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

Return flights

03 Jun - 16 Jun	Vueling Airlines
15 Jun - 24 Jun	Air China
01 Jun - 21 Jun	Cathay Pacific
23 Jun - 14 Jul	Saudia
23 Jun - 09 Jul	Saudia
16 Jun - 30 Jun	Saudia
03 Jun - 17 Jun	Vueling Airlines
01 Jun - 10 Jun	Wizz Air Malta
01 Jun - 07 Jun	Wizz Air Malta
05 Jun - 14 Jun	Vueling Airlines
19 Jun - 29 Jun	Air China
03 Jun - 18 Jun	Air China
22 Jun - 13 Jul	Qatar Airways
25 Jun - 12 Jul	Cathay Pacific
20 Jun - 03 Jul	Condor
19 Jun - 05 Jul	Condor
24 Jun - 08 Jul	Wizz Air Malta
24 Jun - 07 Jul	Iberia
10 Jun - 10 Jul	Vueling Airlines
30 Jun - 17 Jul	ITA Airways

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 551€

Return flights