AirHint found the following cheapest return flights from Dublin (DUB) to Keflavik (KEF) in February 2026 (see full year).

Return flights

26 Feb - 04 Mar	Ryanair
24 Feb - 27 Feb	Ryanair
10 Feb - 15 Feb	Icelandair	direct
09 Feb - 12 Feb	Icelandair	direct
06 Feb - 08 Feb	Lufthansa
26 Feb - 03 Mar	Ryanair
26 Feb - 01 Mar	Icelandair	direct
26 Feb - 03 Mar	Icelandair	direct
26 Feb - 04 Mar	Icelandair	direct
06 Feb - 08 Feb	Icelandair	direct
24 Feb - 27 Feb	Icelandair	direct
20 Feb - 24 Feb	Aer Lingus
28 Feb - 03 Mar	Ryanair
23 Feb - 27 Feb	Icelandair	direct
23 Feb - 28 Feb	Icelandair	direct
20 Feb - 24 Feb	Icelandair	direct
28 Feb - 03 Mar	Icelandair	direct

Also check the deals for one-way flights from Dublin to Keflavik in February.

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 Dublin to Keflavik in February from 191€

Return flights