Sit on the Left side of the plane for the best views on flights from Houston to Sao Paulo. The left side captures the dramatic Gulf Coast departure with Galveston Bay and the Ship Channel, and over the Amazon basin the left side faces east toward the main river systems. The landing view on the right is excellent but shorter in duration. Left wins for the full-flight experience.

During takeoff from George Bush Intcntl Houston (IAH), sit on the Left side for the best views. IAH typically departs south or southeast on runways 15L/15R, putting the left (east) side over the Houston Ship Channel, Galveston Bay, and the Gulf of Mexico coastline. You get a clear view of the industrial waterway network and the bay opening to the Gulf. Notable sights include: Houston Ship Channel industrial corridor, Galveston Bay, Bolivar Peninsula, Gulf of Mexico coastline.

When landing at Guarulhos (GRU), sit on the Right side for the best views. GRU typically lands on runways 09R/27L or 10/28, with approaches often from the east or northeast. The right (south) side gives views over the Serra da Cantareira forested ridgeline to the north of São Paulo and then the dense urban sprawl of the city itself as you descend. On a 27L approach heading west, the right side faces south toward the São Paulo metro core. Notable sights include: Serra da Cantareira forest reserve, São Paulo metropolitan grid, Tietê River, Guarulhos urban area.

The flight from George Bush Intcntl Houston (IAH) to Guarulhos (GRU) takes Approximately 9 to 10 hours.

The route crosses the Gulf of Mexico, the Yucatan Peninsula, then over Central America or the Caribbean depending on routing, before tracking south over Colombia and Venezuela. The Amazon basin dominates the mid-flight view with the vast river network visible on clear days — the Rio Negro and Amazon main stem are identifiable from altitude. The Cerrado savanna of central Brazil transitions to the Atlantic Forest zone as you approach São Paulo.