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Tainan Airport (TNN) had nonstop service to 4 destinations on 2 airlines in our September 10, 2026 departure snapshot. The busiest route was to Shang-I (KNH), and the largest operator here was Uni Air with nonstops to 2 destinations. 2 of those routes were international.
Route data as of September 10, 2026, based on a 4-day departures sample. Routes may have changed since this snapshot.
This schedule snapshot includes nonstop flights from TNN to 4 destinations, including 2 international routes. The snapshot shows about 2.1 flights per day across those routes. The busiest options start with Shang-I (KNH), Kumamoto (KMJ), Makung City (MZG).
2 international routes in this schedule set
Japan 2 · Taiwan 2
1-2/day
ATR 42/72 · Airbus A320 family
Ranked by destinations served, then daily frequency.
Ranked by airlines operating the route. Routes with enough tracked data or schedule depth link to full route guides.
Tainan Airport (TNN / RCNN) is located in Tainan City, Taiwan.
The IATA code is TNN. The ICAO code is RCNN.
The busiest scheduled route from TNN in our September 10, 2026 departure data was TNN to KNH (Shang-I), with 1-2/day.
Uni Air was the largest operator in our TNN schedule data, serving 2 destinations with 1-2/day.
This schedule snapshot includes 2 international routes and 2 domestic routes from TNN.
2 airlines operated at TNN in our September 10, 2026 snapshot. Top carriers include Uni Air, Tigerair Taiwan.
This schedule snapshot includes direct flights from TNN to 4 destinations including Shang-I, Makung City, Naha, Kumamoto.
View live arrivals and departures at TNN on FlightRadar24.
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