Cheapest return flights from Atlanta to Sao Paulo in December from $1040

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

Return flights

25 Dec - 15 Jan Frontier Airlines
27 Dec - 08 Jan Sun Country Airlines
26 Dec - 31 Dec Key Lime Air dba Denver Air Connection
25 Dec - 05 Jan LATAM Airlines Group
24 Dec - 05 Jan LATAM Airlines Group
26 Dec - 05 Jan LATAM Airlines Group
25 Dec - 04 Jan LATAM Airlines Group
23 Dec - 03 Jan Sun Country Airlines
26 Dec - 31 Dec LATAM Airlines Group direct
28 Dec - 02 Jan LATAM Airlines Group
27 Dec - 08 Jan LATAM Airlines Group direct

Also check the deals for one-way flights from Atlanta 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.

Book a cheap hotel in Sao Paulo

Cheap car rent in Sao Paulo

Feel free to contact us with any feedback or request another flight research.