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£116+ 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 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
— KEF
12 Aug — 19 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Keflavik Intl in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Keflavik Intl Airport
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 13 July 2026.

Thu 5/1117:30
LHR
-
KEF
1 stop17h 20m
Scandinavian Airlines
Sat 7/1117:05
KEF
-
LHR
1 stop16h 30m
Scandinavian Airlines
Deal found 8/7£207
Thu 19/1106:20
LGW
-
KEF
2 stops27h 30m
Multiple Airlines
Tue 24/1111:55
KEF
-
LGW
2 stops20h 25m
Multiple Airlines
Deal found 8/7£207
Wed 30/921:25
LHR
-
KEF
Nonstop3h 10m
Icelandair
Wed 7/1016:10
KEF
-
LHR
Nonstop3h 10m
Icelandair
Deal found 12/7£208
Sun 30/808:30
LTN
-
KEF
1 stop9h 20m
Wizz Air
Sat 5/919:20
KEF
-
LTN
1 stop11h 10m
Wizz Air
Deal found 12/7£208
Fri 18/921:20
LGW
-
KEF
1 stop11h 30m
easyJet
Mon 21/918:40
KEF
-
LGW
1 stop12h 50m
easyJet
Deal found 9/7£208
Wed 26/821:20
STN
-
KEF
1 stop15h 05m
Multiple Airlines
Tue 1/920:05
KEF
-
STN
1 stop14h 40m
Multiple Airlines
Deal found 10/7£208
Wed 9/911:45
LHR
-
KEF
1 stop8h 15m
KLM
Thu 17/919:15
KEF
-
LHR
1 stop12h 45m
KLM
Deal found 8/7£209
Wed 26/820:35
LTN
-
KEF
1 stop15h 50m
Multiple Airlines
Wed 2/908:20
KEF
-
LTN
1 stop13h 05m
Multiple Airlines
Deal found 12/7£209
Thu 8/1007:25
LGW
-
KEF
2 stops12h 30m
Multiple Airlines
Thu 15/1009:00
KEF
-
LGW
1 stop11h 10m
Multiple Airlines
Deal found 11/7£209
Wed 2/1208:05
STN
-
KEF
1 stop9h 10m
Multiple Airlines
Sat 12/1220:45
KEF
-
STN
2 stops14h 20m
Multiple Airlines
Deal found 11/7£209
Fri 4/1220:25
LHR
-
KEF
1 stop17h 20m
KLM
Fri 11/1214:45
KEF
-
LHR
1 stop16h 55m
KLM
Deal found 10/7£210
Sun 30/808:30
LTN
-
KEF
1 stop9h 20m
Wizz Air
Sun 6/917:30
KEF
-
LTN
1 stop13h 00m
Wizz Air
Deal found 9/7£210

Find flight deals to Keflavik Intl Airport

Find the latest flights to Keflavik Intl in 2026, 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 13 July 2026.

Return from

£207

One-way from

£116

Popular in

July

Cheapest in

January

Average price

£282

Good round-trip deal

£146 or less

Good one-way deal

£60 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 5/11-7/11
  • 2 total stops
  • 33h 50m total
  • London to Reykjavik
Search Deals
easyJet
  • easyJet
  • 31/10
  • 1 total stop
  • 15h 00m total
  • London to Reykjavik
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£72 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals
Price to beat on a round-trip flight from London to Reykjavik Keflavik Intl.
Search Deals
Price to beat on a one-way flight from London to Reykjavik Keflavik Intl.
Search Deals

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 13 July 2026.
Use the filters below to find and compare flights to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonReykjavik

LTN - KEF

LTNKEF

London Luton

Tue 25/8

07:00-17:20

1 stop11h 20m

Reykjavik Keflavik Intl

Wed 26/8

08:20-22:25

1 stop13h 05m

£210

LondonReykjavik

LTN - KEF

LTNKEF

London Luton

Mon 26/10

07:35-17:40

1 stop10h 05m

Reykjavik Keflavik Intl

Sun 1/11

20:45-07:35

1 stop10h 50m

£210

LondonReykjavik

STN - KEF

STNKEF

London Stansted

Mon 26/10

18:50-20:05

2 stops25h 15m

Reykjavik Keflavik Intl

Sun 1/11

11:05-16:30

1 stop5h 25m

£214

LondonReykjavik

STN - KEF

STNKEF

London Stansted

Sun 30/8

05:55-17:50

1 stop12h 55m

Reykjavik Keflavik Intl

Wed 9/9

19:55-10:15

1 stop13h 20m

£218

LondonReykjavik

LHR - KEF

LHRKEF

London Heathrow

Thu 8/10

21:25-23:35

Nonstop3h 10m

Reykjavik Keflavik Intl

Tue 20/10

07:40-11:55

Nonstop3h 15m

£222

LondonReykjavik

STN - KEF

STNKEF

London Stansted

Tue 25/8

07:05-19:20

1 stop13h 15m

Reykjavik Keflavik Intl

Tue 1/9

20:05-11:45

1 stop14h 40m

£222

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Wed 28/10

10:00-13:30

Nonstop3h 30m

Reykjavik Keflavik Intl

Sat 7/11

18:35-21:45

Nonstop3h 10m

£225

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sat 31/10

19:40-10:40

1 stop15h 00m

Reykjavik Keflavik Intl

Sat 7/11

18:15-08:50

1 stop14h 35m

£227

LondonReykjavik

LTN - KEF

LTNKEF

London Luton

Wed 28/10

08:00-11:15

Nonstop3h 15m

Reykjavik Keflavik Intl

Sat 7/11

10:55-13:55

Nonstop3h 00m

£231

LondonReykjavik

STN - KEF

STNKEF

London Stansted

Tue 25/8

11:10-19:15

1 stop9h 05m

Reykjavik Keflavik Intl

Wed 26/8

08:20-21:25

1 stop12h 05m

£234

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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

How long is the flight to Keflavik Intl?

On average, a flight from London to Keflavik Intl takes 4 hours 5 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.

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 Monday, which is when the least amount of flights are scheduled (14 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.

easyJet
easyJet
From £51
Icelandair
Icelandair
From £116
British Airways
British Airways
From £132
Scandinavian Airlines
Scandinavian Airlines
From £127

What are the cheapest airlines that fly to Keflavik Intl?

The cheapest airlines flying from London to Keflavik Intl are easyJet, Icelandair and British Airways.

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).

When is the best time to book a flight to Keflavik Intl?

The best time to book flights to Keflavik Intl is 90 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.

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 11 July 2026.

Users looking for the lowest fares to Keflavik Intl should consider flying on Thursday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday evenings, when prices are usually at their highest.

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 13 July 2026.
Read reviews from past customers who have flown Icelandair,easyJet, andBritish Airways to Iceland. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
704 reviews
Check prices

Boarding

7.2

Food

6.2

Comfort

6.9

Overall

7.0

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Izabela,Jun 2026

GLA - KEF

It was all ok for the money. It was as good as this type of flight can be. The stuff was excellent and the planes were modern. I'd fly with them again no problem.
Icelandair
7.0
Good
704 reviews
Icelandair
7.0
Good
704 reviews
Check prices

Boarding

7.2

Food

6.2

Comfort

6.9

Overall

7.0

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Izabela,Jun 2026

GLA - KEF

It was all ok for the money. It was as good as this type of flight can be. The stuff was excellent and the planes were modern. I'd fly with them again no problem.
easyJet
6.9
Okay
1,917 reviews
Icelandair
7.0
Good
704 reviews
Check prices

Boarding

7.2

Food

6.2

Comfort

6.9

Overall

7.0

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Izabela,Jun 2026

GLA - KEF

It was all ok for the money. It was as good as this type of flight can be. The stuff was excellent and the planes were modern. I'd fly with them again no problem.
British Airways
6.7
Okay
8,106 reviews
Icelandair
7.0
Good
704 reviews
Check prices

Boarding

7.2

Food

6.2

Comfort

6.9

Overall

7.0

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Izabela,Jun 2026

GLA - KEF

It was all ok for the money. It was as good as this type of flight can be. The stuff was excellent and the planes were modern. I'd fly with them again no problem.

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.

  • Can I find cheaper flights to Keflavik Intl if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Keflavik Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Keflavik Intl?

    Based on reviews from Cheapflights users, easyJet is rated the highest out of the airlines that fly to Keflavik Intl.

  • What is the cheapest airport to fly to in Keflavik Intl?

    Reykjavik Keflavik Intl is currently the cheapest airport to fly to in Keflavik Intl. One-way flights to Reykjavik Keflavik Intl typically cost £56, while return flights cost around £76.

  • How much is a return flight to Keflavik Intl?

    A return flight to Keflavik Intl will typically cost around £95, however they can be found for as little as £76.

  • Where does the fastest flight to Keflavik Intl depart from?

    For those looking to save time traveling to Keflavik Intl, Glasgow offers the quickest one-way flight (2 hours 25 minutes).

  • Does Reykjavik Keflavik Intl have car hire?

    Yes. Those touching down at Reykjavik Keflavik Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Reykjavik Keflavik Intl?

    Yes. Reykjavik Keflavik Intl has hotels nearby for those requiring accommodations. Bank Guesthouse by Kef Airport is the closest property to Reykjavik Keflavik Intl (1.0 mi away from Reykjavik Keflavik Intl).

See more FAQs

Travelling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Hveragerdi
Kopavogur
Keflavik

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