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

Return flights

03 Oct - 20 Oct	easyJet
29 Oct - 09 Nov	Vueling Airlines
31 Oct - 18 Nov	Air China
31 Oct - 12 Nov	Air China
29 Oct - 14 Nov	China Eastern
13 Oct - 10 Nov	Air India
29 Oct - 07 Nov	Air China
27 Oct - 15 Nov	Air China
23 Oct - 14 Nov	Vueling Airlines
26 Oct - 16 Nov	Air China
27 Oct - 02 Nov	Vueling Airlines
03 Oct - 22 Oct	China Southern
03 Oct - 24 Oct	China Southern
02 Oct - 16 Oct	China Southern
04 Oct - 16 Oct	AJet
02 Oct - 15 Oct	Hainan Airlines
07 Oct - 19 Oct	Air France
03 Oct - 09 Oct	China Southern
15 Oct - 22 Oct	Air France
02 Oct - 30 Oct	China Southern

Also check the deals for one-way flights from Paris to Hanoi 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 Hanoi in October from 556€

Return flights