AirHint found the following cheapest return flights from Seattle (SEA) to Sao Paulo (GRU) in February 2026 (see full year).
Return flights
| 04 Feb - 16 Feb | United | ||
| 13 Feb - 23 Feb | Hawaiian Airlines | ||
| 11 Feb - 22 Feb | Alaska Airlines | ||
| 19 Feb - 23 Feb | United |
Also check the deals for one-way flights from Seattle to Sao Paulo in February.
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