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

Return flights

26 Aug - 09 Sep	Air China
25 Aug - 09 Sep	Air China
29 Aug - 12 Sep	Sichuan Airlines
25 Aug - 12 Sep	Sichuan Airlines
22 Aug - 12 Sep	ITA Airways
22 Aug - 10 Sep	ITA Airways
29 Aug - 15 Sep	Etihad Airways
27 Aug - 10 Sep	Qatar Airways
28 Aug - 05 Sep	Etihad Airways
31 Aug - 12 Sep	Sichuan Airlines
25 Aug - 31 Aug	Sichuan Airlines
20 Aug - 31 Aug	Ryanair
19 Aug - 27 Aug	ITA Airways
19 Aug - 29 Aug	ITA Airways
20 Aug - 29 Aug	ITA Airways
20 Aug - 27 Aug	ITA Airways
12 Aug - 19 Aug	Air China
19 Aug - 26 Aug	ITA Airways
19 Aug - 28 Aug	ITA Airways
24 Aug - 31 Aug	KLM

Also check the deals for one-way flights from Madrid 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 Madrid to Hanoi in August from $752

Return flights