Air Busan Co., Ltd., operating as Air Busan (Hangul: 에어부산; RR: E-eo Busan) is a low-cost airline based in Busanjin-gu, Busan, Republic of Korea. It is a subsidiary of Asiana Airlines. The airline began its operation in 2007 as Busan International Airlines Company (Hangul: 부산국제항공; RR: Busan Gukje Hanggong); it launched service on October 2008.

Upon the launch of its Seoul–Busan route, Air Busan filled 49.7 percent of its seats, while its competitor on the same route, Korean Air had 61.2 percent. About five months later in March 2009, however, Air Busan's boarding rate exceeded that of its competitor, 54.7 percent to 54.1 percent. For the Busan-Jeju route, Air Busan is also taking the lead, filling 77.7 percent of its seats. The airline has code-share operation with its parent company Asiana for the 4 routes.

Air Busan started operations on October 27, 2008, using Gimhae International Airport as a hub.

They serve the following destinations (as of May 2014):

The airline has codeshare agreements with the following airline (as of May 2014):

The Air Busan Fleet consists of the following aircraft as of February 2017:

Domestic flights, Gimpo-Busan route to commercial customers, newspaper, coffee service, and Gimpo-Jeju, Busan-Jeju route in Jeju Flights to Jeju customers by providing instant sweepstakes pleasure to provide services that can be provided. Japan routes for international flights, domestic and local newspapers in Japan and other magnifying glasses, and services, in-flight duty-free, and Meals are provided. Narita route, the low-cost airline in-flight meals a variety of international Taipei, Hong Kong, Osaka, Narita, detailed route is provided, and has implemented the first kimchi.

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