF
-
LGW
Nonstop3h 10m
easyJet
Mon 16/307:40
LGW
-
KEF
Nonstop3h 30m
easyJet
Deal found 21/1£92
Tue 10/312:20
KEF
-
LGW
Nonstop3h 10m
easyJet
Tue 17/308:00
LGW
-
KEF
Nonstop3h 30m
easyJet
Deal found 21/1£99
Thu 19/318:05
KEF
-
LGW
Nonstop3h 10m
easyJet
Sun 22/307:00
LGW
-
KEF
Nonstop3h 30m
easyJet
Deal found 21/1£100
Thu 12/318:05
KEF
-
LGW
Nonstop3h 10m
easyJet
Sun 15/307:00
LGW
-
KEF
Nonstop3h 30m
easyJet
Deal found 21/1£101
Thu 12/317:55
KEF
-
LTN
Nonstop2h 55m
easyJet
Sun 15/306:00
LTN
-
KEF
Nonstop3h 15m
easyJet
Deal found 21/1£102
Thu 19/309:25
KEF
-
STN
1 stop12h 00m
easyJet
Wed 25/320:45
STN
-
KEF
1 stop12h 00m
easyJet
Deal found 19/1£103

Find flight deals from Reykjavik to London

Discover tips and strategies to find the most affordable flight options for your journey from Reykjavik (REK) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 January 2026.

Round-trip from

£68

One-way from

£42

Popular in

June

Cheapest in

November

Average price

£147

Good round-trip deal

£53 or less

Good one-way deal

£100 or less
easyJet
  • easyJet
  • 20/4-26/4
  • Nonstop
  • 6h 00m total
  • Reykjavik to London
Search Deals
easyJet
  • easyJet
  • 19/3
  • Nonstop
  • 3h 10m total
  • Reykjavik to London
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (£45 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Reykjavik (REK) to London (LON).
Search Deals
Price to beat on a one-way flight from Reykjavik (REK) to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Reykjavik to London 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, Cheapflights users made 858,174 searches. Data last updated 22 January 2026.
Use the filters below to find and compare flights from Reykjavik to London that are best for you.

Fly from

Reykjavik

Fly to

London

Route

Depart

Return

Price

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

Mon 20/4

16:35-20:30

Nonstop2h 55m

London Luton

Sun 26/4

06:25-08:30

Nonstop3h 05m

£68

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

Wed 18/3

11:55-14:50

Nonstop2h 55m

London Luton

Tue 24/3

07:00-10:15

Nonstop3h 15m

£73

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

Thu 19/3

17:55-20:50

Nonstop2h 55m

London Luton

Wed 25/3

08:00-11:15

Nonstop3h 15m

£74

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

Thu 5/3

10:00-12:55

Nonstop2h 55m

London Luton

Wed 18/3

08:00-11:15

Nonstop3h 15m

£74

ReykjavikLondon

KEF - LGW

KEFLGW

Reykjavik Keflavik Intl

Thu 19/3

18:05-21:15

Nonstop3h 10m

London Gatwick

Wed 25/3

13:55-17:15

Nonstop3h 20m

£76

ReykjavikLondon

KEF - LGW

KEFLGW

Reykjavik Keflavik Intl

Thu 12/3

18:05-21:15

Nonstop3h 10m

London Gatwick

Mon 16/3

07:40-11:10

Nonstop3h 30m

£92

ReykjavikLondon

KEF - LGW

KEFLGW

Reykjavik Keflavik Intl

Tue 10/3

12:20-15:30

Nonstop3h 10m

London Gatwick

Tue 17/3

08:00-11:30

Nonstop3h 30m

£99

ReykjavikLondon

KEF - LGW

KEFLGW

Reykjavik Keflavik Intl

Thu 19/3

18:05-21:15

Nonstop3h 10m

London Gatwick

Sun 22/3

07:00-10:30

Nonstop3h 30m

£100

ReykjavikLondon

KEF - STN

KEFSTN

Reykjavik Keflavik Intl

Thu 19/3

09:25-21:25

1 stop12h 00m

London Stansted

Wed 25/3

20:45-08:45

1 stop12h 00m

£103

ReykjavikLondon

KEF - LTN

KEFLTN

Reykjavik Keflavik Intl

Tue 10/3

17:05-08:15

1 stop15h 10m

London Luton

Tue 17/3

07:00-10:15

Nonstop3h 15m

£109

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 60 results
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Best time to book a flight from Reykjavik to London

Have a flexible travel schedule? Discover the best time to fly to London from Reykjavik with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Reykjavik to London

How far ahead should I book a flight from Reykjavik to London?

Use this chart to determine the optimal time to book a return flight from Reykjavik to London. Price data was last updated on 16 January 2026.

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Reykjavik to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Reykjavik to London?

Currently, March is the cheapest month in which you can book a flight from Reykjavik to London (average of £103). Flying from Reykjavik to London in September is currently the most expensive (average of £268). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from REK to LON?

Find hourly flight availability from Reykjavik to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Reykjavik to London as you normally would.

Weekly flight availability from Reykjavik to London

Explore weekly flight availability from Reykjavik to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 January 2026.

The most flights from REK to LON are scheduled on a Wednesday (19 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost for a return flight from Reykjavik to London?

How often are flights from Reykjavik to London delayed?

About 11% of weekly flights between Reykjavik and London have experienced delays in the past year, with the average delay time being 110 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Sunday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, CAA have had the lowest number of delays on this route, with just 7% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 22 January 2026.
Check out reviews from past customers who have flown with PLAY from Reykjavik to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
PLAY
7.0
Good
Check prices

Crew

8.0

Food

5.5

Entertainment

4.7

Boarding

7.3

Comfort

6.5

Overall

7.0

Reviews

1 / 2
4.0
Okay

Lisa,Oct 2024

BER - KEF

I’ll never fly Play again. We were jammed into the tiniest spaces ever and they didn’t even give us water, tea, or coffee without charging. When we were coming in for a landing I thought we might never make it off the plane alive. The worst.
PLAY
7.0
Good
PLAY
7.0
Good
Check prices

Crew

8.0

Food

5.5

Entertainment

4.7

Boarding

7.3

Comfort

6.5

Overall

7.0

Reviews

1 / 2
4.0
Okay

Lisa,Oct 2024

BER - KEF

I’ll never fly Play again. We were jammed into the tiniest spaces ever and they didn’t even give us water, tea, or coffee without charging. When we were coming in for a landing I thought we might never make it off the plane alive. The worst.

Related info for your journey

Find useful and relevant information for your journey from Reykjavik to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Reykjavik to London?

    Departing from Reykjavik to London will take you 2h 55m. The distance between Reykjavik and London is about 1156 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Reykjavik to London?

    Most travelers choose Reykjavik Keflavik Intl - London Heathrow, Reykjavik Keflavik Intl - London Gatwick or Reykjavik Keflavik Intl - London Luton when deciding on the best route from Reykjavik to London.

  • What are the most reliable airlines from Reykjavik to London?

    No one likes to see their flight delayed. When booking a flight from Reykjavik to London consider choosing Turkish Airlines (87%), Icelandair (84%) or Emirates (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Reykjavik to London?

    On average you can expect to pay £241 for a flight from Reykjavik to London. The cheapest flight overall is £67 while the most popular route, (Reykjavik Keflavik Intl - London Heathrow) is currently priced at £136.

  • Can I find deals for flights from Reykjavik to London that include hotel bookings?

    Yes. In addition to deals on Reykjavik to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Reykjavik to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reykjavik to London.

  • Can I find deals for business class flights from Reykjavik to London?

    Yes. Cheapflights offers flight deals from Reykjavik to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Reykjavik to London?

    Currently, March is the cheapest month in which you can book a flight from Reykjavik to London (average of £103). Flying from Reykjavik to London in September is currently the most expensive (average of £268). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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