Marechal Cunha Machado International Airport (SLZ)
Marechal Cunha Machado International Airport (SLZ) currently has nonstop service to 11 destinations on 3 airlines in our latest departure data. The busiest route is to Sao Paulo (GRU), served by 2 carriers, and the largest operator here is LATAM with nonstops to 5 destinations.
Route data as of June 15, 2026, based on a 7-day departures sample.
How SLZ is connected
0 international routes in this schedule set
Brazil 11
5-6/day on 2 airlines
Airbus A320 family · Boeing 737
SLZ route guides with flight times
These routes have enough tracked flights or schedule depth for a full guide with duration, distance, airlines, aircraft, and frequency.
3 airlines fly direct from SLZ
Ranked by destinations served, then daily frequency.
Direct flights to 11 cities
Ranked by airlines operating the route. Routes with enough tracked data or schedule depth link to full route guides.
- Search →
GRU · Sao Paulo2 airlines · 5-6/day · Airbus A320 family, Boeing 737
View SLZ–GRU route guide →- LATAM · Airbus A320 family4/day
- GOL Airlines · Boeing 7371-2/day
Quick answers
Where is Marechal Cunha Machado International Airport?
Marechal Cunha Machado International Airport (SLZ / SBSL) is located in Sao Luis, Brazil.
What is the IATA code for Marechal Cunha Machado International Airport?
The IATA code is SLZ. The ICAO code is SBSL.
What is the busiest route from SLZ?
The busiest scheduled route from SLZ in our current departure data is SLZ to GRU (Sao Paulo), with 5-6/day across 2 airlines.
Who is the largest operator at SLZ?
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