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

Return flights

16 Sep - 25 Sep	Pegasus Airlines
11 Sep - 22 Sep	Pegasus Airlines
18 Sep - 30 Sep	Pegasus Airlines
16 Sep - 24 Sep	Ryanair
11 Sep - 24 Sep	Pegasus Airlines
11 Sep - 17 Sep	Pegasus Airlines
14 Sep - 21 Sep	Pegasus Airlines
25 Sep - 02 Oct	Air Serbia
18 Sep - 21 Sep	ITA Airways
22 Sep - 04 Oct	Pegasus Airlines
13 Sep - 20 Sep	Wizz Air
18 Sep - 01 Oct	Air France
24 Sep - 30 Sep	British Airways
24 Sep - 09 Oct	KLM
22 Sep - 12 Oct	Lufthansa

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

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 Tokyo in September from 714€

Return flights