AirHint found the following cheapest return flights from Londrina (LDB) to Curitiba (CWB) in September 2025 (see full year).

Return flights

15 Sep - 22 Sep	Azul Airlines	direct
16 Sep - 20 Sep	Azul Airlines	direct
04 Sep - 06 Sep	Azul Airlines	direct
04 Sep - 04 Oct	Azul Airlines	direct
27 Sep - 28 Sep	Azul Airlines	direct
26 Sep - 28 Sep	Azul Airlines	direct
11 Sep - 13 Sep	Azul Airlines	direct
19 Sep - 23 Sep	Azul Airlines	direct
12 Sep - 21 Sep	Azul Airlines	direct
19 Sep - 21 Sep	Azul Airlines	direct
03 Sep - 04 Sep	Azul Airlines

Also check the deals for one-way flights from Londrina to Curitiba in September.

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 Londrina to Curitiba in September from $102

Return flights