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| Current local time | 14:27:03 Tuesday 04.11.2025 | 
| Time zone | UTC + 08:00 | 
| Demand calculation | 17:18:03 UTC | 
| IATA code | TNN | 
| ICAO code | RCNN | 
| IATA Area | Traffic Conference 3 | 
| IATA Sub-Area | South-Eastern Asia | 
| Country | Taiwan | 
| Continent | East Asia | 
| Runway | 3,050 m | 
| Airport size | Medium sized airport | 
| Slots (per 5 minutes) | 6 | 
| Slot Availability | 95% | 
| Min. transfer time | 01:00h | 
| Nighttime ban | no nighttime ban | 
| Noise restrictions | no noise restrictions | 
| Passengers | ![]()  | 
                        
| Cargo | ![]()  | 
                        
| 2024-08-21 20:20 UTC | Air Luzon has opened a new station at Tainan. | 
| 2024-04-07 15:42 UTC | Genchi Genbutsu Lines has opened a new station at Tainan. | 
| 2023-08-12 06:59 UTC | Nippon Sky has opened a new station at Tainan. | 
| 2023-07-23 18:51 UTC | Aero Korea has opened a new station at Tainan. | 
| 2023-06-20 13:17 UTC | JAPAN PACIFIC AIRWAYS has opened a new station at Tainan. | 
| 2023-02-24 20:02 UTC | Skylion China has opened a new station at Tainan. | 
| 2023-01-31 15:55 UTC | Speed Air has opened a new station at Tainan. | 
| 2023-01-30 16:58 UTC | Aero Japan has opened a new station at Tainan. | 
| 2022-07-26 00:02 UTC | Trans Orient Lines has opened a new station at Tainan. | 
| 2022-02-04 15:30 UTC | Trans Orient Lines has opened a new station at Tainan. | 
| 2021-12-27 08:29 UTC | Trans Orient Lines has opened a new station at Tainan. | 
| 2021-01-11 18:51 UTC | Milestaste Express has opened a new station at Tainan. | 
| 2020-12-11 23:58 UTC | WestFly Atlantic have shut down their station at Tainan. | 
| 2020-08-06 01:20 UTC | WestFly Atlantic has opened a new station at Tainan. | 
| 2020-01-04 06:48 UTC | Air Singapore has opened a new station at Tainan. | 
There are thousands of airports and hundreds of countries in AirlineSim. Consequently, data are bound to be wrong sometimes. In case you came across any mistake - like wrong values, missing airports or naming errors - please send your findings, your sources and a detailed description of the issue to support@airlinesim.aero. Thank you very much for your support!
| Enterprise | IL | Weekly departures | Flight schedule | ||
|---|---|---|---|---|---|
| 
                                        
                                             | 
                                    Genchi Genbutsu Lines | 49 Departures | |||
| Kinmen Airlines | 21 Departures | ||||
| Nebraskan Airlines | 8 Departures | ||||
| 
                                        
                                             | 
                                    Skylette Airlines | 21 Departures | |||
| 
                                        
                                             | 
                                    Solar Winds | 21 Departures | |||
| Taiwan Tiger Lines | 110 Departures | ||||
| Taiwan Tiger Link | 59 Departures | ||||