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

Return flights

11 Aug - 30 Aug	China Southern
22 Aug - 10 Sep	China Eastern
21 Aug - 02 Sep	China Eastern
15 Aug - 22 Aug	China Southern
24 Aug - 07 Sep	China Eastern
30 Aug - 14 Sep	Air China
01 Aug - 15 Aug	Air China
09 Aug - 16 Aug	Air China
10 Aug - 27 Aug	Air China
18 Aug - 30 Aug	Air China
03 Aug - 17 Aug	Air China
13 Aug - 15 Sep	Air China
11 Aug - 25 Sep	Qatar Airways
07 Aug - 31 Aug	Air China
02 Aug - 13 Sep	Air China
29 Aug - 15 Sep	Qatar Airways
05 Aug - 30 Sep	Singapore Airlines
29 Aug - 28 Sep	Qatar Airways
01 Aug - 05 Aug	Air China

Also check the deals for one-way flights from Hanoi to Frankfurt 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 Hanoi to Frankfurt in August from $668

Return flights