AirHint found the following cheapest return flights from Paris (CDG) to Sofia (SOF) in December 2025 (see full year).

Return flights

12 Dec - 13 Dec	easyJet
12 Dec - 15 Dec	easyJet
16 Dec - 18 Dec	easyJet
06 Dec - 10 Dec	easyJet
13 Dec - 16 Dec	easyJet
13 Dec - 15 Dec	easyJet
02 Dec - 09 Dec	easyJet
13 Dec - 13 Dec	easyJet
13 Dec - 18 Jan	easyJet
03 Dec - 07 Dec	easyJet
12 Dec - 16 Dec	Lufthansa
15 Dec - 13 Jan	Lufthansa
16 Dec - 13 Jan	Lufthansa
10 Dec - 21 Jan	Lufthansa
13 Dec - 17 Jan	easyJet
25 Dec - 07 Jan	Austrian Airlines
22 Dec - 10 Jan	easyJet
27 Dec - 08 Jan	Lufthansa
20 Dec - 25 Jan	Air Serbia
24 Dec - 01 Jan	Lufthansa

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

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 December from 106€

Return flights