AirHint found the following cheapest one-way flights from Paris (CDG) to Keflavik (KEF) in October 2025 (see full year).

One-Way flights

07 Oct	easyJet
11 Oct	Fly Play	direct
04 Oct	Fly Play	direct
30 Oct	Fly Play	direct
29 Oct	Fly Play	direct
07 Oct	Fly Play	direct
23 Oct	Scandinavian Airlines
23 Oct	Fly Play	direct
22 Oct	Norwegian
12 Oct	easyJet

Also check the deals for return flights from Paris to Keflavik in October.

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 one-way flights from Paris to Keflavik in October from 102€

One-Way flights