AirHint found the following cheapest return flights from Glasgow (GLA) to Keflavik (KEF) in January 2026 (see full year).

Return flights

24 Jan - 31 Jan	easyJet
26 Jan - 30 Jan	easyJet
28 Jan - 31 Jan	easyJet
24 Jan - 29 Jan	Icelandair	direct
18 Jan - 23 Jan	Icelandair	direct
28 Jan - 31 Jan	Icelandair	direct
24 Jan - 30 Jan	Icelandair	direct
18 Jan - 21 Jan	Icelandair	direct
26 Jan - 30 Jan	Icelandair	direct
31 Jan - 01 Feb	Icelandair	direct
15 Jan - 31 Jan	easyJet
30 Jan - 03 Feb	easyJet
29 Jan - 01 Feb	Icelandair	direct
29 Jan - 02 Feb	Icelandair	direct
30 Jan - 02 Feb	Icelandair	direct

Also check the deals for one-way flights from Glasgow to Keflavik in January.

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 January from $189

Return flights