How long is the flight from Reykjavik Keflavik Intl Airport to London?

Departing from Reykjavik Keflavik Intl Airport to London will take you 3h. The distance from Reykjavik Keflavik Intl Airport to London is about 1156 mi. Generally, flights for this route are direct.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Reykjavik Keflavik Intl Airport to London?

The most popular flight routes from Reykjavik Keflavik Intl Airport to London are Reykjavik Keflavik Intl - London Gatwick, Reykjavik Keflavik Intl - London City and Reykjavik Keflavik Intl - London Heathrow.

What are the cheapest flights from Reykjavik Keflavik Intl Airport to London?

Looking for the cheapest flight from Reykjavik Keflavik Intl Airport to London? While on average our users pay £246, our data indicates the cheapest price to be £71. The most popular route (Reykjavik Keflavik Intl - London Gatwick), is priced around £83.

What are the most reliable airlines from Reykjavik Keflavik Intl Airport to London?

The top 3 most reliable airlines when flying from Reykjavik Keflavik Intl Airport to London are TAP AIR PORTUGAL (84%), Icelandair (83%) and Emirates (83%).

Can I find deals for flights from Keflavik Intl to London that include hotel bookings?

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

How can I find direct flights from Keflavik Intl to London?

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

Can I find deals for business class flights from Keflavik Intl to London?

Yes. Cheapflights offers flight deals from Keflavik Intl 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.

£22+ Cheap Flights from Reykjavik Keflavik Intl Airport to London

Cheap flight deals from Keflavik Intl to London

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Cheapest flights from Keflavik Intl to London
Explore the most affordable flight options available from Keflavik Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Sat 14/1110:55 -

Nonstop3h 00m

Sat 21/1107:00 -

Nonstop3h 15m

Deal found 6/9£55

Sat 14/1110:55 -

Nonstop3h 00m

Mon 16/1115:35 -

Nonstop3h 10m

Deal found 4/9£56

Fri 27/1110:00 -

Nonstop3h 00m

Mon 4/115:35 -

Nonstop3h 10m

Deal found 6/9£62

Thu 17/1210:00 -

Nonstop3h 00m

Thu 31/1216:25 -

Nonstop3h 05m

Deal found 5/9£65

Mon 26/1012:05 -

Nonstop3h 00m

Sat 31/1007:00 -

Nonstop3h 15m

Deal found 6/9£66

Mon 23/1119:35 -

Nonstop2h 55m

Mon 4/115:35 -

Nonstop3h 10m

Deal found 6/9£67

Thu 24/1220:10 -

Nonstop3h 00m

Wed 6/108:00 -

Nonstop3h 15m

Deal found 7/9£68

Fri 27/1110:00 -

Nonstop3h 00m

Fri 8/115:55 -

Nonstop3h 05m

Deal found 6/9£71

Fri 27/1110:00 -

Nonstop3h 00m

Sun 10/106:00 -

Nonstop3h 15m

Deal found 6/9£72

Mon 23/1119:35 -

Nonstop2h 55m

Wed 6/108:00 -

Nonstop3h 15m

Deal found 6/9£72

Thu 10/1214:15 -

Nonstop3h 10m

Sun 13/1215:55 -

Nonstop3h 25m

Deal found 8/9£74

Thu 26/1114:15 -

Nonstop3h 10m

Fri 8/114:25 -

Nonstop3h 25m

Deal found 6/9£79

Best flights from Keflavik Intl to London
Discover carefully curated flight deals from Keflavik Intl to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Mon 26/1012:05 -

Nonstop3h 00m

Sat 31/1007:00 -

Nonstop3h 15m

Deal found 5/9£69

Sat 14/1110:35 -

1 stop7h 50m

Mon 16/1106:10 -

1 stop10h 30m

Deal found 8/9£108

Sat 19/1210:55 -

Nonstop3h 00m

Sun 3/106:00 -

Nonstop3h 15m

Deal found 8/9£71

Fri 27/1110:00 -

Nonstop3h 00m

Sat 9/107:00 -

Nonstop3h 15m

Deal found 6/9£71

Fri 27/1110:00 -

Nonstop3h 00m

Sun 10/106:00 -

Nonstop3h 15m

Deal found 6/9£72

Mon 22/214:45 -

1 stop16h 55m

Mon 1/320:25 -

1 stop17h 20m

Deal found 4/9£193

Sat 28/1116:05 -

Nonstop3h 00m

Fri 8/107:35 -

Nonstop3h 15m

Deal found 6/9£202

Sat 14/1110:55 -

Nonstop3h 00m

Mon 16/1107:30 -

1 stop9h 10m

Deal found 8/9£77

Mon 23/1119:35 -

Nonstop2h 55m

Sun 10/106:00 -

Nonstop3h 15m

Deal found 6/9£77

Mon 23/1111:55 -

1 stop21h 40m

Sun 10/119:50 -

1 stop15h 20m

Deal found 6/9£245

Sat 14/1110:35 -

1 stop11h 20m

Sat 21/1107:00 -

Nonstop3h 15m

Deal found 8/9£78

Tue 20/1019:55 -

1 stop11h 10m

Tue 27/1010:40 -

1 stop8h 50m

Deal found 5/9£136

Fri 27/1110:00 -

Nonstop3h 00m

Thu 7/106:00 -

Nonstop3h 15m

Deal found 6/9£78

Thu 26/1114:15 -

Nonstop3h 10m

Fri 8/114:25 -

Nonstop3h 25m

Deal found 6/9£79

Mon 26/1020:10 -

2 stops14h 10m

Sat 31/1007:05 -

2 stops13h 15m

Deal found 4/9£162

Sat 28/1118:35 -

Nonstop3h 10m

Sun 10/115:55 -

Nonstop3h 25m

Deal found 6/9£86

Sat 31/1008:55 -

2 stops11h 40m

Sun 1/1107:30 -

Nonstop3h 00m

Deal found 6/9£170

Sat 14/1118:35 -

Nonstop3h 10m

Mon 16/1107:40 -

Nonstop3h 30m

Deal found 8/9£89

Sat 19/1216:05 -

Nonstop3h 00m

Sun 3/107:30 -

Nonstop3h 15m

Deal found 8/9£209

Sun 18/1019:15 -

1 stop11h 25m

Thu 26/1120:25 -

1 stop17h 20m

Deal found 8/9£230

Wed 25/1112:30 -

Nonstop3h 10m

Mon 4/107:40 -

Nonstop3h 30m

Deal found 6/9£92

Sat 31/1016:05 -

Nonstop3h 00m

Mon 2/1107:35 -

Nonstop3h 15m

Deal found 8/9£226

Sat 14/1118:05 -

1 stop15h 15m

Mon 16/1107:35 -

Nonstop3h 15m

Deal found 8/9£197

Sat 19/1218:35 -

Nonstop3h 10m

Sun 3/115:55 -

Nonstop3h 25m

Deal found 8/9£99

Fri 9/1007:55 -

1 stop5h 40m

Tue 27/1007:05 -

1 stop28h 05m

Deal found 4/9£307

Sun 29/1120:15 -

Nonstop3h 10m

Mon 4/107:40 -

Nonstop3h 30m

Deal found 6/9£105

Fri 30/1000:55 -

1 stop8h 40m

Mon 2/1110:35 -

1 stop13h 40m

Deal found 8/9£227

Fri 27/1114:45 -

1 stop17h 25m

Thu 7/108:40 -

2 stops8h 40m

Deal found 6/9£328

Sat 14/1110:35 -

1 stop11h 00m

Sat 21/1114:25 -

Nonstop3h 25m

Deal found 8/9£108

Thu 29/1011:40 -

Nonstop3h 10m

Sun 1/1107:30 -

Nonstop3h 15m

Deal found 4/9£321

Find flight deals from Keflavik Intl to London

Round-trip from	£55
One-way from	£22
Popular in	August
Cheapest in	January
Average price	£279
Good one-way deal	£194 or less

easyJet
14/11-21/11
Nonstop
6h 15m total
Reykjavik to London

Search Deals

easyJet
14/11-31/12
Nonstop
3h 00m total
Reykjavik to London

Search Deals

Highest demand for flights based on searches. 31% potential increase in price (£87 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 11% potential price decrease (£21 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a one-way flight from Reykjavik Keflavik Intl to London (LON).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ReykjavikLondon

KEF Reykjavik Keflavik Intl - LTN London Luton

KEFLTN

Reykjavik Keflavik Intl

Fri 11/12

10:00-13:00

Nonstop3h 00m

London Luton

Wed 31/12

00:00-23:00

Nonstop0h 00m

£32

ReykjavikLondon

KEF Reykjavik Keflavik Intl - LTN London Luton

KEFLTN

Reykjavik Keflavik Intl

Sat 9/1

10:55-13:55

Nonstop3h 00m

London Luton

Wed 31/12

00:00-23:00

Nonstop0h 00m

£35

ReykjavikLondon

KEF Reykjavik Keflavik Intl - LTN London Luton

KEFLTN

Reykjavik Keflavik Intl

Mon 14/12

12:05-15:05

Nonstop3h 00m

London Luton

Wed 31/12

00:00-23:00

Nonstop0h 00m

£39

ReykjavikLondon

KEF Reykjavik Keflavik Intl - LTN London Luton

KEFLTN

Reykjavik Keflavik Intl

Fri 6/11

10:00-13:00

Nonstop3h 00m

London Luton

Wed 31/12

00:00-23:00

Nonstop0h 00m

£44

ReykjavikLondon

KEF Reykjavik Keflavik Intl - STN London Stansted

KEFSTN

Reykjavik Keflavik Intl

Sat 7/11

10:35-18:55

1 stop8h 20m

London Stansted

Wed 31/12

00:00-23:00

Nonstop0h 00m

£45

ReykjavikLondon

KEF Reykjavik Keflavik Intl - LTN London Luton

KEFLTN

Reykjavik Keflavik Intl

Sat 7/11

10:35-21:55

1 stop11h 20m

London Luton

Wed 31/12

00:00-23:00

Nonstop0h 00m

£45

ReykjavikLondon

KEF Reykjavik Keflavik Intl - LTN London Luton

KEFLTN

Reykjavik Keflavik Intl

Mon 9/11

12:05-15:05

Nonstop3h 00m

London Luton

Wed 31/12

00:00-23:00

Nonstop0h 00m

£46

ReykjavikLondon

KEF Reykjavik Keflavik Intl - LGW London Gatwick

KEFLGW

Reykjavik Keflavik Intl

Fri 6/11

18:50-22:00

Nonstop3h 10m

London Gatwick

Wed 31/12

00:00-23:00

Nonstop0h 00m

£47

ReykjavikLondon

KEF Reykjavik Keflavik Intl - LGW London Gatwick

KEFLGW

Reykjavik Keflavik Intl

Tue 3/11

12:20-15:30

Nonstop3h 10m

London Gatwick

Wed 31/12

00:00-23:00

Nonstop0h 00m

£49

ReykjavikLondon

KEF Reykjavik Keflavik Intl - LGW London Gatwick

KEFLGW

Reykjavik Keflavik Intl

Sat 7/11

18:35-21:45

Nonstop3h 10m

London Gatwick

Wed 31/12

00:00-23:00

Nonstop0h 00m

£50

Flights are sorted by cheapest return flights first.

Deals found on 7/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Keflavik Intl to London

Have a flexible travel schedule? Discover the best time to fly to London from Keflavik Intl with our price prediction graph.

KEF-LON

KEF-LTN

KEF-LGW

KEF-STN

KEF-LHR

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 Keflavik Intl Airport to London

KEF-LON

KEF-LTN

KEF-LGW

KEF-STN

KEF-LHR

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

Currently, January is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to London (average of £144). Flying from Reykjavik Keflavik Intl Airport to London in August is currently the most expensive (average of £336). 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 KEF to LON?

When flying from Reykjavik Keflavik Intl Airport to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Reykjavik Keflavik Intl Airport to London flights typically cost between £240 and £391 in November.
The cheapest return price found within the last 5 days was £55 on easyJet (14 Nov–21 Nov).

How often are flights from Reykjavik to London delayed?

About 10% of weekly flights between Reykjavik and London have experienced delays in the past year, with the average delay time being 121 minutes.

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

Historically, flights departing in the early afternoon 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?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday 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, Icelandair have had the lowest number of delays on this route, with just 7% of flights being delayed.

Related info for your journey

How long is the flight from Reykjavik Keflavik Intl Airport to London?
Departing from Reykjavik Keflavik Intl Airport to London will take you 3h. The distance from Reykjavik Keflavik Intl Airport to London is about 1156 mi. Generally, flights for this route are direct.
What are the most popular routes from Reykjavik Keflavik Intl Airport to London?
The most popular flight routes from Reykjavik Keflavik Intl Airport to London are Reykjavik Keflavik Intl - London Gatwick, Reykjavik Keflavik Intl - London City and Reykjavik Keflavik Intl - London Heathrow.
What are the most reliable airlines from Reykjavik Keflavik Intl Airport to London?
The top 3 most reliable airlines when flying from Reykjavik Keflavik Intl Airport to London are TAP AIR PORTUGAL (84%), Icelandair (83%) and Emirates (83%).
What are the cheapest flights from Reykjavik Keflavik Intl Airport to London?
Looking for the cheapest flight from Reykjavik Keflavik Intl Airport to London? While on average our users pay £246, our data indicates the cheapest price to be £71. The most popular route (Reykjavik Keflavik Intl - London Gatwick), is priced around £83.
Can I find deals for flights from Keflavik Intl to London that include hotel bookings?
Yes. In addition to deals on Keflavik Intl to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Keflavik Intl to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Keflavik Intl to London.
Can I find deals for business class flights from Keflavik Intl to London?
Yes. Cheapflights offers flight deals from Keflavik Intl 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 Keflavik Intl Airport to London?
Currently, January is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to London (average of £144). Flying from Reykjavik Keflavik Intl Airport to London in August is currently the most expensive (average of £336). 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.

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When you search for this flight from Keflavik Intl to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Keflavik Intl to London?

Cheapflights helps you find that perfect flight to London from Keflavik Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Keflavik Intl to London with no change fees?

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Cheap flights from Reykjavik Keflavik Intl Airport to London from £22

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Keflavik Intl to London

Cheapest flights from Keflavik Intl to LondonExplore the most affordable flight options available from Keflavik Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Explore the most affordable flight options available from Keflavik Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Best flights from Keflavik Intl to LondonDiscover carefully curated flight deals from Keflavik Intl to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Discover carefully curated flight deals from Keflavik Intl to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Direct flights from Keflavik Intl to LondonExplore direct flight options from Keflavik Intl to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 September 2026.

Explore direct flight options from Keflavik Intl to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 September 2026.

Last-minute flights from Keflavik Intl to LondonDiscover last-minute flight deals from Keflavik Intl to London. Data last updated 8 September 2026 and is based on user searches.

Discover last-minute flight deals from Keflavik Intl to London. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Keflavik Intl to LondonSearch for one-way flight options from Keflavik Intl to London. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Search for one-way flight options from Keflavik Intl to London. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Find flight deals from Keflavik Intl to London

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to London that are best for you.

Best time to book a flight from Keflavik Intl to London

Have a flexible travel schedule? Discover the best time to fly to London from Keflavik Intl with our price prediction graph.

Cheapflights Insights

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

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

Find hourly flight availability from Keflavik Intl 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 8 September 2026.

When flying from Reykjavik Keflavik Intl Airport to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Reykjavik Keflavik Intl Airport to London flights typically cost between £240 and £391 in November.The cheapest return price found within the last 5 days was £55 on easyJet (14 Nov–21 Nov).

How often are flights from Reykjavik to London delayed?

About 10% of weekly flights between Reykjavik and London have experienced delays in the past year, with the average delay time being 121 minutes.

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

Historically, flights departing in the early afternoon 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?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday 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, Icelandair have had the lowest number of delays on this route, with just 7% of flights being delayed.

Related info for your journey

How long is the flight from Reykjavik Keflavik Intl Airport to London?

What are the most popular routes from Reykjavik Keflavik Intl Airport to London?

What are the most reliable airlines from Reykjavik Keflavik Intl Airport to London?

What are the cheapest flights from Reykjavik Keflavik Intl Airport to London?

Can I find deals for flights from Keflavik Intl to London that include hotel bookings?

How can I find direct flights from Keflavik Intl to London?

Can I find deals for business class flights from Keflavik Intl to London?

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

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Can Cheapflights notify me if prices for flights from Keflavik Intl to London become cheaper?

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Cheapest flights from Keflavik Intl to London
Explore the most affordable flight options available from Keflavik Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Best flights from Keflavik Intl to London
Discover carefully curated flight deals from Keflavik Intl to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Direct flights from Keflavik Intl to London
Explore direct flight options from Keflavik Intl to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 September 2026.

Last-minute flights from Keflavik Intl to London
Discover last-minute flight deals from Keflavik Intl to London. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Keflavik Intl to London
Search for one-way flight options from Keflavik Intl to London. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Reykjavik Keflavik Intl Airport to London flights typically cost between £240 and £391 in November.
The cheapest return price found within the last 5 days was £55 on easyJet (14 Nov–21 Nov).