American Airlines
https://www.aa.com
British Airways
https://www.britishairways.com
Delta Airlines
https://www.delta.com
Lufthansa
https://www.lufthansa.com
KLM/AirFrance
https://www.klm.com
Qantas
https://www.qantas.com
United Airlines
https://www.united.com
Virgin Atlantic
https://www.virginatlantic.com