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

Return flights

26 Aug - 09 Sep	Aegean Airlines
23 Aug - 08 Sep	China Eastern
21 Aug - 05 Sep	China Eastern
25 Aug - 05 Sep	China Eastern
30 Aug - 07 Sep	China Eastern
31 Aug - 25 Sep	Vueling Airlines
16 Aug - 05 Sep	China Eastern
17 Aug - 08 Sep	Air India
29 Aug - 05 Sep	China Eastern
29 Aug - 06 Sep	China Eastern
25 Aug - 30 Aug	Vueling Airlines
23 Aug - 31 Aug	Aegean Airlines
04 Aug - 18 Aug	LOT
04 Aug - 17 Aug	LOT
05 Aug - 07 Aug	LOT
21 Aug - 30 Aug	China Eastern
04 Aug - 11 Aug	LOT
20 Aug - 31 Aug	Etihad Airways
05 Aug - 12 Aug	LOT
28 Aug - 31 Aug	Etihad Airways

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

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 August from 634€

Return flights