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