Cheapest one-way flights from Hanoi to Barcelona in September from $315

AirHint found the following cheapest one-way flights from Hanoi (HAN) to Barcelona (BCN) in September 2025 (see full year).

One-Way flights

17 Sep Air China
22 Sep Air China
02 Sep Air China
24 Sep VietJet Air
01 Sep Air China
07 Sep Air China
14 Sep Air China
15 Sep Air China
11 Sep Air China
18 Sep Air China

Also check the deals for return flights from Hanoi to Barcelona in September.

Skyscanner

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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