Cheap flights from London Heathrow Airport to Reykjavik Keflavik Intl Airport from £65
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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KEF
22 Jan — 29 Jan1
Return
1 adult
Economy
The best prices from London Heathrow to Reykjavik Keflavik Intl are usually found in January or April, booked 43 days in advance, depart on a Sunday or Tuesday and return on a Monday
Cheap flight deals from Heathrow to Keflavik Intl
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Keflavik Intl (KEF). 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 17 January 2025.
Explore the most affordable flight options available from Heathrow to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.
Sun 9/220:40LHR - KEF
Nonstop3h 15mIcelandair
Fri 14/216:20KEF - LHR
Nonstop3h 10mIcelandair
Deal found 15/1£124
Sat 18/107:35LHR - KEF
Nonstop3h 20mBritish Airways
Fri 14/218:45KEF - LHR
Nonstop3h 00mBritish Airways
Deal found 15/1£133
Thu 6/320:40LHR - KEF
Nonstop3h 15mMultiple Airlines
Mon 10/315:10KEF - LHR
1 stop6h 25mMultiple Airlines
Deal found 15/1£148
Mon 10/321:05LHR - KEF
2 stops13h 55mScandinavian Airlines
Mon 17/311:30KEF - LHR
1 stop7h 00mScandinavian Airlines
Deal found 16/1£166
Best flights from Heathrow to Keflavik Intl
Discover carefully curated flight deals from Heathrow to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 January 2025.
Mon 31/321:25LHR - KEF
Nonstop3h 10mIcelandair
Wed 9/407:40KEF - LHR
Nonstop3h 15mIcelandair
Deal found 16/1£119
Mon 31/321:25LHR - KEF
Nonstop3h 10mMultiple Airlines
Wed 9/411:05KEF - LHR
1 stop9h 30mMultiple Airlines
Deal found 16/1£151
Wed 5/307:30LHR - KEF
Nonstop3h 20mBritish Airways
Fri 7/318:45KEF - LHR
Nonstop3h 00mBritish Airways
Deal found 16/1£155
Mon 10/321:05LHR - KEF
2 stops13h 55mScandinavian Airlines
Mon 17/311:30KEF - LHR
1 stop7h 00mScandinavian Airlines
Deal found 16/1£166
Tue 28/107:30LHR - KEF
1 stop6h 25mLufthansa
Wed 5/214:15KEF - LHR
2 stops8h 40mLufthansa
Deal found 16/1£253
Direct flights from Heathrow to Keflavik Intl
Explore direct flight options from Heathrow to Keflavik Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 January 2025.
Sun 9/220:40LHR - KEF
Nonstop3h 15mIcelandair
Fri 14/216:20KEF - LHR
Nonstop3h 10mIcelandair
Deal found 15/1£124
Sun 19/107:20LHR - KEF
Nonstop3h 20mBritish Airways
Sun 26/118:20KEF - LHR
Nonstop3h 00mBritish Airways
Deal found 16/1£145
Sun 13/421:25LHR - KEF
Nonstop3h 10mMultiple Airlines
Thu 24/410:30KEF - LHR
Nonstop3h 10mMultiple Airlines
Deal found 15/1£164
Last-minute flights from Heathrow to Keflavik Intl
Discover last-minute flight deals from Heathrow to Keflavik Intl. Data last updated 17 January 2025 and is based on user searches.
Sat 18/107:35LHR - KEF
Nonstop3h 20mBritish Airways
Fri 14/218:45KEF - LHR
Nonstop3h 00mBritish Airways
Deal found 15/1£133
Tue 21/107:30LHR - KEF
1 stop6h 25mLufthansa
Tue 28/114:55KEF - LHR
1 stop7h 20mLufthansa
Deal found 15/1£231
Wed 22/120:40LHR - KEF
Nonstop3h 15mIcelandair
Sat 25/107:35KEF - LHR
Nonstop3h 15mIcelandair
Deal found 15/1£187
Wed 22/110:00LHR - KEF
1 stop9h 05mKLM
Sun 26/120:00KEF - LHR
1 stop13h 00mKLM
Deal found 16/1£443
Fri 24/121:05LHR - KEF
1 stop18h 10mScandinavian Airlines
Wed 5/211:30KEF - LHR
2 stops10h 05mScandinavian Airlines
Deal found 15/1£243
Sun 26/107:20LHR - KEF
Nonstop3h 20mMultiple Airlines
Mon 27/115:10KEF - LHR
1 stop6h 25mMultiple Airlines
Deal found 15/1£169
Sun 26/107:20LHR - KEF
Nonstop3h 20mBritish Airways
Mon 27/111:45KEF - LHR
Nonstop3h 15mBritish Airways
Deal found 15/1£175
Mon 3/220:40LHR - KEF
Nonstop3h 15mMultiple Airlines
Tue 4/211:30KEF - LHR
1 stop6h 10mMultiple Airlines
Deal found 15/1£153
Sun 9/220:40LHR - KEF
Nonstop3h 15mIcelandair
Fri 14/216:20KEF - LHR
Nonstop3h 10mIcelandair
Deal found 15/1£124
Mon 10/207:05LHR - KEF
1 stop7h 15mScandinavian Airlines
Mon 17/215:10KEF - LHR
1 stop6h 25mScandinavian Airlines
Deal found 15/1£173
One-way flights from Heathrow to Keflavik Intl
Search for one-way flight options from Heathrow to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 17 January 2025.
Fri 14/320:40LHR - KEF
Nonstop3h 15mIcelandair
Deal found 16/1£71
Tue 25/306:25LHR - KEF
1 stop8h 10mMultiple Airlines
Deal found 15/1£84
Sun 9/307:20LHR - KEF
Nonstop3h 20mBritish Airways
Deal found 16/1£85
Mon 24/221:05LHR - KEF
2 stops13h 35mScandinavian Airlines
Deal found 16/1£110
Thu 3/413:40LHR - KEF
1 stop11h 30mLufthansa
Deal found 16/1£141
Wed 16/420:05LHR - KEF
1 stop13h 15mSWISS
Deal found 16/1£206
Sat 15/310:20LHR - KEF
2 stops13h 00mFinnair
Deal found 16/1£295
Find flights from Heathrow to Keflavik Intl within your budget
Customise your flight search to find flights from Heathrow to Keflavik Intl 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 17 January 2025.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Mon 31/3
21:25-23:35
Nonstop3h 10m
Reykjavik Keflavik Intl
Wed 9/4
07:40-11:55
Nonstop3h 15m
£119
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Mon 31/3
21:25-23:35
Nonstop3h 10m
Reykjavik Keflavik Intl
Wed 9/4
11:05-21:35
1 stop9h 30m
£151
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Wed 5/3
07:30-10:50
Nonstop3h 20m
Reykjavik Keflavik Intl
Fri 7/3
18:45-21:45
Nonstop3h 00m
£155
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Mon 10/3
21:05-11:00
2 stops13h 55m
Reykjavik Keflavik Intl
Mon 17/3
11:30-18:30
1 stop7h 00m
£166
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Tue 28/1
07:30-13:55
1 stop6h 25m
Reykjavik Keflavik Intl
Wed 5/2
14:15-22:55
2 stops8h 40m
£253
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Thu 1/5
21:25-23:35
Nonstop3h 10m
£65
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Sun 18/5
07:25-09:30
Nonstop3h 05m
£73
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Tue 25/3
06:25-14:35
1 stop8h 10m
£84
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Thu 5/6
06:40-16:20
1 stop10h 40m
£91
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Thu 3/4
13:40-00:10
1 stop11h 30m
£141
Flights are sorted by cheapest return flights first.
Deals found on 15/1
Showing 1-10 of 12 results
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Best time to book a flight from Heathrow to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Heathrow 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.
Travel insights for flights from Heathrow to Keflavik Intl
Get recent, data-driven insights about flights from Heathrow to Keflavik Intl including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport?
Use this chart to determine the optimal time to book a return flight from Heathrow to Keflavik Intl. Price data was last updated on 10 January 2025.
The price you pay for your flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport (average of £75). Flying from London Heathrow Airport to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of £289). 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 LHR to KEF?
Find hourly flight availability from Heathrow to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.
It’s typically best to fly out from London Heathrow Airport to Reykjavik Keflavik Intl Airport in the morning. Doing so could potentially save you 16% on the flight price compared to flying at midday, which is usually more expensive.
Weekly flight availability from London Heathrow Airport to Reykjavik Keflavik Intl Airport
Explore weekly flight availability from Heathrow to Keflavik Intl. 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 17 January 2025.
The most flights from LHR to KEF are scheduled on a Friday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).
Rainfall in Keflavik Intl by month
Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 40.0 mm.
Temperature in Keflavik Intl by month
Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, 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 11.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).
Reviews of airlines servicing Keflavik Intl
Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated 17 January 2025.
To help decide which airline to fly from London to Reykjavik, see what other customers have to say about British Airways, Lufthansa and Scandinavian Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What are the cheapest airlines flying from London Heathrow Airport to Reykjavik Keflavik Intl Airport round-trip?
Flying on Icelandair is currently your cheapest option to Reykjavik Keflavik Intl Airport, with prices starting at £119. Additional return tickets that might be worth considering are offered by British Airways and Scandinavian Airlines, with the lowest prices starting at £155 and £166, respectively. These flights start at 45% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from London Heathrow Airport to Reykjavik Keflavik Intl Airport one-way?
The cheapet airlines for a one-way flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport are Icelandair (£71), British Airways (£85), and Scandinavian Airlines (£110).
What are the most reliable airlines from London Heathrow Airport to Reykjavik Keflavik Intl Airport?
The top 3 most reliable airlines when flying from London Heathrow Airport to Reykjavik Keflavik Intl Airport are Emirates (83%), Qatar Airways (83%) and American Airlines (73%).
What are the cheapest flights from London Heathrow Airport to Reykjavik Keflavik Intl Airport?
While on average a flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport is generally £1,017, our data shows the cheapest flight currently is £133. When looking at the most popular route, (London Heathrow - Reykjavik Keflavik Intl), you can expect to pay £119 for that flight.
Can I find deals for business class flights from Heathrow to Keflavik Intl?
Yes. Cheapflights offers flight deals from Heathrow to Keflavik Intl 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 London Heathrow Airport to Reykjavik Keflavik Intl Airport?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport (average of £75). Flying from London Heathrow Airport to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of £289). 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.
Explore flights to Keflavik Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 17 January 2025.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 17 January 2025.
Top 5 airlines flying from Heathrow to Keflavik Intl
Discover the top 5 airlines that operate flights from Heathrow to Keflavik Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 January 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Keflavik Intl?
When you search for this flight from Heathrow to Keflavik Intl, 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 Heathrow to Keflavik Intl?
Cheapflights helps you find that perfect flight to Keflavik Intl from Heathrow 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 Heathrow to Keflavik Intl with no change fees?
Need flexible booking options for your flight to Keflavik Intl from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Keflavik Intl become cheaper?
Yes! Start tracking prices for Heathrow to Keflavik Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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