AirHint found the following cheapest return flights from London (LCY) to Keflavik (KEF) in October 2026 (see full year).
Return flights
| 07 Oct - 18 Oct | KLM | ||
| 07 Oct - 14 Oct | KLM | ||
| 07 Oct - 16 Oct | KLM | ||
| 07 Oct - 11 Oct | KLM | ||
| 08 Oct - 11 Oct | KLM | ||
| 14 Oct - 18 Oct | KLM | ||
| 07 Oct - 23 Oct | KLM | ||
| 08 Oct - 23 Oct | KLM | ||
| 11 Oct - 18 Oct | KLM | ||
| 22 Oct - 25 Oct | 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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