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

Return flights

12 Mar - 22 Mar	Vueling Airlines
09 Mar - 22 Mar	Vueling Airlines
05 Mar - 22 Mar	Vueling Airlines
08 Mar - 22 Mar	Vueling Airlines
01 Mar - 10 Mar	Vueling Airlines
01 Mar - 15 Mar	Vueling Airlines
05 Mar - 20 Mar	Air China
13 Mar - 28 Mar	Air China
08 Mar - 15 Mar	Air China
08 Mar - 18 Mar	Air China
26 Mar - 09 Apr	Air China
26 Mar - 11 Apr	Air China
16 Mar - 02 Apr	Air China
31 Mar - 28 Apr	Saudia
23 Mar - 06 Apr	SWISS
15 Mar - 06 Apr	SWISS
23 Mar - 18 Apr	Air China
28 Mar - 19 Apr	Vueling Airlines
19 Mar - 06 Apr	Vueling Airlines
27 Mar - 12 Apr	Vueling Airlines

Also check the deals for one-way flights from Barcelona to Bangkok 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 Bangkok in March from 584€

Return flights