$107+ Cheap flights from London (LON) to Keflavik Intl (KEF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
LON — KEF
Oct 28 — Nov 41
Round-trip
1 adult, Economy
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Find cheap flights from London to Keflavik Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from London to Reykjavik Keflavik Intl are usually found in January or March, booked 72 days in advance, depart on a Sunday or Friday and return on a Sunday
Cheap flight deals from London to Keflavik Intl
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Cheapest flights from London to Keflavik IntlExplore the most affordable flight options available from London to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.
Explore the most affordable flight options available from London to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.
This easyJet deal was found by Cheapflights users on 9/28. 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.
Mon 11/97:40 am -
Nonstop3h 30m
Fri 11/136:50 pm -
Nonstop3h 10m
Deal found 9/28![easyJet logo]()
$133
This Super.com deal was found by Cheapflights users on 9/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
Nonstop3h 15m
Mon 11/1612:05 pm -
Nonstop3h 00m
Deal found 9/28![easyJet logo]()
$134
This CheapOair deal was found by Cheapflights users on 9/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:00 am -
Nonstop3h 30m
Mon 11/1611:55 am -
Nonstop3h 15m
Deal found 9/27![easyJet logo]()
$138
This Connections by easyJet deal was found by Cheapflights users on 9/24. 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.
Sat 11/286:50 pm -
1 stop15h 25m
Thu 12/310:00 am -
Nonstop3h 00m
Deal found 9/24![easyJet logo]()
$139
This CheapOair deal was found by Cheapflights users on 9/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/273:55 pm -
Nonstop3h 05m
Mon 11/3012:05 pm -
Nonstop3h 00m
Deal found 9/25![easyJet logo]()
$140
This easyJet deal was found by Cheapflights users on 9/24. 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 easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:10 am -
Nonstop3h 25m
Tue 12/812:20 pm -
Nonstop3h 10m
Deal found 9/24![easyJet logo]()
$140
This Connections by easyJet deal was found by Cheapflights users on 9/27. 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.
Sun 11/156:00 am -
Nonstop3h 15m
Sat 11/2110:35 am -
1 stop11h 20m
Deal found 9/27![easyJet logo]()
$141
This easyJet deal was found by Cheapflights users on 9/25. 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.
Tue 11/178:00 am -
Nonstop3h 30m
Sat 11/216:35 pm -
Nonstop3h 10m
Deal found 9/25![easyJet logo]()
$141
This Connections by easyJet deal was found by Cheapflights users on 9/25. 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.
Fri 11/205:30 pm -
1 stop17h 40m
Mon 11/2312:05 pm -
Nonstop3h 00m
Deal found 9/25![easyJet logo]()
$142
This easyJet deal was found by Cheapflights users on 9/24. 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 easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:25 pm -
Nonstop3h 25m
Sat 11/216:35 pm -
Nonstop3h 10m
Deal found 9/24![easyJet logo]()
$142
This OneTravel deal was found by Cheapflights users on 9/27. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:05 am -
Nonstop3h 10m
Mon 11/912:05 pm -
Nonstop3h 00m
Deal found 9/27![easyJet logo]()
$143
This easyJet deal was found by Cheapflights users on 9/27. 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.
Sun 11/153:55 pm -
Nonstop3h 25m
Fri 11/206:50 pm -
Nonstop3h 10m
Deal found 9/27![easyJet logo]()
$143
Best flights from London to Keflavik IntlDiscover carefully curated flight deals from London to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
Discover carefully curated flight deals from London to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
This easyJet deal was found by Cheapflights users on 9/25. 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 11/266:00 am -
Nonstop3h 15m
Mon 11/3012:05 pm -
Nonstop3h 00m
Deal found 9/25![easyJet logo]()
$141
This Mytrip deal was found by Cheapflights users on 9/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:00 pm -
1 stop16h 50m
Mon 11/3010:30 am -
1 stop7h 45m
Deal found 9/25![Multiple Airlines logo]()
$193
This British Airways deal was found by Cheapflights users on 9/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:25 am -
Nonstop3h 15m
Fri 11/136:10 pm -
Nonstop3h 00m
Deal found 9/23![British Airways logo]()
$274
This Connections by easyJet deal was found by Cheapflights users on 9/26. 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.
Fri 11/205:30 pm -
1 stop17h 40m
Mon 11/2312:05 pm -
Nonstop3h 00m
Deal found 9/26![easyJet logo]()
$149
This Connections by easyJet deal was found by Cheapflights users on 9/25. 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 11/267:55 pm -
1 stop14h 55m
Mon 11/3011:55 am -
Nonstop3h 15m
Deal found 9/25![easyJet logo]()
$153
This Connections by easyJet deal was found by Cheapflights users on 9/26. 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 1/58:30 am -
1 stop11h 05m
Sun 1/108:15 pm -
Nonstop3h 10m
Deal found 9/26![easyJet logo]()
$153
This Scandinavian Airlines deal was found by Cheapflights users on 9/26. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:30 pm -
1 stop15h 20m
Sun 11/86:05 pm -
1 stop15h 15m
Deal found 9/26![Scandinavian Airlines logo]()
$381
This easyJet deal was found by Cheapflights users on 9/25. 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.
Sun 3/76:00 am -
Nonstop3h 15m
Mon 3/157:35 pm -
Nonstop2h 55m
Deal found 9/25![easyJet logo]()
$154
This KLM deal was found by Cheapflights users on 9/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:30 am -
1 stop7h 15m
Mon 11/1611:55 am -
2 stops8h 55m
Deal found 9/24![KLM logo]()
$428
This Connections by easyJet deal was found by Cheapflights users on 9/24. 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.
Thu 11/195:15 pm -
1 stop17h 35m
Mon 11/2312:05 pm -
Nonstop3h 00m
Deal found 9/24![easyJet logo]()
$155
This Connections by easyJet deal was found by Cheapflights users on 9/25. 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.
Fri 12/115:30 pm -
1 stop17h 40m
Mon 12/1412:05 pm -
Nonstop3h 00m
Deal found 9/25![easyJet logo]()
$158
This British Airways deal was found by Cheapflights users on 9/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:35 am -
Nonstop3h 15m
Fri 11/206:10 pm -
Nonstop3h 00m
Deal found 9/26![British Airways logo]()
$274
This easyJet deal was found by Cheapflights users on 9/27. 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 11/203:55 pm -
Nonstop3h 05m
Sun 11/2210:05 am -
Nonstop3h 00m
Deal found 9/27![easyJet logo]()
$158
This easyJet deal was found by Cheapflights users on 9/26. 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.
Tue 11/108:00 am -
Nonstop3h 30m
Tue 11/1712:20 pm -
Nonstop3h 10m
Deal found 9/26![easyJet logo]()
$158
This British Airways deal was found by Cheapflights users on 9/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:45 pm -
Nonstop3h 20m
Sun 11/85:50 pm -
Nonstop3h 00m
Deal found 9/26![British Airways logo]()
$297
This Connections by easyJet deal was found by Cheapflights users on 9/28. 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 11/147:45 pm -
1 stop14h 30m
Sat 11/2110:35 am -
1 stop8h 20m
Deal found 9/28![easyJet logo]()
$158
This British Airways deal was found by Cheapflights users on 9/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:35 am -
Nonstop3h 15m
Fri 11/611:45 am -
Nonstop3h 10m
Deal found 9/28![British Airways logo]()
$310
This Connections by easyJet deal was found by Cheapflights users on 9/27. 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 11/118:45 am -
1 stop23h 45m
Wed 11/1812:05 pm -
Nonstop3h 00m
Deal found 9/27![easyJet logo]()
$161
This Scandinavian Airlines deal was found by Cheapflights users on 9/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:40 am -
1 stop10h 40m
Mon 11/911:35 am -
1 stop6h 05m
Deal found 9/28![Scandinavian Airlines logo]()
$382
This Connections by easyJet deal was found by Cheapflights users on 9/24. 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.
Wed 11/188:30 am -
1 stop24h 00m
Sat 11/2110:35 am -
1 stop8h 20m
Deal found 9/24![easyJet logo]()
$163
This Connections by easyJet deal was found by Cheapflights users on 9/28. 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 11/125:15 pm -
1 stop17h 35m
Mon 11/1612:05 pm -
Nonstop3h 00m
Deal found 9/28![easyJet logo]()
$165
This Scandinavian Airlines deal was found by Cheapflights users on 9/25. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2310:35 am -
1 stop7h 05m
Sun 1/36:30 pm -
1 stop15h 05m
Deal found 9/25![Scandinavian Airlines logo]()
$440
This British Airways deal was found by Cheapflights users on 9/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:25 am -
Nonstop3h 15m
Mon 11/1611:55 am -
Nonstop3h 10m
Deal found 9/25![British Airways logo]()
$380
This Connections by easyJet deal was found by Cheapflights users on 9/26. 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.
Fri 11/279:35 pm -
1 stop12h 10m
Tue 12/18:25 pm -
1 stop11h 25m
Deal found 9/26![easyJet logo]()
$165
This Connections by easyJet deal was found by Cheapflights users on 9/27. 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 11/73:30 pm -
1 stop18h 45m
Sat 11/1410:35 am -
1 stop8h 20m
Deal found 9/27![easyJet logo]()
$169
This Connections by easyJet deal was found by Cheapflights users on 9/25. 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.
Fri 11/209:35 pm -
1 stop12h 10m
Sun 11/2211:05 am -
1 stop20h 30m
Deal found 9/25![easyJet logo]()
$170
This Connections by easyJet deal was found by Cheapflights users on 9/27. 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 11/127:55 pm -
1 stop14h 55m
Mon 11/1611:55 am -
Nonstop3h 15m
Deal found 9/27![easyJet logo]()
$173
This easyJet deal was found by Cheapflights users on 9/24. 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 easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:25 pm -
Nonstop3h 25m
Tue 11/1712:20 pm -
Nonstop3h 10m
Deal found 9/24![easyJet logo]()
$175
This Connections by easyJet deal was found by Cheapflights users on 9/27. 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 11/213:30 pm -
1 stop18h 45m
Tue 11/248:25 pm -
1 stop17h 05m
Deal found 9/27![easyJet logo]()
$179
This Connections by easyJet deal was found by Cheapflights users on 9/26. 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 12/229:00 am -
1 stop10h 35m
Sun 12/2711:05 am -
1 stop9h 40m
Deal found 9/26![easyJet logo]()
$184
Last-minute flights from London to Keflavik IntlDiscover last-minute flight deals from London to Keflavik Intl. Data last updated September 28, 2026 and is based on user searches.
Discover last-minute flight deals from London to Keflavik Intl. Data last updated September 28, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:55 pm -
1 stop11h 00m
Wed 10/147:55 pm -
1 stop10h 40m
Deal found 9/28![Wizz Air logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:30 am -
1 stop11h 25m
Sun 10/2510:05 am -
Nonstop3h 00m
Deal found 9/28![Multiple Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:40 am -
1 stop9h 15m
Sun 10/2511:45 am -
Nonstop2h 50m
Deal found 9/28![Multiple Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:50 pm -
1 stop22h 50m
Sun 10/2511:45 am -
Nonstop2h 50m
Deal found 9/25![Multiple Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:25 am -
1 stop15h 45m
Sun 10/2510:05 am -
Nonstop3h 00m
Deal found 9/24![Multiple Airlines logo]()
$202
This Connections by easyJet deal was found by Cheapflights users on 9/28. 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 10/287:40 am -
1 stop24h 50m
Wed 11/412:30 pm -
Nonstop3h 10m
Deal found 9/28![easyJet logo]()
$191
This easyJet deal was found by Cheapflights users on 9/27. 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 10/296:05 am -
Nonstop3h 10m
Sat 11/2110:55 am -
Nonstop3h 00m
Deal found 9/27![easyJet logo]()
$179
This easyJet deal was found by Cheapflights users on 9/24. 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 easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:55 pm -
Nonstop3h 05m
Mon 11/912:05 pm -
Nonstop3h 00m
Deal found 9/24![easyJet logo]()
$173
This OneTravel deal was found by Cheapflights users on 9/25. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:25 pm -
Nonstop3h 25m
Sat 11/76:35 pm -
Nonstop3h 10m
Deal found 9/25![easyJet logo]()
$167
This easyJet deal was found by Cheapflights users on 9/24. 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 easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:25 pm -
Nonstop3h 25m
Mon 11/911:55 am -
Nonstop3h 15m
Deal found 9/24![easyJet logo]()
$186
This Connections by easyJet deal was found by Cheapflights users on 9/24. 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.
Sat 10/316:50 pm -
1 stop15h 25m
Mon 11/912:05 pm -
Nonstop3h 00m
Deal found 9/24![easyJet logo]()
$192
This Iberia deal was found by Cheapflights users on 9/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:45 am -
Nonstop3h 20m
Sat 11/74:05 pm -
Nonstop3h 00m
Deal found 9/27![British Airways logo]()
$195
One-way flights from London to Keflavik IntlSearch for one-way flight options from London to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
Search for one-way flight options from London to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
This Mytrip deal was found by Cheapflights users on 9/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:20 am -
Nonstop3h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![easyJet logo]()
$107
This Connections by easyJet deal was found by Cheapflights users on 9/28. 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 12/56:50 pm -
1 stop15h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![easyJet logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:10 am -
2 stops22h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/126:20 pm -
1 stop15h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$109
This FlightHub deal was found by Cheapflights users on 9/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/228:35 pm -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Icelandair logo]()
$110
This Jetabroad deal was found by Cheapflights users on 9/25. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/237:00 am -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![easyJet logo]()
$110
This easyJet deal was found by Cheapflights users on 9/25. 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 3/2510:10 am -
Nonstop3h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![easyJet logo]()
$110
This Mytrip deal was found by Cheapflights users on 9/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/96:25 am -
1 stop11h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Multiple Airlines logo]()
$110
This Justfly.com deal was found by Cheapflights users on 9/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/138:35 pm -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Icelandair logo]()
$111
This Connections by easyJet deal was found by Cheapflights users on 9/26. 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 12/196:50 pm -
1 stop15h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![easyJet logo]()
$111
This Mytrip deal was found by Cheapflights users on 9/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:45 pm -
1 stop11h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$111
This Expedia deal was found by Cheapflights users on 9/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:35 am -
Nonstop3h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![British Airways logo]()
$112
Find flight deals from London to Keflavik Intl
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 September 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $133 (easyJet) |
One-way from | $107 (Mytrip) |
Popular in | July |
Cheapest in | January |
Average price | $329 |
Good round-trip deal | $138 or less |
Good one-way deal | $134 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from London 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 7,457,451 searches. Data last updated September 28, 2026.
Use the filters below to find and compare flights from London to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LondonReykjavik
LTN London Luton - KEF Reykjavik Keflavik Intl
LTNKEF
London Luton
Sat 12/5
6:50 pm-10:15 am
1 stop15h 25m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$109
LondonReykjavik
LTN London Luton - KEF Reykjavik Keflavik Intl
LTNKEF
London Luton
Sat 12/19
6:50 pm-10:15 am
1 stop15h 25m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$111
LondonReykjavik
STN London Stansted - KEF Reykjavik Keflavik Intl
STNKEF
London Stansted
Mon 1/4
5:55 pm-7:35 pm
1 stop25h 40m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$112
LondonReykjavik
LGW London Gatwick - KEF Reykjavik Keflavik Intl
LGWKEF
London Gatwick
Sat 12/19
5:55 pm-10:15 am
1 stop16h 20m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$113
LondonReykjavik
LTN London Luton - KEF Reykjavik Keflavik Intl
LTNKEF
London Luton
Thu 11/5
8:20 am-8:05 pm
1 stop11h 45m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$114
LondonReykjavik
LGW London Gatwick - KEF Reykjavik Keflavik Intl
LGWKEF
London Gatwick
Sat 11/7
5:55 pm-10:15 am
1 stop16h 20m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$114
LondonReykjavik
STN London Stansted - KEF Reykjavik Keflavik Intl
STNKEF
London Stansted
Wed 11/18
7:50 pm-9:15 pm
2 stops25h 25m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$115
LondonReykjavik
LTN London Luton - KEF Reykjavik Keflavik Intl
LTNKEF
London Luton
Sat 11/28
8:20 am-6:15 pm
1 stop9h 55m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$117
LondonReykjavik
LGW London Gatwick - KEF Reykjavik Keflavik Intl
LGWKEF
London Gatwick
Sat 3/27
2:25 pm-5:50 pm
Nonstop3h 25m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$120
LondonReykjavik
STN London Stansted - KEF Reykjavik Keflavik Intl
STNKEF
London Stansted
Sat 12/19
7:45 pm-10:15 am
1 stop14h 30m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$122
Showing 1-10 of 60 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on London-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-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on London-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-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 London to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from London with our price prediction graph.
LON-KEF
LGW-KEF
LTN-KEF
STN-KEF
LHR-KEF
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 to Reykjavik Keflavik Intl Airport
LON-KEF
LGW-KEF
LTN-KEF
STN-KEF
LHR-KEF
What is the cheapest month to book a flight from London to Reykjavik Keflavik Intl Airport?
Currently, January is the cheapest month in which you can book a flight from London to Reykjavik Keflavik Intl Airport (average of $157). Flying from London to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $473). 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 LON to KEF?
Find hourly flight availability from London 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 September 28, 2026.
It’s optimal to fly from London to Reykjavik Keflavik Intl Airport in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from London to Reykjavik Keflavik Intl Airport
Explore weekly flight availability from London to Keflavik Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 28, 2026.
The most flights from LON to KEF are scheduled on a Sunday (20 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).
How much does it cost to fly round-trip from London to Reykjavik Keflavik Intl Airport?
Airfare is below average for this route at the moment.
London to Reykjavik Keflavik Intl Airport flights typically cost between $268 and $468 in November.The cheapest round-trip price found within the last 5 days was $133 on easyJet (Nov 9-Nov 13).
How often are flights from London to Reykjavik delayed?
About 12% of weekly flights between London and Reykjavik have experienced delays in the past year, with the average delay time being 112 minutes.
What is the most punctual flight time for London to Reykjavik flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Reykjavik flights?
Over the last year, British Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.
How far ahead should I book a flight from London to Reykjavik Keflavik Intl Airport?
Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from London 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 day to fly from London to Reykjavik Keflavik Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from London to Keflavik Intl. Price data was last updated on September 26, 2026.
Travelers seeking maximum savings on their London to Reykjavik Keflavik Intl Airport flight should consider departing on Friday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for London to Reykjavik Keflavik Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London to Reykjavik Keflavik Intl Airport trip
Our travel experts
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 September 28, 2026.
Peruse reviews from past customers who have flown with Icelandair and easyJet from London to Reykjavik Keflavik Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
6.9
Food
6.1
Boarding
7.2
Crew
8.0
Entertainment
6.9
Comfort
6.9
Reviews
1 / 20
4.0
OkayChin Keong,Aug 2026
AMS - KEF
Overall
6.9
Food
6.1
Boarding
7.2
Crew
8.0
Entertainment
6.9
Comfort
6.9
Reviews
1 / 20
4.0
OkayChin Keong,Aug 2026
AMS - KEF
Overall
6.9
Food
6.1
Boarding
7.2
Crew
8.0
Entertainment
6.9
Comfort
6.9
Reviews
1 / 20
4.0
OkayChin Keong,Aug 2026
AMS - KEF
Related info for your journey
Find useful and relevant information for your journey from London to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Reykjavik Keflavik Intl Airport?
Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locationsKeflavik
Hveragerdi
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London and Keflavik Intl flights
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Top 2 airlines flying from London to Keflavik Intl
Discover the top 2 airlines that operate flights from London 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 7,457,451 searches. Data last updated September 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$169 | Average$434 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$202 | Average$476 | FlexibilityNo cancel fee | On-time76% |