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

Return flights

02 Dec - 18 Dec	Gulf Air
02 Dec - 10 Dec	Etihad Airways
02 Dec - 29 Dec	Gulf Air
02 Dec - 16 Dec	Gulf Air
08 Dec - 25 Dec	Pegasus Airlines
30 Dec - 13 Jan	Etihad Airways
01 Dec - 27 Dec	Pegasus Airlines
15 Dec - 31 Jan	Etihad Airways
31 Dec - 21 Jan	Etihad Airways
02 Dec - 19 Dec	Gulf Air
08 Dec - 21 Dec	Etihad Airways
01 Dec - 13 Dec	Etihad Airways
02 Dec - 15 Dec	Etihad Airways
15 Dec - 28 Jan	Etihad Airways
30 Dec - 28 Jan	Etihad Airways
15 Dec - 19 Jan	Air China
02 Dec - 27 Jan	Etihad Airways
28 Dec - 13 Jan	Air India
30 Dec - 21 Jan	Etihad Airways
08 Dec - 13 Jan	Etihad Airways

Also check the deals for one-way flights from Frankfurt to Bangkok 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 Frankfurt to Bangkok in December from 478€

Return flights