Busan Airport Code

Busan has one major airport Gimhae International Airport, whose IATA airport code is PUS.

Gimhae International Airport

IATA code	PUS
ICAO code	RKPK

Airport codes for other cities in South Korea

City
Busan
Cheongju
Daegu
Gwangju
Jeju
Kunsan
Piseo-ri (Muan)
Pohang
Sacheon
Seoul
Ulsan
Wonju
Yangyang
Yeosu