AirHint found the following cheapest return flights from Dublin (DUB) to Keflavik (KEF) in November 2025 (see full year).

Return flights

11 Nov - 14 Nov	Aer Lingus
13 Nov - 17 Nov	Aer Lingus
06 Nov - 12 Nov	Aer Lingus
11 Nov - 15 Nov	Aer Lingus
12 Nov - 19 Nov	Ryanair
09 Nov - 12 Nov	Aer Lingus
13 Nov - 18 Nov	Aer Lingus
12 Nov - 18 Nov	Aer Lingus
18 Nov - 19 Nov	Aer Lingus
16 Nov - 19 Nov	Aer Lingus
26 Nov - 02 Dec	Aer Lingus
30 Nov - 03 Dec	Aer Lingus
08 Nov - 09 Dec	Aer Lingus
24 Nov - 02 Dec	Ryanair
28 Nov - 02 Dec	Ryanair
26 Nov - 02 Dec	Icelandair	direct
29 Nov - 01 Dec	Ryanair
24 Nov - 02 Dec	Icelandair	direct
08 Nov - 09 Dec	Icelandair	direct
29 Nov - 01 Dec	Icelandair	direct

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

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Cheapest return flights from Dublin to Keflavik in November from 142€

Return flights