Cheapest one-way SFO–GRU flights, May

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Sao Paulo (GRU) in May 2026 (see full year).

One-Way flights

19 May Frontier Airlines
31 May Frontier Airlines
17 May Frontier Airlines
24 May Frontier Airlines
05 May Frontier Airlines
01 May United
30 May Frontier Airlines
04 May GOL Linhas Aéreas
10 May GOL Linhas Aéreas
11 May Copa

Also check the deals for return flights from San Francisco to Sao Paulo in May.

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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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