Cheapest one-way flights from Seattle to Sao Paulo in August from 278€

AirHint found the following cheapest one-way flights from Seattle (SEA) to Sao Paulo (GRU) in August 2025 (see full year).

One-Way flights

19 Aug Frontier Airlines
28 Aug Frontier Airlines
06 Aug Frontier Airlines
07 Aug Frontier Airlines
05 Aug Spirit Airlines
17 Aug Frontier Airlines

Also check the deals for return flights from Seattle to Sao Paulo in August.

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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