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

Return flights

08 Oct - 12 Oct	Jet2	direct
31 Oct - 11 Nov	easyJet
31 Oct - 10 Nov	easyJet
31 Oct - 03 Nov	easyJet
22 Oct - 26 Oct	Jet2	direct
08 Oct - 11 Oct	Jet2
12 Oct - 15 Oct	Jet2	direct
01 Oct - 06 Oct	easyJet
31 Oct - 10 Nov	Icelandair	direct
31 Oct - 11 Nov	Icelandair	direct
14 Oct - 16 Oct	easyJet
30 Oct - 03 Nov	easyJet
07 Oct - 10 Oct	easyJet
01 Oct - 19 Oct	easyJet
31 Oct - 03 Nov	Icelandair	direct
13 Oct - 19 Oct	easyJet
15 Oct - 18 Oct	Jet2
30 Oct - 03 Nov	Icelandair	direct
28 Oct - 04 Nov	Icelandair	direct

Also check the deals for one-way flights from Glasgow 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 Glasgow to Keflavik in October from 132€

Return flights