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£66+ Cheap flights to Keflavik Intl
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 26/11. Fares are subject to change and may not be available on all flights or dates of travel.
— KEF
31 Aug — 7 Sep1
Return
1 adult
Economy
Flights to Keflavik Intl in 2025
Find the latest flights to Keflavik Intl in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 26 August 2025.
Find flight deals to Keflavik Intl Airport
Cheapest flights to Keflavik Intl AirportExplore the most affordable flight options available to Keflavik Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 26 August 2025.
Explore the most affordable flight options available to Keflavik Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 26 August 2025.
Mon 15/1215:30LTN - KEF
Nonstop3h 15measyJet
Tue 6/117:05KEF - LTN
1 stop15h 10measyJet
Deal found 25/8£118
Wed 5/1113:55LGW - KEF
Nonstop3h 20measyJet
Sun 9/1111:20KEF - LGW
Nonstop3h 10measyJet
Deal found 25/8£119
Thu 18/911:40STN - KEF
Nonstop3h 05mPLAY
Tue 23/906:40KEF - STN
Nonstop3h 00mPLAY
Deal found 26/8£119
Mon 17/1107:40LGW - KEF
Nonstop3h 30measyJet
Thu 20/1112:30KEF - LGW
1 stop9h 20measyJet
Deal found 26/8£119
Wed 24/911:40STN - KEF
Nonstop3h 05mPLAY
Tue 7/1006:40KEF - STN
Nonstop3h 00mPLAY
Deal found 25/8£119
Wed 15/1006:15LTN - KEF
Nonstop3h 05measyJet
Wed 22/1009:00KEF - LTN
Nonstop3h 00measyJet
Deal found 25/8£120
Fri 7/1115:00LGW - KEF
Nonstop3h 20measyJet
Sun 9/1111:20KEF - LGW
Nonstop3h 10measyJet
Deal found 25/8£120
Thu 18/911:40STN - KEF
Nonstop3h 05mPLAY
Sun 21/906:40KEF - STN
Nonstop3h 00mPLAY
Deal found 26/8£120
Mon 17/1108:00LTN - KEF
Nonstop3h 15mMultiple Airlines
Wed 19/1100:45KEF - LTN
1 stop13h 10mMultiple Airlines
Deal found 24/8£121
Sun 12/1009:05LGW - KEF
1 stop10h 10mMultiple Airlines
Mon 27/1012:00KEF - LGW
Nonstop3h 10mMultiple Airlines
Deal found 25/8£121
Fri 26/911:40STN - KEF
Nonstop3h 05mPLAY
Sun 5/1006:40KEF - STN
Nonstop3h 00mPLAY
Deal found 24/8£121
Wed 1/1008:30LTN - KEF
1 stop12h 45mWizz Air
Wed 8/1020:55KEF - LTN
1 stop9h 50mWizz Air
Deal found 24/8£122
Cheapflights Fare Finder
Locate flights to Keflavik Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 26 August 2025.
Use the filters below to find and compare flights to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
London
Route
Depart
Return
Price
LondonReykjavik
LTN - KEF
LTNKEF
London Luton
Mon 15/12
15:30-18:45
Nonstop3h 15m
Reykjavik Keflavik Intl
Tue 6/1
17:05-08:15
1 stop15h 10m
£118
LondonReykjavik
STN - KEF
STNKEF
London Stansted
Tue 30/9
11:40-13:45
Nonstop3h 05m
Reykjavik Keflavik Intl
Sun 5/10
06:40-10:40
Nonstop3h 00m
£119
LondonReykjavik
LGW - KEF
LGWKEF
London Gatwick
Wed 5/11
13:55-17:15
Nonstop3h 20m
Reykjavik Keflavik Intl
Sun 9/11
11:20-14:30
Nonstop3h 10m
£119
LondonReykjavik
STN - KEF
STNKEF
London Stansted
Thu 18/9
11:40-13:45
Nonstop3h 05m
Reykjavik Keflavik Intl
Tue 23/9
06:40-10:40
Nonstop3h 00m
£119
LondonReykjavik
STN - KEF
STNKEF
London Stansted
Wed 24/9
11:40-13:45
Nonstop3h 05m
Reykjavik Keflavik Intl
Sun 5/10
06:40-10:40
Nonstop3h 00m
£119
LondonReykjavik
STN - KEF
STNKEF
London Stansted
Sun 28/9
11:40-13:45
Nonstop3h 05m
Reykjavik Keflavik Intl
Sun 5/10
06:40-10:40
Nonstop3h 00m
£119
LondonReykjavik
LGW - KEF
LGWKEF
London Gatwick
Mon 17/11
07:40-11:10
Nonstop3h 30m
Reykjavik Keflavik Intl
Thu 20/11
12:30-21:50
1 stop9h 20m
£119
LondonReykjavik
LGW - KEF
LGWKEF
London Gatwick
Sat 21/2
14:25-17:45
Nonstop3h 20m
Reykjavik Keflavik Intl
Sun 8/3
11:20-14:30
Nonstop3h 10m
£119
LondonReykjavik
STN - KEF
STNKEF
London Stansted
Wed 24/9
11:40-13:45
Nonstop3h 05m
Reykjavik Keflavik Intl
Wed 8/10
06:40-10:40
Nonstop3h 00m
£119
LondonReykjavik
STN - KEF
STNKEF
London Stansted
Tue 30/9
11:40-13:45
Nonstop3h 05m
Reykjavik Keflavik Intl
Wed 8/10
06:40-10:40
Nonstop3h 00m
£119
Showing 1-10 of 60 results
Best time to book a flight to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl 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 to Reykjavik Keflavik Intl Airport
When is the best time to book a flight to Keflavik Intl?
Use this chart to determine the optimal time to book a return flight from London to Keflavik Intl. Price data was last updated on 22 August 2025.
The best time to book flights to Keflavik Intl is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
How long is the flight to Keflavik Intl?
On average, a flight from London to Keflavik Intl takes 4 hours 9 minutes. Flights to Keflavik Intl from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.
When is the cheapest time to fly to Keflavik Intl?
Use this chart to determine the cheapest time to fly return from London to Keflavik Intl. Price data was last updated on 16 December 2024.
Users looking for the lowest fares to Keflavik Intl should consider flying on Monday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Wednesday evenings, when prices are usually at their highest.
Weekly flight availability to Keflavik Intl
The most flights from London to Keflavik Intl are scheduled on a Sunday (24 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (10 on average).
What are the most popular airlines that fly to Keflavik Intl?
The most popular airlines flying from London to Keflavik Intl are Icelandair, British Airways and easyJet.
What are the cheapest airlines that fly to Keflavik Intl?
The cheapest airlines flying from London to Keflavik Intl are easyJet, PLAY and Icelandair.
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 Keflavik Intl 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 Keflavik Intl 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 Keflavik Intl, 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 26 August 2025.
Read reviews from past customers who have flown Icelandair, PLAY, andeasyJet to Iceland. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.2
Comfort
6.9
Crew
8.0
Overall
7.0
Entertainment
7.0
Boarding
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2025
GVA - KEF
Food
6.2
Comfort
6.9
Crew
8.0
Overall
7.0
Entertainment
7.0
Boarding
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2025
GVA - KEF
PLAY
Food
6.2
Comfort
6.9
Crew
8.0
Overall
7.0
Entertainment
7.0
Boarding
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2025
GVA - KEF
Food
6.2
Comfort
6.9
Crew
8.0
Overall
7.0
Entertainment
7.0
Boarding
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2025
GVA - KEF
Food
6.2
Comfort
6.9
Crew
8.0
Overall
7.0
Entertainment
7.0
Boarding
7.1
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2025
GVA - KEF
FAQs about flying to Keflavik Intl
As Iceland’s largest airport, dealing solely with international flights, it’s not surprising that Keflavik International Airport is the gateway for most international travel in Iceland.
There is only one terminal building, the Leifur Eiriksson Air Terminal, named after the famed Icelandic explorer who is said to have been the first European to land in America, 500 years before Columbus.
Flights to Keflavik International arrive daily from major European and American hubs, although most airlines operate flights on a seasonal basis. At the airport there’s plenty to keep you busy, from shopping in one of the duty-free stores to lounging in the business lounge. You can even appreciate some of Iceland’s finer artwork, which is displayed in the terminal building.
As it’s a small airport, there won’t be much waiting in queues, and there are friendly and welcoming Icelandair staff ready to assist should you need it.
Travelling to a place near Reykjavik Keflavik Intl Airport?
Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locationsHveragerdi
Keflavik
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