Cheapest return flights from London to Keflavik in January from 342€

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

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

Return flights

08 Jan - 11 Jan ITA Airways
09 Jan - 11 Jan KLM
02 Jan - 07 Jan KLM
09 Jan - 13 Jan British Airways
15 Jan - 18 Jan Lufthansa
09 Jan - 12 Jan British Airways
12 Jan - 15 Jan Lufthansa
10 Jan - 14 Jan KLM
15 Jan - 19 Jan KLM
09 Jan - 16 Jan KLM
06 Jan - 05 Feb KLM

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

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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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