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

Return flights

18 Jan - 25 Jan	Air Serbia
09 Jan - 11 Jan	Air Serbia
23 Jan - 25 Jan	Air Serbia
16 Jan - 18 Jan	Air Serbia
01 Jan - 02 Jan	Air Serbia
02 Jan - 03 Jan	Air Serbia
04 Jan - 05 Jan	Air Serbia
05 Jan - 06 Jan	Air Serbia
06 Jan - 07 Jan	Air Serbia
07 Jan - 08 Jan	Air Serbia
20 Jan - 20 Feb	Air Serbia
31 Jan - 01 Feb	Vueling Airlines

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

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 Paris to Sofia in January from 158€

Return flights