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

Return flights

24 Sep - 14 Oct	Wizz Air Malta
27 Sep - 10 Oct	Vueling Airlines
05 Sep - 13 Oct	Air China
24 Sep - 26 Oct	Air China
01 Sep - 15 Oct	Air China
13 Sep - 14 Oct	Air China
24 Sep - 15 Oct	Air China
12 Sep - 21 Oct	Air China
07 Sep - 19 Oct	Air China
06 Sep - 28 Oct	Hainan Airlines
15 Sep - 22 Sep	China Southern
01 Sep - 17 Sep	Air China
09 Sep - 22 Sep	easyJet
10 Sep - 17 Sep	Ryanair
03 Sep - 17 Sep	Ryanair
10 Sep - 20 Sep	Ryanair
13 Sep - 21 Sep	China Eastern
02 Sep - 17 Sep	China Eastern
11 Sep - 18 Sep	Wizz Air Malta
10 Sep - 30 Sep	Ryanair

Also check the deals for one-way flights from Paris to Hanoi in September.

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 September from $682

Return flights