LON - KEF

$156 Find Cheap Flights from London to Reykjavik – Compare and Save

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Everything you should know

Cheapest return flight
$203
Typical prices: $267-$621
easyJet
Thu 25/1Wed 31/1
LGW - KEF • Direct
Cheapest direct flights
$203
Typical prices: $265-$621
easyJet
Fri 2/3Mon 5/3
LGW - KEF • Direct
Advice from real travellers
On Icelandair, pre-order in-flight food or bring snacks to avoid high meal costs.
From London, know the transit system to save time and avoid costly traffic delays.
Expert advice
+1
Expert advice
+1
Direct flights
You can fly direct with Icelandair, easyJet, and others. Average duration is 3h 15m.
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 35% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 89% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 13 weeks in advance save around 51% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 40% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg $276 (return)
Shortest trip • 5h 39m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Reykjavik Keflavik Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from London to Keflavik Intl (LON-KEF)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from London to Keflavik Intl

Thu, 4 Mar - Tue, 9 Mar
easyJet Logo
06:00 - 09:15LTN  London Luton-KEF Reykjavik Keflavik Intl
3h 15mdirect
easyJet Logo
11:05 - 14:05KEF  Reykjavik Keflavik Intl-LTN London Luton
3h 00mdirect
$203easyJet
Mon, 9 Nov - Sun, 15 Nov
easyJet Logo
08:00 - 11:15LTN  London Luton-KEF Reykjavik Keflavik Intl
3h 15mdirect
easyJet Logo
10:05 - 13:05KEF  Reykjavik Keflavik Intl-LTN London Luton
3h 00mdirect
$203easyJet
Wed, 6 Jan - Fri, 8 Jan
easyJet Logo
08:00 - 11:15LTN  London Luton-KEF Reykjavik Keflavik Intl
3h 15mdirect
easyJet Logo
19:55 - 22:50KEF  Reykjavik Keflavik Intl-LTN London Luton
2h 55mdirect
$203easyJet
Fri, 11 Dec - Sun, 13 Dec
easyJet Logo
15:55 - 19:00LTN  London Luton-KEF Reykjavik Keflavik Intl
3h 05mdirect
easyJet Logo
11:05 - 21:55KEF  Reykjavik Keflavik Intl-LTN London Luton
10h 50m1 stop Edinburgh Turnhouse
$203easyJet
Thu, 4 Mar - Fri, 5 Mar
easyJet Logo
06:00 - 09:15LTN  London Luton-KEF Reykjavik Keflavik Intl
3h 15mdirect
easyJet Logo
10:00 - 13:00KEF  Reykjavik Keflavik Intl-LTN London Luton
3h 00mdirect
$203easyJet
Wed, 9 Dec - Sat, 12 Dec
easyJet Logo
18:15 - 08:30LTN  London Luton-KEF Reykjavik Keflavik Intl
14h 15m1 stop Edinburgh Turnhouse
easyJet Logo
10:55 - 13:55KEF  Reykjavik Keflavik Intl-LTN London Luton
3h 00mdirect
$203easyJet
Thu, 3 Dec - Mon, 7 Dec
easyJet Logo
06:00 - 09:15LTN  London Luton-KEF Reykjavik Keflavik Intl
3h 15mdirect
easyJet Logo
12:05 - 15:05KEF  Reykjavik Keflavik Intl-LTN London Luton
3h 00mdirect
$203easyJet
Mon, 25 Jan - Sun, 31 Jan
easyJet Logo
07:40 - 11:10LGW  London Gatwick-KEF Reykjavik Keflavik Intl
3h 30mdirect
easyJet Logo
20:15 - 23:25KEF  Reykjavik Keflavik Intl-LGW London Gatwick
3h 10mdirect
$203easyJet
Wed, 9 Dec - Sat, 12 Dec
Icelandair Logo
20:35 - 23:50LHR  London Heathrow-KEF Reykjavik Keflavik Intl
3h 15mdirect
Icelandair Logo
16:20 - 19:30KEF  Reykjavik Keflavik Intl-LHR London Heathrow
3h 10mdirect
$279Icelandair
Sat, 21 Nov - Sun, 22 Nov
Icelandair Logo
20:35 - 23:50LHR  London Heathrow-KEF Reykjavik Keflavik Intl
3h 15mdirect
Icelandair Logo
07:35 - 10:50KEF  Reykjavik Keflavik Intl-LHR London Heathrow
3h 15mdirect
$281Icelandair
Booking Insights

Price, demand, and travel trends for London to Reykjavik Keflavik Intl Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from London to Reykjavik Keflavik Intl Airport with more confidence.

How much is a return flight from London to Reykjavik Keflavik Intl Airport?

Return flights from London to Reykjavik Keflavik Intl Airport start at $203. Prices are below average for this route right now, with typical return fares ranging from $267 to $621. The lowest price found in the past 5 days was $203 on easyJet.

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

London Luton Airport (LTN) to Reykjavik Keflavik Intl Airport (KEF) is the cheapest London to Reykjavik Keflavik Intl Airport route, averaging $241 return. Other London to Reykjavik Keflavik Intl Airport routes average $401, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from London to Reykjavik Keflavik Intl Airport?

Thursday is the cheapest day of the week to fly from London to Reykjavik Keflavik Intl Airport and is 0% cheaper than the average day. Saturday is the most expensive day with flight prices 11% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

•January is the cheapest month to fly from London to Reykjavik Keflavik Intl Airport at $248 return.
•August ($629) and July ($623) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 153% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from London to Reykjavik Keflavik Intl Airport the cheapest?

Flights from London to Reykjavik Keflavik Intl Airport are cheapest 13 weeks before departure. Booking in this window typically costs about 51% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for London to Reykjavik Keflavik Intl Airport flights

Low season

May

Cheapest flight

$156
Best time to beat the crowds but there is an average 4% increase in price.
Most popular time to fly and prices are also 36% lower on average.
Flights from London Stansted Airport to Reykjavik Keflavik Intl Airport

When to book flights from London to Keflavik Intl

Are your dates flexible? Find out the best times to travel from London to Keflavik Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Flights from London to Keflavik Intl: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from London to Keflavik Intl 
Verified travelerFlew with Icelandair-Feb 2025
Pack snacks. Expensive restaurants and no in flight food unless ordered.
JonFlew with Icelandair-June 2024
Understanding the transit system. Something we had not done. So we took a cab that sat in a lot of traffic and cost us a lot of time and money when we could have taken the tube for very little cost and half time time

Your London to Reykjavik Keflavik Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • What are the earliest and latest flights from London to Reykjavik Keflavik Intl Airport?

    These are the earliest and latest flight times available from London to Reykjavik Keflavik Intl Airport:

    • Earliest: departs at 06:00 and lands at 09:15
    • Latest: departs at 21:25 and lands at 00:40.

    The flight takes about 3h 15m.

  • Which cabin classes can I book on flights from London to Reykjavik Keflavik Intl Airport?

    Two cabin classes are available on flights from London to Reykjavik Keflavik Intl Airport:

    • Economy class
    • Business Class

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

    A direct flight from London to Reykjavik Keflavik Intl Airport takes 3h 15m, covering 3,065 km.

  • Do I need a passport to fly from London to Reykjavik Keflavik Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a London to Reykjavik Keflavik Intl Airport flight?

    Return flights from London to Reykjavik Keflavik Intl Airport range from $267 to $621, with an average of $415 over the past 12 months. Anything below $267 counts as a good deal.

  • How expensive are last-minute London to Reykjavik Keflavik Intl Airport flights?

    Last-minute fares on this route (booked within 2 weeks of departure) run 57% above the route average of $415. Book 13 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from London to Reykjavik Keflavik Intl Airport?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average $276 return via Gdansk Rebiechowo (GDN), compared with $414 for direct.

  • How does British Airways's on-time performance compare to other airlines on London to Reykjavik Keflavik Intl Airport flights?

    British Airways is slightly above the route average for timely arrivals, while easyJet has a lower on-time arrival rate. On-time arrival rates on London to Reykjavik Keflavik Intl Airport flights are:

    • British Airways: 89% on time
    • easyJet: 89% on time
    • Jet2: 88% on time

    On average, flights on this route are punctual 88% of the time.

  • What is the standard checked bag allowance on flights from London to Reykjavik Keflavik Intl Airport?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge $50–$140 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • How are flight departures from London to Reykjavik Keflavik Intl Airport spread across the day?

    Morning is the busiest departure period on London to Reykjavik Keflavik Intl Airport flights, with 51% leaving in that window. Afternoon departures account for 33%, Evening flights for 16%, and Night flights for 0%.

  • How are flight prices from London to Reykjavik Keflavik Intl Airport looking right now?

    One-way fares from London to Reykjavik Keflavik Intl Airport are currently lower than usual. Average one-way flight prices are about $159, which is 43% below the typical average for this route.

  • Which car hire options are available at Reykjavik Keflavik Intl Airport (KEF)?

    Reykjavik Keflavik Intl Airport (KEF) hosts 5 major car hire companies, with daily rates starting from around $22 for economy cars. Top options include:
    • Ice Rental 4x4
    • Fair Car
    • Budget
    • Europcar
    • Alamo

  • Which airports can I use when flying from London to Reykjavik Keflavik Intl Airport?

    Flights from London to Reykjavik Keflavik Intl Airport may depart from several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN). Flights usually arrive at Reykjavik Keflavik Intl (KEF).

  • How do delay rates compare for morning and evening flights from London to Reykjavik Keflavik Intl Airport?

    Evening flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • At what point is a flight considered delayed on the route from London to Reykjavik Keflavik Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the London to Reykjavik Keflavik Intl Airport route, 12% of flights were delayed in the past 3 months, with delays averaging 1 hour 37 minutes.

  • Which airports do connecting flights from London to Reykjavik Keflavik Intl Airport pass through?

    One-stop flights from London to Reykjavik Keflavik Intl Airport most commonly connect through:

    • Kastrup Copenhagen (CPH) – 29% of one-stop connections
    • Oslo Gardermoen (OSL) – 21% of one-stop connections
    • Gdansk Rebiechowo (GDN) – 10% of one-stop connections
    • Edinburgh Turnhouse (EDI) – 8% of one-stop connections

    Kastrup Copenhagen (CPH) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from London to Reykjavik Keflavik Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 11% on the London to Reykjavik Keflavik Intl Airport route. Thursday is the cheapest departure day at $415 return on average, while Saturday is the most expensive at $463, a difference of $48. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines are available on the route from London to Reykjavik Keflavik Intl Airport?

    4 airlines operate flights between London and Reykjavik Keflavik Intl Airport. The airlines offering direct flights on this route include:

    • Icelandair
    • easyJet
    • British Airways
    • Jet2

  • How much time can I save by choosing a different stopover airport from London to Reykjavik Keflavik Intl Airport?

    Flying via Dublin (DUB) gives the shortest average 1-stop total travel time of 5h 39m, compared to 6h 39m via Frankfurt am Main (FRA) and 7h 58m via Kastrup Copenhagen (CPH).

  • What is the time difference between London and Reykjavik Keflavik Intl Airport?

    Reykjavik Keflavik Intl Airport is 1 hour behind London (Greenwich Mean Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Reykjavik Keflavik Intl Airport?

    Some of the most popular sights in Reykjavik Keflavik Intl Airport are Harpa and Reykjavik Free Church. These are among the most viewed places in Reykjavik Keflavik Intl Airport on KAYAK.

  • Which airlines offer extra legroom and free seat selection on London to Reykjavik Keflavik Intl Airport flights?

    Among airlines operating London to Reykjavik Keflavik Intl Airport flights:

    • Icelandair: offers extra legroom; offers free seat selection
    • easyJet: offers free seat selection
    • British Airways: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on London to Reykjavik Keflavik Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Icelandair: a cabin bag and a checked bag in Economy class
    • easyJet: a cabin bag and a checked bag in Economy class
    • British Airways: a cabin bag and a checked bag in Economy class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

  • Are there public transport options from Keflavik Airport to the city centre?

    You can get coach transport via FlyBus and Airport Direct to the city centre from Keflavik Airport. Straeto Bus No.55 operates a local bus service to locations in Central Reykjavik as an additional option. The airport also has taxi ranks and a car hire centre if you prefer. Rideshare options like Lyft and Uber are currently unavailable in Iceland.

  • Where can I pick up some Icelandic krona at Keflavik Airport?

    Arion Bank operates a full-service branch with currency exchange facilities in the arrivals hall at Keflavik Airport. The bank also maintains cashpoint machines in the arrivals hall and near the luggage reclaim area for your convenience.

  • Are there any onsite hotels at Keflavik Airport?

    There are no onsite accommodations at Keflavik Airport, but you can locate a few hotels nearby to spend the night after your flight. Hotel Keflavik by Reykjavik Keflavik Airport, Diamond Suites by Reykjavik Keflavik Airport and Park Inn by Radisson Reykjavik Keflavik Airport are three establishments within 2 miles with airport shuttle transfer services.

  • What other cities are accessible from Keflavik Airport?

    The cities of Hafnarfjodur and Kopavogur are easily reachable by airport car hire from Keflavik Airport. If you’re seeking destinations using continuing flight services, there are routes to Glasgow and Edinburgh via Dublin and services to Bergen or Stavanger in Norway.

Your guide to booking London to Reykjavik Keflavik Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure instead of Saturday. On this route, Thursday flights average $415 – about $48 less than Saturday (10% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 13 weeks before you fly. On this route, that window historically saves about 51% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your London to Reykjavik Keflavik Intl Airport trip for January. Fares historically average $248 return in that month – typically $380 less than the most expensive month, which is August (based on the last 12 months).
  • If arriving on time is high on your priority list, British Airways is the strongest pick on this route. 89% of British Airways flights from London to Reykjavik Keflavik Intl Airport arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 88%. When flights on this route do arrive late, the average delay is 1 hour37 minutes, so choosing an airline with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Gdansk Rebiechowo Airport (GDN) can be cheaper than flying direct. The cheapest stopover option averages $276 return on this route – about $138 less than direct flights (based on the last 12 months).
  • Keflavik International Airport (KEF) is one of two Reykjavik airports serving the capital city and the primary gateway for foreign air travel to Iceland. It is located some 30 miles from Central Reykjavik and acts as a base of operations for national airline Icelandair as well as the low-budget carrier PLAY, both of whom provide flights from London to Reykjavik.
  • Departures to Reykjavik are available from the majority of London-area airports. PLAY and easyJet lead the way with direct flights from London Luton (LTN) and London Stansted (STN), while Icelandair operates directly from London Heathrow (LHR) and London Gatwick (LGW). Lufthansa offers one-stop flights via Frankfurt from London City Airport (LCY), but you can also get one-stop service from other airports with connections in Vienna, Milan and Warsaw.
  • For those who prefer to park and fly, all of the London metro airports provide a variety of parking options to suit your needs. In addition to short- and long-stay garages, you can also choose meet-and-greet, valet and premium parking, with designated spaces for Blue Badge holders, at affordable daily rates.
  • If you’re in the company of young children on flights to Reykjavik, you should know that each of the London airports provides family-related services and facilities to help make your airport experience a pleasant one. Baby-changing rooms are available throughout all terminals, and there are children’s play areas with an assortment of games and other amusements to keep them busy prior to boarding.
  • Take advantage of the Fast Track service at your point of departure to escape the long queues at security checkpoints. Fast Track passes for London Heathrow, London Gatwick, London Stansted, London Luton and London City Airport are available for purchase online, but you can also grab one at an airport kiosk at least 1h before departure.

Prefer to fly direct from London to Reykjavik Keflavik Intl?

 
Find which airlines fly direct from London to Reykjavik Keflavik Intl Airport, which days they fly and book direct flights.

Direct departures

London to Reykjavik Keflavik Intl

Monday

British Airways,Icelandair,Jet2, +1 more

British Airways,Icelandair, +2 more

Tuesday

British Airways,Icelandair,easyJet

British Airways,Icelandair, +1 more

Wednesday

British Airways,Icelandair,easyJet

British Airways,Icelandair, +1 more

Thursday

British Airways,Icelandair,Jet2, +1 more

British Airways,Icelandair, +2 more

Friday

British Airways,Icelandair,Jet2, +1 more

British Airways,Icelandair, +2 more

Saturday

British Airways,Icelandair,easyJet

British Airways,Icelandair, +1 more

Sunday

British Airways,Icelandair,Jet2, +1 more

British Airways,Icelandair, +2 more

See more direct flights

Direct returns

Reykjavik Keflavik Intl to London

Monday

British Airways,Icelandair,Jet2, +1 more

British Airways,Icelandair, +2 more

Tuesday

British Airways,Icelandair,easyJet

British Airways,Icelandair, +1 more

Wednesday

British Airways,Icelandair,easyJet

British Airways,Icelandair, +1 more

Thursday

British Airways,Icelandair,Jet2, +1 more

British Airways,Icelandair, +2 more

Friday

British Airways,Icelandair,Jet2, +1 more

British Airways,Icelandair, +2 more

Saturday

British Airways,Icelandair,easyJet

British Airways,Icelandair, +1 more

Sunday

British Airways,Icelandair,Jet2, +1 more

British Airways,Icelandair, +2 more

See more direct flights

More options for your flight from London to Keflavik Intl

Complete your trip to Reykjavik with a hotel stay or car hire