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

Return flights

15 Oct - 22 Oct	easyJet
08 Oct - 15 Oct	KLM
14 Oct - 21 Oct	Fly Play	direct
15 Oct - 21 Oct	Fly Play	direct
03 Oct - 06 Oct	Fly Play	direct
02 Oct - 08 Oct	Fly Play	direct
27 Oct - 04 Nov	easyJet
16 Oct - 27 Oct	easyJet
29 Oct - 03 Nov	easyJet
16 Oct - 19 Oct	Fly Play	direct
16 Oct - 23 Oct	Fly Play	direct
10 Oct - 22 Oct	Fly Play	direct
30 Oct - 06 Nov	easyJet
27 Oct - 03 Nov	easyJet
29 Oct - 04 Nov	easyJet
22 Oct - 02 Nov	Fly Play
18 Oct - 02 Nov	easyJet
30 Oct - 08 Nov	easyJet
30 Oct - 04 Nov	easyJet
29 Oct - 01 Nov	easyJet

Also check the deals for one-way 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 return flights from Paris to Keflavik in October from 190€

Return flights