Cheap flights from Porto to Sao Paulo
Cheapest current fares: $440 in May 2026, 8,179 km direct flight in ~9h 37m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Porto (OPO) to Sao Paulo (GRU). Refreshed daily.
Porto (OPO) → Sao Paulo (GRU)
- May 2026 $440
- June 2026 $519
- August 2026 $532
Frequently asked questions
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What is the cheapest month to fly from Porto to Sao Paulo?
Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Porto (OPO) to Sao Paulo (GRU), with fares starting from $440.
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What is the lowest current fare from OPO to GRU?
The lowest currently-listed fare from Porto (OPO) to Sao Paulo (GRU) is $440 on 2026-05-26.
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How long is the flight from Porto to Sao Paulo?
Direct flights from OPO to GRU cover approximately 8,179 km (5,082 miles), with an estimated flight time of 9h 37m. Operating airlines: TP.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.