Kaohsiung is served by Kaohsiung International Airport (KHH), the second-largest international airport in Taiwan and a major gateway for southern Taiwan. It offers a robust network of flights from across East and Southeast Asia into KHH, with a strong focus on low-cost carriers arriving in Kaohsiung, alongside vital domestic and regional full-service connections.
The airport provides essential domestic flights into Kaohsiung from Taipei (TSA, TPE) and offshore islands. Its international network into KHH is concentrated in Asia, with top routes including from Hong Kong (HKG), Tokyo (NRT, HND), Seoul (ICN), Bangkok (BKK), Singapore (SIN), and major cities in Vietnam, the Philippines, and mainland China. There are also limited long-haul charter services into Kaohsiung from destinations like Honolulu.
Kaohsiung International Airport is a key arrival point for Taiwanese low-cost carrier AirAsia Taiwan (formerly known as Tigerair Taiwan). It is also a focus city for China Airlines and EVA Air, which operate many regional routes into KHH. Other major operators into Kaohsiung include Peach Aviation, VietJet Air, Jeju Air, and several Chinese airlines. This mix creates competitive pricing into KHH, especially on routes from Japan, Korea, and Southeast Asia.
To secure cheap flights to Kaohsiung, book regional Asian arrivals into KHH 1-3 months in advance. Use flight comparison tools that include low-cost carriers like AirAsia, Peach, and VietJet Air for flights to Kaohsiung. Flying into KHH on weekdays (Tuesday-Thursday) is typically cheaper. For travelers coming from beyond Asia into Kaohsiung, the most economical option is to fly into Taipei Taoyuan (TPE) — Taiwan's primary international hub — and then take a domestic flight or high-speed rail to Kaohsiung, as TPE offers a vastly wider selection of intercontinental airlines and fares. Sign up for airline newsletters to catch promotions into KHH, especially from LCCs.