Taiwan Taoyuan International Airport, also sometimes referred to as Taipei-Taoyuan International Airport, is an international airport situated in Taoyuan City which serves the entire northern Taiwan region including the capital city Taipei. Located about 40 km west of the capital Taipei in Dayuan District, Taoyuan, the airport is the busiest and largest in Taiā¦Taiwan Taoyuan International Airport, also sometimes referred to as Taipei-Taoyuan International Airport, is an international airport situated in Taoyuan City which serves the entire northern Taiwan region including the capital city Taipei. Located about 40 km west of the capital Taipei in Dayuan District, Taoyuan, the airport is the busiest and largest in Taiwan. In 2016, it was ranked the best airport for its size in the Asia-Pacific region by Airports Council International.