Cheapest one-way flights from London to Keflavik in October from 95€

AirHint found the following cheapest one-way flights from London (LHR) to Keflavik (KEF) in October 2025 (see full year).

One-Way flights

25 Oct Scandinavian Airlines
22 Oct British Airways
16 Oct Scandinavian Airlines
23 Oct Scandinavian Airlines
21 Oct Scandinavian Airlines
31 Oct British Airways
18 Oct British Airways
27 Oct Scandinavian Airlines
02 Oct Scandinavian Airlines
01 Oct Scandinavian Airlines

Also check the deals for return flights from London to Keflavik in October.

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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