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

Return flights

03 Jun - 29 Jun	Air China
15 Jun - 27 Jun	Air China
01 Jun - 28 Jun	Air China
08 Jun - 14 Jun	Air China
03 Jun - 15 Jun	Air China
05 Jun - 19 Jun	Air China
01 Jun - 29 Jun	Air China
03 Jun - 16 Jun	Air China
01 Jun - 08 Jun	Air China
04 Jun - 11 Jun	Austrian Airlines
18 Jun - 09 Jul	Saudia
22 Jun - 01 Jul	KLM
23 Jun - 03 Jul	KLM
22 Jun - 03 Jul	KLM
15 Jun - 04 Jul	Wizz Air Malta
25 Jun - 09 Jul	Saudia
24 Jun - 08 Jul	Qatar Airways
23 Jun - 05 Jul	Etihad Airways
25 Jun - 10 Jul	Emirates
19 Jun - 04 Jul	Iberia

Also check the deals for one-way flights from Barcelona to Bangkok in June.

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 June from 579€

Return flights