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

Return flights

01 Dec - 08 Dec	Azul Airlines
13 Dec - 29 Dec	LATAM Airlines Group
13 Dec - 31 Dec	TAP
15 Dec - 20 Jan	TAP
23 Dec - 04 Jan	LATAM Airlines Group
08 Dec - 02 Jan	TAP
29 Dec - 14 Jan	TAP
29 Dec - 15 Jan	TAP
28 Dec - 17 Jan	TAP
20 Dec - 05 Jan	TAP
12 Dec - 03 Jan	TAP

Also check the deals for one-way flights from Curitiba to Lisbon 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 Lisbon in December from $783

Return flights