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

Return flights

10 Sep - 22 Sep	Air France
10 Sep - 24 Sep	Air France
18 Sep - 29 Sep	Qatar Airways
11 Sep - 20 Sep	Air France
11 Sep - 15 Sep	Air France
25 Sep - 10 Oct	Qatar Airways
15 Sep - 25 Sep	Qatar Airways
27 Sep - 03 Oct	Qatar Airways
27 Sep - 11 Oct	Qatar Airways
10 Sep - 23 Sep	Qatar Airways
28 Sep - 11 Oct	Turkish Airlines
07 Sep - 20 Oct	Qatar Airways
09 Sep - 21 Sep	Turkish Airlines
01 Sep - 11 Sep	Qatar Airways
02 Sep - 11 Sep	Qatar Airways

Also check the deals for one-way flights from Tunis 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 Tunis to Hanoi in September from 664€

Return flights