AirHint found the following cheapest one-way flights from Paris (PAR) to Sofia (SOF) in September 2025 (see full year).

One-Way flights

03 Sep	Ryanair	direct
17 Sep	Ryanair	direct
24 Sep	Wizz Air Malta
01 Sep	Wizz Air	direct
15 Sep	Wizz Air Malta
02 Sep	easyJet	direct
16 Sep	easyJet	direct
10 Sep	Wizz Air	direct
28 Sep	easyJet	direct
25 Sep	Wizz Air Malta

Also check the deals for return flights from Paris to Sofia 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 one-way flights from Paris to Sofia in September from 18€

One-Way flights