AirHint found the following cheapest return flights from Barcelona (BCN) to Hanoi (HAN) in March 2026 (see full year).

Return flights

12 Mar - 23 Mar	Air China
12 Mar - 24 Mar	Air China
12 Mar - 25 Mar	Air China
03 Mar - 17 Mar	Air China
02 Mar - 17 Mar	Air China
02 Mar - 09 Mar	Air China
03 Mar - 15 Mar	Air China
03 Mar - 10 Mar	Air China
10 Mar - 17 Mar	Air China
03 Mar - 13 Mar	Air China
14 Mar - 04 Apr	Air China
30 Mar - 06 Apr	Vueling Airlines
31 Mar - 14 Apr	Vueling Airlines
27 Mar - 08 Apr	Ryanair
25 Mar - 15 Apr	Pegasus Airlines
29 Mar - 11 Apr	Vueling Airlines
26 Mar - 08 Apr	Wizz Air
28 Mar - 10 Apr	Vueling Airlines
28 Mar - 06 Apr	Vueling Airlines
27 Mar - 10 Apr	Ryanair

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

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 March from 535€

Return flights