AirHint found the following cheapest return flights from Barcelona (BCN) to Hanoi (HAN) in July 2025 (see full year).

Return flights

21 Jul - 12 Aug	Etihad Airways
21 Jul - 11 Aug	Etihad Airways
21 Jul - 05 Aug	Etihad Airways
23 Jul - 05 Aug	Etihad Airways
17 Jul - 30 Jul	Air China
18 Jul - 27 Jul	Air China
14 Jul - 31 Jul	Air China
16 Jul - 31 Jul	Air China
14 Jul - 30 Jul	Air China
14 Jul - 23 Jul	Air China
21 Jul - 02 Aug	Air China
21 Jul - 04 Aug	Etihad Airways
23 Jul - 06 Aug	Etihad Airways
21 Jul - 15 Aug	Etihad Airways
18 Jul - 05 Aug	Etihad Airways
13 Jul - 30 Jul	Air China
14 Jul - 27 Jul	Air China
18 Jul - 25 Jul	Air China
18 Jul - 26 Jul	Air China
18 Jul - 02 Aug	Air China

Also check the deals for one-way flights from Barcelona to Hanoi in July.

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 Barcelona to Hanoi in July from $850

Return flights