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

Return flights

01 Jun - 17 Jun	Cathay Pacific
08 Jun - 28 Jun	Cathay Pacific
01 Jun - 07 Jun	Cathay Pacific
17 Jun - 30 Jun	easyJet
01 Jun - 13 Jun	Vueling Airlines
16 Jun - 23 Jun	Saudia
23 Jun - 23 Jul	Saudia
23 Jun - 11 Jul	Saudia
18 Jun - 25 Jun	Saudia
16 Jun - 30 Jun	Saudia
25 Jun - 09 Jul	Saudia
03 Jun - 10 Jun	Vueling Airlines
13 Jun - 17 Jun	Cathay Pacific
18 Jun - 15 Jul	ITA Airways
15 Jun - 15 Jul	Etihad Airways
16 Jun - 01 Jul	Etihad Airways
29 Jun - 13 Jul	Etihad Airways
29 Jun - 15 Jul	Etihad Airways
17 Jun - 01 Jul	Etihad Airways
25 Jun - 10 Jul	Etihad 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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Cheapest return flights from Barcelona to Bangkok in June from $665

Return flights