Cheapest return flights from London to Keflavik in October from 265€

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

Return flights

04 Oct - 07 Oct KLM
18 Oct - 21 Oct KLM
01 Oct - 11 Oct KLM
01 Oct - 04 Oct KLM
08 Oct - 15 Oct KLM
08 Oct - 22 Oct KLM
18 Oct - 22 Oct KLM
11 Oct - 22 Oct KLM
02 Oct - 06 Oct Lufthansa
09 Oct - 12 Oct KLM
30 Oct - 08 Nov KLM
31 Oct - 08 Nov KLM
23 Oct - 01 Nov KLM
29 Oct - 01 Nov KLM

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

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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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