Cheapest return flights from Glasgow to Keflavik in May from $233

Best time to book flights for Glasgow (GLA) to Keflavik (KEF) flights at AirHint

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

Return flights

06 May - 12 May easyJet
16 May - 21 May easyJet
08 May - 15 May Aer Lingus
15 May - 19 May Ryanair
09 May - 12 May Ryanair
05 May - 07 May easyJet
17 May - 20 May easyJet
10 May - 12 May Ryanair
01 May - 08 May Ryanair
23 May - 28 May Ryanair
29 May - 08 Jun easyJet
27 May - 03 Jun easyJet
29 May - 01 Jun easyJet
23 May - 01 Jun Ryanair
29 May - 08 Jun Icelandair direct
23 May - 01 Jun Icelandair direct

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

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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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