Cheapest return flights from Barcelona to Bangkok in September from $654

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

Return flights

03 Sep - 16 Sep Cathay Pacific
07 Sep - 13 Sep Cathay Pacific
21 Sep - 11 Oct Cathay Pacific
07 Sep - 21 Sep Ryanair
02 Sep - 14 Sep Vueling Airlines
06 Sep - 20 Sep Vueling Airlines
23 Sep - 02 Oct ITA Airways
05 Sep - 20 Sep Ryanair
05 Sep - 26 Sep Ryanair
22 Sep - 27 Sep SWISS
17 Sep - 15 Oct SWISS
28 Sep - 13 Oct Ryanair
03 Sep - 12 Sep Saudia
01 Sep - 17 Sep Ryanair
24 Sep - 16 Oct LOT

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

Powered by

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

Feel free to contact us with any feedback or request another flight research.