Cheapest return flights from London to Keflavik in October from 166€

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

AirHint found the following cheapest return flights from London (LGW) to Keflavik (KEF) in October 2025 (see full year).

Return flights

11 Oct - 21 Oct Norwegian
04 Oct - 14 Oct easyJet
24 Oct - 08 Nov easyJet
15 Oct - 21 Oct Norwegian
04 Oct - 18 Oct Icelandair direct
11 Oct - 25 Oct Icelandair direct
09 Oct - 12 Oct Icelandair direct
05 Oct - 08 Oct Icelandair direct
08 Oct - 11 Oct Icelandair direct
03 Oct - 06 Oct Icelandair direct
10 Oct - 12 Oct Icelandair direct
24 Oct - 08 Nov Icelandair direct

Also check the deals for one-way 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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