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

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

Return flights

06 Oct - 13 Oct Ryanair
13 Oct - 20 Oct Ryanair
07 Oct - 19 Oct Ryanair
07 Oct - 11 Oct Ryanair
07 Oct - 20 Oct Ryanair
14 Oct - 18 Oct Ryanair
07 Oct - 18 Oct Ryanair
15 Oct - 18 Oct Ryanair
01 Oct - 10 Oct Ryanair
05 Oct - 12 Oct Ryanair
29 Oct - 01 Nov Jet2 direct

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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