The most frequently used airline companies from Sao Paulo to Curitiba are generally
Türk Hava Yolları,
Ethiopian Airlines,
Air Canada,
United Airlines,
Tam Linhas Aereas,
Aeromexico,
Lan Airlines,
British Airways,
Emirates,
Qantas Airways,
American Airlines,
TAP Portugal,
Iberia,
Air France,
KLM,
Avianca,
Virgin Atlantic,
Swiss,
Delta Air Lines,
Gol Linhas Aereas,
Azul Linhas Aereas Brasileiras,
Aerolineas Argentinas,
Air Europa,
Japan Airlines,
Lufthansa,
Copa Airlines,
Qatar Airways
are companies.