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Cheap flights from London Gatwick Airport to Reykjavik Keflavik Intl Airport from £78

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — KEF
17 Jun — 24 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Gatwick to Reykjavik Keflavik Intl are usually found in November or January, booked 14 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Gatwick to Keflavik Intl

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Keflavik Intl
Explore the most affordable flight options available from Gatwick to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 May 2026.

Tue 8/915:40
LGW
-
KEF
Nonstop3h 15m
Icelandair
Tue 15/910:30
KEF
-
LGW
Nonstop3h 10m
Icelandair
Deal found 15/5£160
Thu 12/1113:55
LGW
-
KEF
Nonstop3h 20m
easyJet
Sun 15/1111:20
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 17/5£161
Thu 8/1014:25
LGW
-
KEF
Nonstop3h 20m
easyJet
Mon 12/1018:40
KEF
-
LGW
Nonstop3h 15m
easyJet
Deal found 14/5£161
Mon 9/1107:40
LGW
-
KEF
Nonstop3h 30m
easyJet
Mon 16/1112:00
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 17/5£164
Sun 8/1107:00
LGW
-
KEF
Nonstop3h 30m
easyJet
Sun 15/1111:20
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 17/5£164
Mon 2/1107:40
LGW
-
KEF
Nonstop3h 30m
easyJet
Mon 9/1112:00
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 17/5£165
Thu 26/1113:55
LGW
-
KEF
Nonstop3h 20m
easyJet
Mon 30/1112:00
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 17/5£166
Mon 5/1014:20
LGW
-
KEF
Nonstop3h 20m
easyJet
Thu 8/1017:35
KEF
-
LGW
Nonstop3h 15m
easyJet
Deal found 14/5£167
Sat 7/1114:25
LGW
-
KEF
Nonstop3h 20m
easyJet
Mon 16/1112:00
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 17/5£170
Wed 11/1111:55
LGW
-
KEF
Nonstop3h 25m
Icelandair
Sun 15/1107:40
KEF
-
LGW
Nonstop3h 15m
Icelandair
Deal found 17/5£170
Thu 12/1113:55
LGW
-
KEF
Nonstop3h 20m
easyJet
Mon 16/1112:00
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 17/5£171
Mon 30/1107:40
LGW
-
KEF
Nonstop3h 30m
easyJet
Wed 2/1218:05
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 14/5£172

Find flight deals from Gatwick to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) 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 18 May 2026.

Round-trip from

£199

One-way from

£78

Popular in

May

Cheapest in

November

Average price

£367

Good round-trip deal

£403 or less

Good one-way deal

£262 or less
14/6-19/6
  • 14/6-19/6
  • 2 total stops
  • 25h 00m total
  • London to Reykjavik
Search Deals
easyJet
  • easyJet
  • 8/10
  • Nonstop
  • 3h 20m total
  • London to Reykjavik
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from London Gatwick to Reykjavik Keflavik Intl.
Search Deals
Price to beat on a one-way flight from London Gatwick to Reykjavik Keflavik Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick 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 18 May 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sun 8/11

07:00-10:30

Nonstop3h 30m

Reykjavik Keflavik Intl

Sat 14/11

18:35-21:45

Nonstop3h 10m

£165

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Fri 13/11

15:00-18:20

Nonstop3h 20m

Reykjavik Keflavik Intl

Sat 14/11

18:35-21:45

Nonstop3h 10m

£165

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sat 7/11

14:25-17:45

Nonstop3h 20m

Reykjavik Keflavik Intl

Sun 15/11

11:20-14:30

Nonstop3h 10m

£173

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sat 7/11

14:25-17:45

Nonstop3h 20m

Reykjavik Keflavik Intl

Sat 14/11

18:35-21:45

Nonstop3h 10m

£174

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Wed 11/11

13:55-17:15

Nonstop3h 20m

Reykjavik Keflavik Intl

Sat 14/11

18:35-21:45

Nonstop3h 10m

£197

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sat 17/10

19:55-09:55

1 stop15h 00m

Reykjavik Keflavik Intl

Tue 20/10

09:25-22:15

1 stop11h 50m

£207
Fastest return journey

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Thu 1/10

15:40-17:55

Nonstop3h 15m

Reykjavik Keflavik Intl

Sat 10/10

10:30-14:40

Nonstop3h 10m

£220

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Wed 28/10

13:55-17:15

Nonstop3h 20m

Reykjavik Keflavik Intl

Sat 7/11

18:35-21:45

Nonstop3h 10m

£224

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Tue 23/6

20:40-07:40

1 stop12h 00m

Reykjavik Keflavik Intl

Tue 30/6

18:00-07:40

1 stop12h 40m

£228

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Thu 5/11

13:55-17:15

Nonstop3h 20m

Reykjavik Keflavik Intl

Sun 8/11

11:25-22:45

1 stop11h 20m

£240

Flights are sorted by cheapest return flights first.

Deals found on 14/5

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Gatwick to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Gatwick 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 from London Gatwick Airport to Reykjavik Keflavik Intl Airport

How far ahead should I book a flight from London Gatwick Airport to Reykjavik Keflavik Intl Airport?

Booking 13 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Gatwick Airport to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from London Gatwick Airport to Reykjavik Keflavik Intl Airport (average of £98). Flying from London Gatwick Airport to Reykjavik Keflavik Intl Airport in May is currently the most expensive (average of £367). 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 LGW to KEF?

Find hourly flight availability from Gatwick 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 18 May 2026.

When flying from London Gatwick Airport to Reykjavik Keflavik Intl Airport, 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 London Gatwick Airport to Reykjavik Keflavik Intl Airport?

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 18 May 2026.
Read through reviews of airlines operating flights from London Gatwick Airport to Reykjavik Keflavik Intl Airport, such as Icelandair and easyJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
656 reviews
Check prices

Entertainment

6.9

Comfort

6.9

Food

6.2

Overall

7.0

Crew

8.0

Boarding

7.2

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.
Icelandair
7.0
Good
656 reviews
Icelandair
7.0
Good
656 reviews
Check prices

Entertainment

6.9

Comfort

6.9

Food

6.2

Overall

7.0

Crew

8.0

Boarding

7.2

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.
easyJet
6.9
Okay
1,903 reviews
Icelandair
7.0
Good
656 reviews
Check prices

Entertainment

6.9

Comfort

6.9

Food

6.2

Overall

7.0

Crew

8.0

Boarding

7.2

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    There are many flights that can get you from London Gatwick Airport to Reykjavik Keflavik Intl Airport in 3h 30m. Fly via easyJet to get the fastest option. The distance from London Gatwick Airport to Reykjavik Keflavik Intl Airport is about 1202 mi. Generally, flights for this route are direct.

  • What are the cheapest airlines flying from London Gatwick Airport to Reykjavik Keflavik Intl Airport round-trip?

    Cheapflights users have booked flights from London Gatwick Airport to Reykjavik Keflavik Intl Airport round-trip from £54. Another airline that can offer you cheap pricing is Icelandair. These flights start at 74% lower than the current average price 3 months from now.

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

    Before booking your flight to Reykjavik Keflavik Intl Airport from London Gatwick Airport, check out the most reliable airlines to get you to your destination on time: Air India (88%), Emirates (84%), TAP AIR PORTUGAL( 83%).

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

    While on average a flight from London Gatwick Airport to Reykjavik Keflavik Intl Airport is generally £824, our data shows the cheapest flight currently is £205. When looking at the most popular route, (London Gatwick - Reykjavik Keflavik Intl), you can expect to pay £122 for that flight.

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

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

  • How can I find direct flights from Gatwick to Keflavik Intl?

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

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

    Yes. Cheapflights offers flight deals from Gatwick 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 Gatwick Airport to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from London Gatwick Airport to Reykjavik Keflavik Intl Airport (average of £98). Flying from London Gatwick Airport to Reykjavik Keflavik Intl Airport in May is currently the most expensive (average of £367). 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.

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
Keflavik

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Alternative routes for Gatwick to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Keflavik Intl flights
Luton to Keflavik Intl flights
Stansted to Keflavik Intl flights
London City to Keflavik Intl flights
Southend to Keflavik Intl flights

Top 2 airlines flying from Gatwick to Keflavik Intl

Discover the top 2 airlines that operate flights from Gatwick 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 18 May 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£54Average£117FlexibilityNo cancel feeOn-time86%
Search easyJet flights
IcelandairCheapest£140Average£279FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Gatwick to Keflavik Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Keflavik Intl from Gatwick today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Gatwick to Keflavik Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Keflavik Intl from Gatwick shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Gatwick to Keflavik Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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