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

Return flights

04 Dec - 15 Jan	Air France
08 Dec - 14 Dec	Iberia
24 Dec - 29 Jan	Qatar Airways
15 Dec - 15 Jan	Turkish Airlines
23 Dec - 31 Jan	Qatar Airways
17 Dec - 15 Jan	Air France
15 Dec - 25 Jan	Air France
22 Dec - 22 Jan	Air France
25 Dec - 30 Jan	Turkish Airlines
24 Dec - 03 Jan	KLM
26 Dec - 06 Jan	Emirates

Also check the deals for one-way flights from Sao Paulo 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 Sao Paulo to Sofia in December from 869€

Return flights