Cheapest return flights from London to Keflavik in January from $201

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

Return flights

14 Jan - 16 Jan British Airways direct
18 Jan - 21 Jan British Airways direct
14 Jan - 20 Jan British Airways direct
01 Jan - 10 Jan Icelandair direct
15 Jan - 19 Jan Icelandair direct
08 Jan - 12 Jan Icelandair direct
08 Jan - 11 Jan Icelandair direct
22 Jan - 26 Jan Icelandair direct
10 Jan - 11 Jan Icelandair direct
21 Jan - 25 Jan Icelandair direct
31 Jan - 08 Feb Icelandair direct
31 Jan - 09 Feb Icelandair direct
31 Jan - 10 Feb Icelandair direct
30 Jan - 08 Feb Icelandair direct
30 Jan - 09 Feb Icelandair direct
30 Jan - 07 Feb Icelandair direct
31 Jan - 07 Feb Icelandair direct
31 Jan - 02 Feb Icelandair direct
30 Jan - 02 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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