Cheapest return flights from Barcelona to Bangkok in December from 582€

Best time to book flights for Barcelona (BCN) to Bangkok (BKK) flights at AirHint

AirHint found the following cheapest return flights from Barcelona (BCN) to Bangkok (BKK) in December 2025 (see full year).

Return flights

09 Dec - 14 Jan Air China
08 Dec - 17 Dec Air China
01 Dec - 29 Dec Air China
08 Dec - 27 Dec Air China
04 Dec - 26 Dec Air China
01 Dec - 19 Dec Air China
06 Dec - 10 Dec Air China
09 Dec - 22 Dec Air China
01 Dec - 21 Dec Air China
04 Dec - 14 Dec Air China
02 Dec - 27 Dec Air China
06 Dec - 21 Jan Air China
06 Dec - 05 Jan Air China
02 Dec - 17 Jan Air China
02 Dec - 03 Jan Air China
01 Dec - 12 Jan Air China
08 Dec - 12 Jan Air China
01 Dec - 04 Jan Air China
06 Dec - 07 Jan Air China
01 Dec - 01 Jan Air China

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

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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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