Reference only — not for real-world navigation.
KFSO
Franklin County State Airport · Swanton
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
228 ft / 69 m
Transition Altitude
18,000 ft
Primary Channel
RDO 116.90 MHz (BURLINGTON RDO)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
01/19 · 3,000 ft · AsphaltLIGHTEDFlight Planning
Quick Jump to Next Destination
Tip: Search your next airport to quickly compare ILS data.
Welcome to the technical flight briefing for Franklin County State Airport (KFSO), located in Swanton, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 1 active runway with a maximum elevation of 228 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Franklin County State Airport
ICAO / IATA
KFSO / —
Municipality
Swanton
Country
Region
US-VT — Vermont
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
228 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 01 / 19
LIGHTED
Runway Length: 3,000 ft / 914 m
Runway Width: 60 ft / 18 m
Surface Type: Asphalt
Heading: 354° / 174°
Runway Width: 60 ft / 18 m
Surface Type: Asphalt
Heading: 354° / 174°
RWY 01 (354°)
No ILS / Visual Only
RWY 19 (174°)
No ILS / Visual Only
A/D BURLINGTON APP/DEP
121.10 MHz
AWOS AWOS 3
119.03 MHz
RDO BURLINGTON RDO
116.90 MHz
UNIC CTAF/UNICOM
122.80 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026