Cheapest return flights from Sofia to Bangkok in September from $555

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

Return flights

17 Sep - 20 Sep Pegasus Airlines
16 Sep - 23 Sep Pegasus Airlines
13 Sep - 17 Sep Pegasus Airlines
24 Sep - 02 Oct Pegasus Airlines
20 Sep - 05 Oct Pegasus Airlines
22 Sep - 07 Oct Pegasus Airlines
03 Sep - 18 Sep Pegasus Airlines
15 Sep - 30 Sep Pegasus Airlines
17 Sep - 19 Sep Pegasus Airlines
24 Sep - 03 Oct Pegasus Airlines
05 Sep - 20 Sep Pegasus Airlines
23 Sep - 13 Oct Pegasus Airlines
11 Sep - 20 Sep Pegasus Airlines
19 Sep - 26 Sep Pegasus Airlines
03 Sep - 30 Sep Pegasus Airlines
23 Sep - 02 Oct Air France
21 Sep - 07 Oct Austrian Airlines
23 Sep - 03 Oct Pegasus Airlines
18 Sep - 09 Oct Pegasus Airlines
18 Sep - 10 Oct Pegasus Airlines

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

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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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