Cheapest return flights from Dublin to Keflavik in April from $169

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

Return flights

18 Apr - 28 Apr Ryanair
20 Apr - 28 Apr Ryanair
21 Apr - 28 Apr Ryanair
18 Apr - 27 Apr Ryanair
20 Apr - 25 Apr Aer Lingus
12 Apr - 22 Apr Ryanair
23 Apr - 28 Apr Aer Lingus
09 Apr - 21 Apr Ryanair
20 Apr - 23 Apr Ryanair
17 Apr - 28 Apr Ryanair
24 Apr - 03 May Ryanair
28 Apr - 01 May Ryanair
30 Apr - 03 May Icelandair direct
30 Apr - 04 May Scandinavian Airlines
30 Apr - 04 May Icelandair direct

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

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