AirHint found the following cheapest return flights from Curitiba (CWB) to Madrid (MAD) in December 2025 (see full year).

Return flights

02 Dec - 07 Dec	Azul Airlines
01 Dec - 08 Dec	Azul Airlines
02 Dec - 14 Dec	Azul Airlines
03 Dec - 05 Dec	Azul Airlines
01 Dec - 09 Dec	Azul Airlines
08 Dec - 15 Dec	ITA Airways
01 Dec - 10 Dec	Azul Airlines
10 Dec - 24 Jan	GOL Linhas Aéreas
03 Dec - 04 Dec	Azul Airlines
01 Dec - 13 Dec	Azul Airlines
15 Dec - 29 Dec	Azul Airlines
10 Dec - 05 Jan	Azul Airlines
15 Dec - 15 Jan	Azul Airlines
17 Dec - 01 Jan	Azul Airlines
30 Dec - 18 Jan	Azul Airlines
23 Dec - 06 Jan	LATAM Airlines Group
28 Dec - 25 Jan	Azul Airlines
28 Dec - 21 Jan	Azul Airlines
17 Dec - 02 Jan	Azul Airlines
22 Dec - 18 Jan	Azul Airlines

Also check the deals for one-way flights from Curitiba to Madrid 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 Curitiba to Madrid in December from 671€

Return flights