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Cheap flights from London Gatwick Airport to Reykjavik Keflavik Intl Airport from £63

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — KEF
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London Gatwick to Reykjavik Keflavik Intl are usually found in January or March, booked 90 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap 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 September 2025.

Round-trip from

£105

One-way from

£63

Popular in

July

Cheapest in

January

Average price

£276

Good round-trip deal

£301 or less

Good one-way deal

£404 or less
easyJet
  • easyJet
  • 25/11-27/11
  • Nonstop
  • 6h 40m total
  • London to Reykjavik
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easyJet
  • easyJet
  • 8/11
  • Nonstop
  • 3h 20m total
  • London to Reykjavik
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Highest demand for flights based on searches. 20% potential increase in price (£36 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£8 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from London Gatwick to Reykjavik Keflavik Intl.
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Price to beat on a one-way flight from London Gatwick to Reykjavik Keflavik Intl.
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Find flight deals from Gatwick to Keflavik Intl

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 September 2025.

Tue 25/1108:00LGW - KEF
Nonstop3h 30measyJet
Thu 27/1118:05KEF - LGW
Nonstop3h 10measyJet
Deal found 17/9£105
Tue 4/1108:00LGW - KEF
Nonstop3h 30measyJet
Sat 8/1118:35KEF - LGW
Nonstop3h 10measyJet
Deal found 15/9£106
Wed 5/1113:55LGW - KEF
Nonstop3h 20measyJet
Mon 10/1112:00KEF - LGW
Nonstop3h 10measyJet
Deal found 15/9£106
Sat 15/1111:55LGW - KEF
Nonstop3h 25mIcelandair
Sat 22/1107:40KEF - LGW
Nonstop3h 15mIcelandair
Deal found 16/9£108
Mon 17/1111:55LGW - KEF
Nonstop3h 25mIcelandair
Fri 21/1107:40KEF - LGW
Nonstop3h 15mIcelandair
Deal found 15/9£108
Mon 15/1207:00LGW - KEF
1 stop9h 40measyJet
Sun 21/1211:20KEF - LGW
Nonstop3h 10measyJet
Deal found 15/9£109
Wed 5/1113:55LGW - KEF
Nonstop3h 20measyJet
Fri 7/1119:45KEF - LGW
1 stop12h 05measyJet
Deal found 16/9£110
Mon 10/1107:40LGW - KEF
Nonstop3h 30measyJet
Fri 14/1119:45KEF - LGW
1 stop12h 05measyJet
Deal found 15/9£111
Thu 6/1113:55LGW - KEF
Nonstop3h 20measyJet
Tue 11/1112:20KEF - LGW
Nonstop3h 10measyJet
Deal found 16/9£111
Thu 18/1213:55LGW - KEF
Nonstop3h 20measyJet
Fri 26/1219:15KEF - LGW
Nonstop3h 10measyJet
Deal found 15/9£112
Mon 3/1107:40LGW - KEF
Nonstop3h 30measyJet
Fri 7/1119:45KEF - LGW
1 stop12h 05measyJet
Deal found 16/9£113
Mon 17/1107:40LGW - KEF
Nonstop3h 30measyJet
Wed 26/1118:05KEF - LGW
Nonstop3h 10measyJet
Deal found 16/9£114

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 September 2025.
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

Gatwick

Fly to

Keflavik Intl

Route

Depart

Return

Price

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Tue 25/11

08:00-11:30

Nonstop3h 30m

Reykjavik Keflavik Intl

Thu 27/11

18:05-21:15

Nonstop3h 10m

£105

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sat 8/11

14:25-17:45

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 12/11

18:05-21:15

Nonstop3h 10m

£106

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Fri 6/2

15:00-18:20

Nonstop3h 20m

Reykjavik Keflavik Intl

Mon 9/2

12:00-15:10

Nonstop3h 10m

£111

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sat 7/2

14:25-17:45

Nonstop3h 20m

Reykjavik Keflavik Intl

Tue 17/2

12:20-15:30

Nonstop3h 10m

£112

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Thu 18/12

13:55-17:15

Nonstop3h 20m

Reykjavik Keflavik Intl

Sun 21/12

11:20-14:30

Nonstop3h 10m

£112

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Wed 26/11

13:55-17:15

Nonstop3h 20m

Reykjavik Keflavik Intl

Sun 30/11

11:20-14:30

Nonstop3h 10m

£114

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sun 16/11

07:00-10:30

Nonstop3h 30m

Reykjavik Keflavik Intl

Fri 21/11

19:15-22:25

Nonstop3h 10m

£115

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Fri 14/11

15:00-18:20

Nonstop3h 20m

Reykjavik Keflavik Intl

Fri 21/11

19:15-22:25

Nonstop3h 10m

£115

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Wed 5/11

13:55-17:15

Nonstop3h 20m

Reykjavik Keflavik Intl

Fri 7/11

19:15-22:25

Nonstop3h 10m

£116

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Tue 18/11

08:00-11:30

Nonstop3h 30m

Reykjavik Keflavik Intl

Sun 23/11

11:20-14:30

Nonstop3h 10m

£118

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 19 results
1
2

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?

Use this chart to determine the optimal time to book a return flight from Gatwick to Keflavik Intl. Price data was last updated on 12 September 2025.

Booking 90 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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Reykjavik Keflavik Intl Airport (average of £75). Flying from London Gatwick 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 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 September 2025.

A simple way to save on the total cost of your ticket is to fly from London Gatwick Airport to Reykjavik Keflavik Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 58% on your trip compared to booking a flight at midday.

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 September 2025.
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
545 reviews
Check prices

Comfort

6.9

Entertainment

7.0

Food

6.2

Boarding

7.2

Crew

8.0

Overall

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.
Icelandair
7.0
Good
545 reviews
Icelandair
7.0
Good
545 reviews
Check prices

Comfort

6.9

Entertainment

7.0

Food

6.2

Boarding

7.2

Crew

8.0

Overall

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.
easyJet
6.9
Okay
1,822 reviews
Icelandair
7.0
Good
545 reviews
Check prices

Comfort

6.9

Entertainment

7.0

Food

6.2

Boarding

7.2

Crew

8.0

Overall

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.

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 £62. Another airline that can offer you cheap pricing is Icelandair. These flights start at 67% 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 (65%), Icelandair (64%), TAP AIR PORTUGAL( 64%).

  • 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 £963, our data shows the cheapest flight currently is £81. When looking at the most popular route, (London Gatwick - Reykjavik Keflavik Intl), you can expect to pay £59 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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Reykjavik Keflavik Intl Airport (average of £75). Flying from London Gatwick 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.

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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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 September 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£62Average£103FlexibilityNo cancel feeOn-time86%
Search easyJet flights
IcelandairCheapest£112Average£229FlexibilityNo 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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