Cheapest return flights from San Francisco to Sao Paulo in December from $649

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

Return flights

05 Dec - 12 Dec Delta
30 Dec - 21 Jan United
11 Dec - 22 Jan Alaska Airlines
01 Dec - 17 Dec Frontier Airlines
28 Dec - 22 Jan United
24 Dec - 31 Dec LATAM Airlines Group
11 Dec - 13 Jan Delta
30 Dec - 13 Jan Alaska Airlines
13 Dec - 19 Jan Frontier Airlines
23 Dec - 09 Jan Alaska Airlines
24 Dec - 01 Jan LATAM Airlines Group
28 Dec - 15 Jan Avianca
27 Dec - 15 Jan Avianca
19 Dec - 29 Dec Frontier Airlines
20 Dec - 27 Dec Sun Country Airlines
17 Dec - 21 Dec Copa
23 Dec - 23 Dec Copa

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

Skyscanner

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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