AirHint found the following cheapest return flights from Florianopolis (FLN) to Lisbon (LIS) in September 2025 (see full year).

Return flights

29 Sep - 10 Oct	GOL Linhas Aéreas
28 Sep - 11 Oct	Azul Airlines
28 Sep - 09 Oct	Azul Airlines
26 Sep - 11 Oct	Copa
24 Sep - 21 Oct	GOL Linhas Aéreas
22 Sep - 13 Oct	Copa
26 Sep - 07 Oct	LATAM Airlines Group
23 Sep - 09 Oct	TAP
24 Sep - 13 Oct	Copa
27 Sep - 11 Oct	GOL Linhas Aéreas
20 Sep - 24 Sep	GOL Linhas Aéreas
26 Sep - 30 Sep	Copa
17 Sep - 24 Sep	Copa
23 Sep - 27 Sep	GOL Linhas Aéreas
19 Sep - 23 Sep	Copa
23 Sep - 30 Sep	GOL Linhas Aéreas
20 Sep - 24 Sep	TAP	direct
20 Sep - 27 Sep	GOL Linhas Aéreas
27 Sep - 29 Sep	GOL Linhas Aéreas
19 Sep - 26 Sep	Copa

Also check the deals for one-way flights from Florianopolis to Lisbon 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 Florianopolis to Lisbon in September from 893€

Return flights