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

Return flights

19 Oct - 23 Oct	Aer Lingus	direct
12 Oct - 16 Oct	Aer Lingus	direct
12 Oct - 14 Oct	Aer Lingus
05 Oct - 16 Oct	Aer Lingus	direct
02 Oct - 09 Oct	Ryanair
08 Oct - 15 Oct	Ryanair
08 Oct - 10 Oct	Ryanair
31 Oct - 03 Nov	Ryanair
11 Oct - 15 Oct	Ryanair
31 Oct - 01 Nov	Ryanair
19 Oct - 26 Oct	Aer Lingus	direct
02 Oct - 05 Oct	Ryanair
30 Oct - 02 Nov	Ryanair
31 Oct - 02 Nov	Ryanair
26 Oct - 02 Nov	Ryanair
30 Oct - 02 Nov	Aer Lingus	direct
26 Oct - 02 Nov	Aer Lingus	direct

Also check the deals for one-way flights from Shannon to Paris 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 Shannon to Paris in October from $110

Return flights