Cheapest return flights from Dublin to Keflavik in October from $177

Best time to book flights for Dublin (DUB) to Keflavik (KEF) flights at AirHint

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

Return flights

09 Oct - 12 Oct Fly Play direct
03 Oct - 14 Oct Fly Play direct
04 Oct - 07 Oct Fly Play direct
11 Oct - 18 Oct Fly Play direct
16 Oct - 20 Oct Fly Play direct
14 Oct - 20 Oct Fly Play direct
04 Oct - 11 Oct Fly Play direct
14 Oct - 21 Oct Fly Play direct
03 Oct - 06 Oct Fly Play direct
31 Oct - 02 Nov Fly Play direct
16 Oct - 08 Nov Fly Play direct
30 Oct - 03 Nov Fly Play direct
31 Oct - 03 Nov Fly Play direct
22 Oct - 26 Oct Fly Play direct
27 Oct - 01 Nov Fly Play direct
25 Oct - 01 Nov Fly Play direct
26 Oct - 01 Nov Fly Play direct
29 Oct - 05 Nov British Airways
28 Oct - 04 Nov Ryanair
29 Oct - 05 Nov Icelandair direct

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

Skyscanner

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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