Cheapest return flights from London to Keflavik in January from $156

Best time to book flights for London (LGW) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from London (LGW) to Keflavik (KEF) in January 2026 (see full year).

Return flights

18 Jan - 22 Jan Icelandair direct
27 Jan - 30 Jan Icelandair direct
20 Jan - 31 Jan Icelandair direct
13 Jan - 23 Jan Icelandair direct
13 Jan - 24 Jan Icelandair direct
06 Jan - 05 Feb Icelandair direct
21 Jan - 30 Jan Icelandair direct
08 Jan - 16 Jan Icelandair direct
16 Jan - 23 Jan Icelandair direct
10 Jan - 20 Jan Icelandair direct
22 Jan - 28 Jan Icelandair direct
29 Jan - 03 Feb Icelandair direct
29 Jan - 11 Feb Wizz Air Malta
30 Jan - 12 Feb Icelandair direct

Also check the deals for one-way flights from London to Keflavik in January.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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