Cheapest return flights from London to Keflavik in October from 86€

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

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

Return flights

01 Oct - 08 Oct easyJet direct
31 Oct - 06 Nov easyJet direct
31 Oct - 04 Nov easyJet direct
01 Oct - 14 Oct Fly Play direct
02 Oct - 16 Oct Fly Play direct
05 Oct - 08 Oct easyJet direct
31 Oct - 05 Nov easyJet direct
13 Oct - 18 Oct Fly Play direct
08 Oct - 14 Oct Fly Play direct
08 Oct - 17 Oct Fly Play direct
15 Oct - 22 Oct easyJet direct
12 Oct - 15 Oct Fly Play direct
01 Oct - 04 Oct Fly Play direct
29 Oct - 05 Nov easyJet direct
27 Oct - 02 Nov Icelandair direct
22 Oct - 02 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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