Cheapest return flights from Porto to Sao Paulo in December from $651

Best time to book flights for Porto (OPO) to Sao Paulo (GRU) flights at AirHint

AirHint found the following cheapest return flights from Porto (OPO) to Sao Paulo (GRU) in December 2025 (see full year).

Return flights

08 Dec - 21 Jan British Airways
07 Dec - 21 Jan British Airways
05 Dec - 12 Dec Air Europa
06 Dec - 13 Dec Air Europa
01 Dec - 13 Dec Air Europa
29 Dec - 20 Jan TAP
31 Dec - 21 Jan Iberia
08 Dec - 22 Jan Iberia
25 Dec - 26 Jan Iberia
11 Dec - 24 Jan TAP
24 Dec - 20 Jan TAP
25 Dec - 24 Jan Iberia
14 Dec - 22 Jan Air Europa
23 Dec - 31 Dec LATAM Airlines Group
01 Dec - 02 Dec TAP
22 Dec - 30 Dec TAP
22 Dec - 29 Dec TAP
13 Dec - 13 Dec TAP
20 Dec - 25 Dec TAP
20 Dec - 27 Dec TAP direct

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

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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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