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Marechal Cunha Machado International Airport (SLZ) had nonstop service to 11 destinations on 3 airlines in our June 14, 2026 departure snapshot. The busiest route was to Sao Paulo (GRU), served by 2 carriers, and the largest operator here was LATAM with nonstops to 5 destinations.
Route data as of June 14, 2026, based on a 7-day departures sample. Routes may have changed since this snapshot.
You can fly nonstop from SLZ to 11 destinations. Current schedules show about 17 flights per day across those routes. The busiest options start with Sao Paulo (GRU), Brasilia (BSB), Recife (REC).
0 international routes in this schedule set
Brazil 11
5-6/day on 2 airlines
Airbus A320 family · Boeing 737
These routes have enough tracked flights or schedule depth for a full guide with duration, distance, airlines, aircraft, and frequency.
Ranked by destinations served, then daily frequency.
Ranked by airlines operating the route. Routes with enough tracked data or schedule depth link to full route guides.
Marechal Cunha Machado International Airport (SLZ / SBSL) is located in Sao Luis, Brazil.
The IATA code is SLZ. The ICAO code is SBSL.
The busiest scheduled route from SLZ in our June 14, 2026 departure data was SLZ to GRU (Sao Paulo), with 5-6/day across 2 airlines.
LATAM was the largest operator in our SLZ schedule data, serving 5 destinations with 7-8/day.
SLZ has 0 international routes and 11 domestic routes in the current schedule set.
3 airlines operated at SLZ in our June 14, 2026 snapshot. Top carriers include LATAM, Azul Airlines, GOL Airlines.
SLZ has direct flights to 11 destinations including Sao Paulo, Brasilia, Recife, Rio de Janeiro, Imperatriz.
View live arrivals and departures at SLZ on FlightRadar24.
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