Cheapest return flights from London to Keflavik in October from 262€

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

Return flights

22 Oct - 25 Oct KLM
14 Oct - 18 Oct KLM
15 Oct - 18 Oct KLM
15 Oct - 25 Oct KLM
01 Oct - 04 Oct KLM
07 Oct - 11 Oct KLM
18 Oct - 21 Oct KLM
01 Oct - 08 Oct KLM
08 Oct - 12 Oct KLM
08 Oct - 19 Oct KLM
22 Oct - 08 Nov KLM
30 Oct - 02 Nov Aer Lingus
29 Oct - 02 Nov KLM
24 Oct - 01 Nov KLM
30 Oct - 01 Nov KLM

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

Powered by

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.