Cheapest return flights from Sofia to Bangkok in September from $624

Best time to book flights for Sofia (SOF) to Bangkok (BKK) flights at AirHint

AirHint found the following cheapest return flights from Sofia (SOF) to Bangkok (BKK) in September 2025 (see full year).

Return flights

17 Sep - 13 Oct Air France
03 Sep - 17 Sep KLM
08 Sep - 21 Sep Austrian Airlines
18 Sep - 14 Oct Air France
20 Sep - 22 Sep Austrian Airlines
03 Sep - 13 Sep Austrian Airlines
18 Sep - 12 Oct Austrian Airlines
01 Sep - 13 Sep Austrian Airlines

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

Skyscanner

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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