Chiang Mai International Airport is an Airports of Thailand airport about 4 km southwest of Chiang Mai. CAAT lists runway 18/36 with a published physical length of 3,400 m and an aerodrome elevation of 316 m. The AIP includes displaced-threshold details, instrument procedures and ground-handling arrangements, providing concrete material for studying the distinction between physical runway length and usable declared distances. The airport is an operating transport facility with controlled airside areas. See [CAAT aerodrome information](https://aip.caat.or.th/2026-10-01-AIRAC/html/eAIP/VT-AD-2.VTCC-en-GB.html) for published technical details.