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SBSL

SLZ

Marechal Cunha Machado International Airport · São Luís

Key Facts

Technical summary and operational standards.

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)

Runway Summary

06/247,828 ftAsphaltLIGHTED

09/274,803 ftAsphaltLIGHTED

Details Runways Frequencies Navaids Nearby

Mission Briefing & Tools

Direct calculators and pre-filled resources for this airport.

SkyVector FlightAware Live METAR Satellite

Less math, more flying. Did this save your approach? 🛬

Briefing for Marechal Cunha Machado International Airport (SBSL), Brazil. This facility features 2 active runways with an elevation of 178 ft. Verified ILS frequencies are available for precision approaches.Maintain a Transition Altitude of 7,000 ft for altimeter reset.

Airport Details

Full geographical and organizational metadata.

Full Name

Marechal Cunha Machado International Airport

ICAO / IATA

SBSL / SLZ

Municipality

São Luís

Country

Region

BR-MA

GPS Coordinates

-2.585360, -44.234100

Transition Altitude

7,000 ft

Official Website

—

Wikipedia

Runways & ILS Approach Data

Detailed dimensions and verified landing frequencies.

Runway 06 / 24

ILSLIGHTED

Crosswind 06 Crosswind 24 TOD VDP

Length: 7,828 ft / 2,386 m
Surface: Asphalt
Heading: 39° / 219°

RWY 06

110.30 MHz

ID: I-SL | CRS: 61°

RWY 24

No ILS

Runway 09 / 27

LIGHTED

Crosswind 09 Crosswind 27 TOD VDP

Length: 4,803 ft / 1,464 m
Surface: Asphalt
Heading: 70° / 250°

RWY 09

No ILS

RWY 27

No ILS

Nearby Navaids

VOR, NDB, DME stations in the vicinity.

SM · NDB (Sao Marcos)300 kHz

0 ft · Associated: None
-2.488500, -44.302299

ALC · NDB (Alcantara)230 kHz

148 ft · Associated: SNCW
-2.381500, -44.399300

SLI · NDB (Sao Luis)280 kHz

291 ft · Associated: SBSL
-2.581830, -44.236198

SLI · VOR-DME (Sao Luis)113,500 kHz

178 ft · Associated: SBSL
-2.589170, -44.240002

Communication Frequencies

ATC and advisory channels.

APP SAO LUIS APP

119.10 MHz

OPS SAO LUIS OPS

122.05 MHz

TWR SAO LUIS TWR

118.70 MHz

Nearby Airports

Alternatives in the vicinity.

Parnaíba - Prefeito Doutor João Silva Filho International Airport

Senador Petrônio Portela Airport

Comandante Ariston Pessoa Airport

Dr. Luciano de Arruda Coelho Regional Airport

Prefeito Renato Moreira Airport

Data Source: OurAirports · Technical Briefing Jan 2026
ILS Data Source: AIP / FAA NASR Cycle Verified