Cheapest return flights from Newark to Keflavik in October from $308

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

Return flights

14 Oct - 23 Oct Icelandair direct
29 Oct - 04 Nov Icelandair direct
22 Oct - 31 Oct Icelandair direct
15 Oct - 22 Oct Icelandair direct
01 Oct - 09 Oct Icelandair direct
01 Oct - 07 Oct Icelandair direct
28 Oct - 06 Nov Icelandair direct
15 Oct - 23 Oct Icelandair direct
17 Oct - 22 Oct Icelandair direct
27 Oct - 03 Nov Icelandair direct
25 Oct - 05 Nov Icelandair direct
25 Oct - 01 Nov Icelandair direct
16 Oct - 21 Oct Icelandair direct
26 Oct - 01 Nov Icelandair direct
11 Oct - 16 Oct Icelandair direct
01 Oct - 06 Oct Icelandair direct
26 Oct - 04 Nov Icelandair direct
26 Oct - 05 Nov Icelandair direct
23 Oct - 01 Nov Icelandair direct
26 Oct - 02 Nov Icelandair direct

Also check the deals for one-way flights from Newark 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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.