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

Return flights

24 Jan - 29 Jan	Vueling Airlines
05 Jan - 12 Jan	Air Serbia
16 Jan - 21 Jan	Air Serbia
12 Jan - 18 Jan	Air Serbia
09 Jan - 11 Jan	Air Serbia
25 Jan - 01 Feb	Air Serbia
04 Jan - 09 Jan	SKY express
04 Jan - 18 Jan	SKY express
04 Jan - 23 Jan	SKY express
04 Jan - 11 Jan	SKY express
06 Jan - 18 Jan	SKY express
13 Jan - 01 Feb	SKY express
20 Jan - 01 Feb	SKY express
20 Jan - 06 Feb	SKY express
25 Jan - 13 Feb	SKY express
25 Jan - 06 Feb	SKY express

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 139€

Return flights