Tainan International Airport / Tainan Air Base (TNN) is an airport in Tainan, Taiwan serving 4 nonstop destinations across 2 countries. The largest operators are UNI Air and Tigerair Taiwan. Updated 30 August 2026.
Frequently asked questions
How many nonstop destinations does TNN have?
TNN (Tainan International Airport / Tainan Air Base) serves 4 nonstop destinations across 2 countries.
Which airlines fly nonstop from TNN?
Airlines flying nonstop from TNN include UNI Air, Tigerair Taiwan.
What is the ICAO code for TNN?
The ICAO code for TNN (Tainan International Airport / Tainan Air Base) is RCNN.
