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