AirHint found the following cheapest return flights from Bangkok (BKK) to Madrid (MAD) in December 2026 (see full year).

Return flights

25 Dec - 01 Jan	Kuwait Airways
25 Dec - 03 Jan	Kuwait Airways
18 Dec - 31 Dec	Saudia
19 Dec - 27 Dec	Saudia
21 Dec - 10 Jan	Saudia
09 Dec - 23 Dec	Turkish Airlines
07 Dec - 14 Dec	Turkish Airlines
01 Dec - 08 Dec	Thai Lion Air
06 Dec - 19 Dec	Turkish Airlines
31 Dec - 09 Jan	Qatar Airways
15 Dec - 26 Dec	Turkish Airlines
24 Dec - 03 Jan	Kuwait Airways
16 Dec - 28 Dec	Qatar Airways
22 Dec - 06 Jan	Emirates
19 Dec - 28 Dec	Qatar Airways
26 Dec - 02 Jan	Finnair
18 Dec - 02 Jan	Finnair
06 Dec - 04 Jan	Air Europa

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

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 Bangkok to Madrid in December from 647€

Return flights