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

Return flights

22 Oct - 28 Oct	easyJet	direct
25 Oct - 28 Oct	easyJet	direct
04 Oct - 06 Oct	easyJet	direct
01 Oct - 04 Oct	easyJet	direct
01 Oct - 06 Oct	easyJet	direct
01 Oct - 08 Oct	easyJet	direct
01 Oct - 22 Oct	easyJet	direct
06 Oct - 13 Oct	easyJet	direct
20 Oct - 27 Oct	easyJet
08 Oct - 11 Oct	easyJet	direct
22 Oct - 02 Nov	easyJet	direct
31 Oct - 04 Nov	Icelandair	direct

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

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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Cheapest return flights from Edinburgh to Keflavik in October from 94€

Return flights