AirHint found the following cheapest return flights from Sofia (SOF) to Bangkok (BKK) in January 2026 (see full year).

Return flights

15 Jan - 29 Jan	SWISS
17 Jan - 25 Jan	Air France
09 Jan - 23 Jan	Pegasus Airlines
12 Jan - 19 Jan	Air France
16 Jan - 26 Jan	Lufthansa
22 Jan - 31 Jan	Air France
11 Jan - 25 Jan	KLM
09 Jan - 20 Jan	KLM
01 Jan - 15 Jan	Austrian Airlines
24 Jan - 16 Feb	KLM
24 Jan - 31 Jan	KLM
23 Jan - 07 Feb	Turkish Airlines

Also check the deals for one-way flights from Sofia to Bangkok in January.

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 Sofia to Bangkok in January from $613

Return flights