The closest airport to Yilan County is Taiwan Taoyuan International Airport (TPE) near Taipei.
To get to Yilan County, you have 3 options:
- Highway bus from TPE to Yilan County (Jiaoxi, Yilan City or Luodong)
- Airport express to Taipei and take the local or express train to Yilan County (Toucheng, Jiaoxi, Yilan City or Luodong)
- Airport express to Taipei and take a highway bus to Yilan County (Toucheng, Jiaoxi, Yilan City or Luodong)