San Marcos Municipal (HYI)

• IATA Code HYI
• ICAO Code KHYI
• FAA Code KHY
• Time Zone America/Chicago
• Phone None
• FAX None
• Latitude 29.986111
• Longitude -97.996944
• Website None
• Email None
• Current Date and Time 23:06 26-Apr-2026
• Open Hours None
• Elevation 597 Feets
• Address None