Every San Francisco–São Paulo fare we track, measured against the route's typical price whenever there is enough cached history to build one. Subscribe in any RSS reader for free single-route price alerts — no account, no email needed.https://flight.dealsen-ushttps://flight.deals/flights/san-francisco-to-sao-paulo/#2027-02-01-2027-02-18-UAhttps://flight.deals/flights/san-francisco-to-sao-paulo/#2027-02-01-2027-02-18-UASFO → SAO round-trip on United, 2027-02-01 to 2027-02-18 (17 nights). Cached fare $870. Not enough cached history on this route yet to say what it usually costs.Sat, 15 Aug 2026 22:25:30 GMT