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

Return flights

21 Mar - 04 Apr	Vueling Airlines
26 Mar - 02 Apr	Vueling Airlines
28 Mar - 10 Apr	Vueling Airlines
26 Mar - 10 Apr	Vueling Airlines
23 Mar - 12 Apr	Vueling Airlines
26 Mar - 11 Apr	Vueling Airlines
28 Mar - 11 Apr	Vueling Airlines
27 Mar - 11 Apr	Vueling Airlines
21 Mar - 05 Apr	Turkish Airlines

Also check the deals for one-way flights from Bilbao 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 Bilbao to Hanoi in March from 691€

Return flights