February route overview: Travelers flying from Chicago (All Airports) (CHIA) to São Paulo (All Airports) (SAOA) in February should plan for a mix of nonstop and one-stop itineraries. Nonstop flights (often originating at O'Hare) average 10–11.5 hours; connecting flights through U.S. hubs such as Miami (MIA), Dallas (DFW), or Panama City (PTY) add layover time but can lower fares. Carnival can increase demand in late February, so consider booking 6–8 weeks ahead and using mid-week departures for cheaper fares. Nearby major cities and top destinations easily accessed from CHIA include Milwaukee, Indianapolis, Detroit, and St. Louis for regional connections, while SAOA travelers often continue to Rio de Janeiro, Campinas, Santos, Curitiba, and Belo Horizonte. CTA: Search cheap flights from Chicago (All Airports) (CHIA) to São Paulo (All Airports) (SAOA) now to compare nonstop and connecting options for February.
Arrival overview for February: When flying into São Paulo (All Airports) (SAOA) from Chicago (All Airports) (CHIA), expect warm, humid weather and occasional heavy rain that can affect on-the-ground transfers. GRU remains the primary international hub with the most nonstop service; CGH and VCP offer valuable domestic or low-cost carrier alternatives. February also brings Carnival-related crowding—book accommodations and intercity connections early. For onward travel to nearby major cities (Rio de Janeiro, Campinas, Santos, Curitiba, Belo Horizonte), check domestic schedules in advance and consider evening arrivals to avoid daytime traffic. CTA: Book arrival transfers and check updated SAOA airport advisories for a seamless February landing.