Hualien Airport is a commercial airport located in an 11.5-hectare (28-acre) civilian area of Chiashan Air Force Base in Xincheng, Hualien County, Taiwan. With flights to Taipei, Kaohsiung and Taichung, it served 235,386 passengers in 2017, making it the tenth-busiest airport in Taiwan.

Hualien County is a county on the east coast of Taiwan. It is Taiwan's largest county by area, yet due to its mountainous terrain, has one of the lowest populations in the country. The county seat and largest city is Hualien City. Hualien County is located in the eastern part of Taiwan; the Pacific Ocean is to its east and the Central Mountain Range is to its west. Hualien is the largest county in Taiwan in terms of area, with a long, narrow and mountainous terrain.