Cheapest return flights from Paris to Sofia in September from $161

AirHint found the following cheapest return flights from Paris (CDG) to Sofia (SOF) in September 2026 (see full year).

Return flights

06 Sep - 10 Sep Air Serbia
01 Sep - 03 Sep Air Serbia
06 Sep - 09 Sep Air Serbia
07 Sep - 10 Sep Air Serbia
08 Sep - 12 Sep Austrian Airlines
08 Sep - 10 Sep Austrian Airlines
05 Sep - 26 Sep Lufthansa
03 Sep - 07 Sep Lufthansa
04 Sep - 08 Sep Austrian Airlines
07 Sep - 11 Sep Austrian Airlines

Also check the deals for one-way flights from Paris to Sofia 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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