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

Return flights

03 Dec - 08 Dec	Azul Airlines
09 Dec - 01 Jan	Azul Airlines
10 Dec - 01 Jan	GOL Linhas Aéreas
01 Dec - 10 Dec	Azul Airlines
03 Dec - 11 Dec	Azul Airlines
14 Dec - 20 Jan	Azul Airlines
11 Dec - 01 Jan	Azul Airlines
10 Dec - 02 Jan	GOL Linhas Aéreas
30 Dec - 18 Jan	GOL Linhas Aéreas
06 Dec - 13 Dec	Azul Airlines
17 Dec - 01 Jan	Azul Airlines
28 Dec - 25 Jan	Azul Airlines
28 Dec - 26 Jan	Azul Airlines
20 Dec - 17 Jan	LATAM Airlines Group
19 Dec - 31 Dec	Azul Airlines
19 Dec - 26 Dec	Azul Airlines
21 Dec - 27 Dec	LATAM Airlines Group
06 Dec - 19 Dec	Air Europa

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 710€

Return flights