Reference only — not for real-world navigation.
SBSL
Marechal Cunha Machado International Airport · São Luís
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
178 ft / 54 m
Transition Altitude
7,000 ft
Primary Channel
TWR 118.70 MHz (SAO LUIS TWR)
Live Conversion
inHg
hPa
Flight Planning
Quick Jump to Next Destination
Tip: Search your next airport to quickly compare ILS data.
Welcome to the technical flight briefing for Marechal Cunha Machado International Airport (SBSL), located in São Luís, Brazil. 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 178 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 7,000 ft verified for this field for altimeter reset procedures.
Full Name
Marechal Cunha Machado International Airport
ICAO / IATA
SBSL / SLZ
Municipality
São Luís
Country
Region
BR-MA — Maranhão
GPS Coordinates
Transition Altitude
7,000 ft
Elevation
178 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 06 / 24
ILS EQUIPPEDLIGHTED
Runway Length: 7,828 ft / 2,386 m
Runway Width: 148 ft / 45 m
Surface Type: Asphalt
Heading: 39° / 219°
Runway Width: 148 ft / 45 m
Surface Type: Asphalt
Heading: 39° / 219°
RWY 06 (39°)
110.30 MHz
IDENT: I-SL | CRS: 61°
RWY 24 (219°)
No ILS / Visual Only
Runway 09 / 27
LIGHTED
Runway Length: 4,803 ft / 1,464 m
Runway Width: 148 ft / 45 m
Surface Type: Asphalt
Heading: 70° / 250°
Runway Width: 148 ft / 45 m
Surface Type: Asphalt
Heading: 70° / 250°
RWY 09 (70°)
No ILS / Visual Only
RWY 27 (250°)
No ILS / Visual Only
APP SAO LUIS APP
119.10 MHz
OPS SAO LUIS OPS
122.05 MHz
TWR SAO LUIS TWR
118.70 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026