Reference only — not for real-world navigation.
RCNN
Tainan International Airport / Tainan Air Base · Tainan (Rende)
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
63 ft / 19 m
Transition Altitude
11,000 ft
Primary Channel
TWR 118.40 MHz (TWR)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
18L/36R · 10,007 ft · ConcreteLIGHTED18R/36L · 10,007 ft · ConcreteLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Tainan International Airport / Tainan Air Base (RCNN), located in Tainan (Rende), Taiwan. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 2 active runways with a maximum elevation of 63 ft. Instrument approaches (IFR) are supported with verified ILS frequencies and identifiers for precision landings.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 11,000 ft verified for this field for altimeter reset procedures.
Full Name
Tainan International Airport / Tainan Air Base
ICAO / IATA
RCNN / TNN
Municipality
Tainan (Rende)
Country
Region
TW-TNN — Tainan City
GPS Coordinates
Transition Altitude
11,000 ft
Elevation
63 ft
Official Website
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 18L / 36R
LIGHTED
Runway Length: 10,007 ft / 3,050 m
Runway Width: 148 ft / 45 m
Surface Type: Concrete
Heading: 178.7° / 358.7°
Runway Width: 148 ft / 45 m
Surface Type: Concrete
Heading: 178.7° / 358.7°
RWY 18L (178.7°)
No ILS / Visual Only
RWY 36R (358.7°)
No ILS / Visual Only
Runway 18R / 36L
ILS EQUIPPEDLIGHTED
Runway Length: 10,007 ft / 3,050 m
Runway Width: 148 ft / 45 m
Surface Type: Concrete
Heading: 178.6° / 358.6°
Runway Width: 148 ft / 45 m
Surface Type: Concrete
Heading: 178.6° / 358.6°
RWY 18R (178.6°)
No ILS / Visual Only
RWY 36L (358.6°)
109.90 MHz
IDENT: I-TNN | CRS: 359°
APP KAOHSIUNG APP
121.10 MHz
GND GND
121.60 MHz
TWR TWR
118.40 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026