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Keflavik Intl

$134+ Cheap flights from Gatwick (LGW) to Keflavik Intl (KEF)

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — KEF
Jul 24 — Jul 311
Fri 7/24
Fri 7/31
1 adult, Economy
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Cheapflights Tip: The best prices from London Gatwick to Reykjavik Keflavik Intl are usually found in January or November, booked 14 days in advance, depart on a Sunday or Saturday and return on a Wednesday

Cheap 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 June 24, 2026.

This easyJet deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:25 pm
LGW
-
KEF
Nonstop3h 20m
easyJet
Thu 10/225:35 pm
KEF
-
LGW
Nonstop3h 15m
easyJet
Deal found 6/19$256
This Connections by easyJet deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/72:25 pm
LGW
-
KEF
Nonstop3h 25m
easyJet
Sun 11/1511:05 am
KEF
-
LGW
1 stop9h 50m
easyJet
Deal found 6/19$260
This easyJet deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:25 pm
LGW
-
KEF
Nonstop3h 25m
easyJet
Thu 11/262:15 pm
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 6/21$264
This Connections by easyJet deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:00 pm
LGW
-
KEF
1 stop12h 55m
easyJet
Thu 10/85:35 pm
KEF
-
LGW
Nonstop3h 15m
easyJet
Deal found 6/19$265
This Connections by easyJet deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:10 pm
LGW
-
KEF
1 stop16h 35m
easyJet
Wed 9/236:45 pm
KEF
-
LGW
1 stop12h 50m
easyJet
Deal found 6/22$266
This Connections by easyJet deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:10 pm
LGW
-
KEF
1 stop16h 35m
easyJet
Mon 9/216:40 pm
KEF
-
LGW
1 stop12h 50m
easyJet
Deal found 6/24$267
This easyJet deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:25 pm
LGW
-
KEF
Nonstop3h 25m
easyJet
Thu 11/262:15 pm
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 6/21$270
This Connections by easyJet deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:15 pm
LGW
-
KEF
1 stop14h 40m
easyJet
Tue 9/226:00 pm
KEF
-
LGW
1 stop13h 20m
easyJet
Deal found 6/24$271
This Connections by easyJet deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:00 am
LGW
-
KEF
1 stop9h 45m
easyJet
Tue 10/278:25 pm
KEF
-
LGW
1 stop24h 15m
easyJet
Deal found 6/20$273
This easyJet deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:00 am
LGW
-
KEF
Nonstop3h 30m
easyJet
Sat 11/76:35 pm
KEF
-
LGW
Nonstop3h 10m
easyJet
Deal found 6/22$274
This Connections by easyJet deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:55 am
LGW
-
KEF
1 stop11h 50m
easyJet
Wed 9/98:20 am
KEF
-
LGW
1 stop6h 05m
easyJet
Deal found 6/21$275
This Connections by easyJet deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:25 pm
LGW
-
KEF
Nonstop3h 25m
easyJet
Sun 12/1311:30 am
KEF
-
LGW
1 stop9h 25m
easyJet
Deal found 6/19$278

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 June 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$256
(easyJet)

One-way from

$134
(Kiwi.com)

Popular in

September

Cheapest in

January

Average price

$347

Good round-trip deal

$475 or less

Good one-way deal

$378 or less
Provider with most accurate pricing for London Gatwick-Reykjavik Keflavik Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Gatwick-Reykjavik Keflavik Intl flights.
Search Deals
From London Gatwick to Reykjavik Keflavik Intl
Search Deals
One-way flight from London Gatwick to Reykjavik Keflavik Intl
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($116 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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

 
Customize 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 2,558,603 searches. Data last updated June 24, 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 round-trip

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Fri 9/11

3:15 pm-7:50 am

1 stop17h 35m

Reykjavik Keflavik Intl

Tue 9/15

6:00 pm-8:20 am

1 stop13h 20m

$291

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Tue 8/25

8:15 am-5:20 pm

1 stop10h 05m

Reykjavik Keflavik Intl

Wed 8/26

8:20 am-10:40 pm

1 stop13h 20m

$328

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Wed 9/23

6:55 am-5:45 pm

1 stop11h 50m

Reykjavik Keflavik Intl

Fri 9/25

10:45 am-11:05 pm

1 stop11h 20m

$357

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Wed 9/9

6:55 am-5:45 pm

1 stop11h 50m

Reykjavik Keflavik Intl

Thu 9/10

10:15 am-9:10 pm

1 stop9h 55m

$363

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Tue 7/28

8:40 pm-7:40 am

1 stop12h 00m

Reykjavik Keflavik Intl

Tue 8/4

8:40 am-7:35 pm

1 stop9h 55m

$385

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Tue 7/21

8:40 pm-7:40 am

1 stop12h 00m

Reykjavik Keflavik Intl

Tue 7/28

11:45 am-11:40 pm

1 stop10h 55m

$425
Quickest round-trip

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sun 8/23

8:25 am-3:45 pm

1 stop8h 20m

Reykjavik Keflavik Intl

Wed 8/26

8:20 am-10:40 pm

1 stop13h 20m

$435

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Fri 7/10

9:20 pm-7:50 am

1 stop11h 30m

Reykjavik Keflavik Intl

Tue 7/14

6:00 pm-7:40 am

1 stop12h 40m

$435

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Thu 8/20

9:15 am-8:30 pm

1 stop12h 15m

Reykjavik Keflavik Intl

Fri 8/28

10:45 am-11:05 pm

1 stop11h 20m

$486

LondonReykjavik

LGW - KEF

LGWKEF

London Gatwick

Sat 8/15

8:00 am-11:35 pm

1 stop16h 35m

Reykjavik Keflavik Intl

Mon 8/17

8:50 pm-7:05 am

1 stop9h 15m

$505

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/24

Showing 1-10 of 19 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on London Gatwick Airport-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Gatwick Airport-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Gatwick Airport-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Gatwick Airport-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Gatwick Airport-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Reykjavik Keflavik Intl Airport (average of $146). Flying from London Gatwick Airport to Reykjavik Keflavik Intl Airport in September is currently the most expensive (average of $484). 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 June 24, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Gatwick Airport to Reykjavik Keflavik Intl Airport as you normally would.

How much does it cost to fly round-trip from London Gatwick Airport to Reykjavik Keflavik Intl Airport?

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?

    For as low as $271, easyJet can have you in Reykjavik Keflavik Intl Airport from London Gatwick Airport in 14h 40m. Airlines will cover a distance of 1202 mi.

  • 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: easyJet (100%), Air India (88%), Icelandair( 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 $1,306, our data shows the cheapest flight currently is $179. When looking at the most popular route, (London Gatwick - Reykjavik Keflavik Intl), you can expect to pay $294 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 vacation 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 $146). Flying from London Gatwick Airport to Reykjavik Keflavik Intl Airport in September is currently the most expensive (average of $484). 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

Traveling to a place near Reykjavik Keflavik Intl Airport?

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

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