AirHint found the following cheapest return flights from Sao Paulo (CGH) to Porto (OPO) in March 2026 (see full year).

Return flights

12 Mar - 19 Mar	Azul Airlines
20 Mar - 12 Apr	Air Europa
22 Mar - 13 Apr	Air Europa
12 Mar - 26 Mar	Azul Airlines
29 Mar - 11 Apr	Air Europa
09 Mar - 16 Mar	GOL Linhas Aéreas
13 Mar - 19 Mar	GOL Linhas Aéreas
18 Mar - 30 Mar	Azul Airlines
11 Mar - 18 Mar	GOL Linhas Aéreas
17 Mar - 30 Mar	LATAM Airlines Group
05 Mar - 17 Mar	Azul Airlines
02 Mar - 13 Mar	Azul Airlines
03 Mar - 16 Mar	GOL Linhas Aéreas
24 Mar - 04 Apr	Azul Airlines
28 Mar - 04 Apr	Azul Airlines
26 Mar - 09 Apr	GOL Linhas Aéreas
23 Mar - 03 Apr	Air Europa
06 Mar - 06 Apr	Air Europa
26 Mar - 06 Apr	GOL Linhas Aéreas
28 Mar - 11 Apr	GOL Linhas Aéreas

Also check the deals for one-way flights from Sao Paulo to Porto in March.

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 Sao Paulo to Porto in March from $889

Return flights