Cheapest return flights from Seattle to Sao Paulo in January from 513€

AirHint found the following cheapest return flights from Seattle (SEA) to Sao Paulo (GRU) in January 2026 (see full year).

Return flights

22 Jan - 30 Jan LATAM Airlines Group
20 Jan - 30 Jan Delta
20 Jan - 31 Jan Delta
20 Jan - 27 Jan Delta
21 Jan - 31 Jan Delta
21 Jan - 30 Jan Delta
24 Jan - 12 Feb United
24 Jan - 25 Feb United
19 Jan - 26 Jan United
04 Jan - 25 Jan Frontier Airlines
15 Jan - 17 Jan Hawaiian Airlines
04 Jan - 11 Jan Hawaiian Airlines

Also check the deals for one-way flights from Seattle to Sao Paulo in January.

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