Reference only — not for real-world navigation.
SN4M
Fazenda Bela Vista - Vontobel Agrícola Airport · Afonso Cunha
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
420 ft / 128 m
Transition Altitude
7,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
17/35 · 4,429 ft · PiçarraUNLITFlight Planning
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Welcome to the technical flight briefing for Fazenda Bela Vista - Vontobel Agrícola Airport (SN4M), located in Afonso Cunha, Brazil. 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 420 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 7,000 ft verified for this field for altimeter reset procedures.
Full Name
Fazenda Bela Vista - Vontobel Agrícola Airport
ICAO / IATA
SN4M / —
Municipality
Afonso Cunha
Country
Region
BR-MA — Maranhão
GPS Coordinates
Transition Altitude
7,000 ft
Elevation
420 ft
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 17 / 35
UNLIT
Runway Length: 4,429 ft / 1,350 m
Runway Width: 98 ft / 30 m
Surface Type: Piçarra
Heading: —° / —°
Runway Width: 98 ft / 30 m
Surface Type: Piçarra
Heading: —° / —°
RWY 17
No ILS / Visual Only
RWY 35
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026