Hong Kong Express Airways Limited (HKE), commonly known as Hong Kong Express or HK Express, is a Hong Kong–based low-cost airline fully owned by Cathay Pacific Airways. It provides scheduled air service to 27 destinations in Asia, including Cambodia, China, Japan, South Korea, Taiwan, Thailand and Vietnam. The airline's main hub at Hong Kong International Airport uses a fleet that consists exclusively of the Airbus A320 family. The company slogan is Gotta Go.

Cathay Pacific Airways Limited (CPA), more widely known as Cathay Pacific, is the flag carrier of the Hong Kong Special Administrative Region with its head office and main hub located at Hong Kong International Airport. The airline's operations and its subsidiaries have scheduled passenger and cargo services to over 190 destinations and more than 60 countries worldwide including codeshares and joint ventures. Cathay Pacific operates a fleet consisting of Airbus A321neo, Airbus A330, Airbus A350, and Boeing 777 aircraft. Cathay Cargo operates two models of Boeing 747. Defunct wholly-owned subsidiary airline Cathay Dragon, which ceased operations in 2020, operated to 44 destinations in the Asia-Pacific region from its Hong Kong base. In 2010, Cathay Pacific and Cathay Cargo, together with Cathay Dragon, transported nearly 27 million passengers and over 1.8 million tons of cargo and mail.