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

Return flights

02 Dec - 13 Dec	KLM
23 Dec - 26 Jan	Ryanair
23 Dec - 23 Jan	Ryanair
29 Dec - 29 Jan	Ryanair
22 Dec - 23 Jan	Ryanair
06 Dec - 07 Dec	Air France
29 Dec - 22 Jan	KLM
04 Dec - 27 Dec	Ryanair
15 Dec - 14 Jan	Ryanair
22 Dec - 11 Jan	Ryanair
15 Dec - 17 Jan	Ryanair
22 Dec - 12 Jan	Ryanair
21 Dec - 17 Jan	Ryanair

Also check the deals for one-way flights from Cork to Sao Paulo 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 Cork to Sao Paulo in December from $1055

Return flights