$427 Cheap Flights to São Luís
One-way
Departing from
United States
Going to
São Luís, Brazil
São Luís (SLZ)
Brazil • March, 2026
38% AI deal score
$427
This is the lowest one-way flight price found by RatePunk users in the last 24 hours for a flight going to São Luís. Fares are subject to change and may not be available for all dates. (Data last updated 2/21/2026).
Top Cheap Flight Deals from United States to São Luís
Recent round-trip flight deals to São Luís
Mon, Apr 13 - Fri, May 8
Cheapest
Hartford (BDL) - São Luís (SLZ)
Frontier Airlines airlines • 2 stops • Orlando (MCO), Brasília (BSB)
São Luís (SLZ) - Hartford (BDL)
Gol Transportes Aéreos airlines • 3 stops • São Paulo (GRU), Bogotá (BOG), San Juan (SJU)
$1,400
$1,025
-$375
27%
Tue, Apr 28 - Wed, May 6
El Paso (ELP) - São Luís (SLZ)
Frontier Airlines airlines • 3 stops • Denver (DEN), Miami (MIA), São Paulo (GRU)
São Luís (SLZ) - El Paso (ELP)
Air Paradise International airlines • 3 stops • Belo Horizonte (CNF), Orlando (MCO), Denver (DEN)
$1,475
$1,085
-$390
26%
Sun, Mar 8 - Sat, Mar 14
Milwaukee (MKE) - São Luís (SLZ)
Frontier Airlines airlines • 2 stops • Orlando (MCO), São Paulo (GRU)
São Luís (SLZ) - Milwaukee (MKE)
LATAM Chile airlines • 2 stops • São Paulo (GRU), Orlando (MCO)
$1,469
Wed, Dec 16 - Sun, Dec 20
Omaha (OMA) - São Luís (SLZ)
Alaska Airlines, Inc. airlines • 2 stops • Los Angeles (LAX), São Paulo (GRU)
São Luís (SLZ) - Omaha (OMA)
LATAM Chile airlines • 2 stops • São Paulo (GRU), Los Angeles (LAX)
$1,982
Wed, Mar 4 - Sun, Mar 15
Atlanta (ATL) - São Luís (SLZ)
Spirit Airlines airlines • 2 stops • Fort Lauderdale (FLL), Belém (BEL)
São Luís (SLZ) - Atlanta (ATL)
LATAM Chile airlines • 1 stop • São Paulo (GRU)
$2,934
Sat, Jun 27 - Sun, Jul 5
Chicago (ORD) - São Luís (SLZ)
Iberia Airlines airlines • 2 stops • Madrid (MAD), São Paulo (GRU)
São Luís (SLZ) - Chicago (ORD)
Gol Transportes Aéreos airlines • 2 stops • São Paulo (GRU), Madrid (MAD)
$3,717
The cheapest time to fly to São Luís
Ready to jet to São Luís on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from United States to São Luís
Need to get to São Luís ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
We found last minute flight deals to São Luís, Brazil starting at $1469, departing in the next two weeks.
⌛ Last-Minute
Atlanta - SLZ
A great last-minute steal for a cross-country flight.
Found 1 week ago
$2934
round-trip
Facts About Flights from United States to São Luís
To help you plan your journey, here are some quick São Luís flight facts and tips.
São Luís city airports
São Luís is primarily served by Marechal Cunha Machado International Airport (SLZ), also known as São Luís International Airport. This airport is the main gateway to the city and the state of Maranhão. SLZ handles both domestic and international flights, connecting São Luís to major Brazilian cities and select international destinations. You'll find essential services such as car rentals, taxi services, shops, and restaurants within the airport. The airport has undergone renovations to improve passenger comfort and operational efficiency and continues to be a vital hub for tourism and business travel in the region.
Pro tip: search “São Luís (Any)” to see fares to all São Luís airports – sometimes one is cheaper than the others on your dates.
Insights for flights to São Luís
Cheapest airport
Marechal Cunha Machado International Airport (SLZ)
Looking for the gateway to São Luís without breaking the bank? That would be Marechal Cunha Machado International Airport (SLZ). Named after a local air force marshal, this airport is your ticket to experiencing the cultural richness of Maranhão, and maybe a low fare!
Nonstop vs. 1-stop
20+ cities
While not a major hub, São Luís airport (SLZ) serves as a connecting point to over 20 cities, with popular routes including connections to major Brazilian cities like Fortaleza, Belém, and Recife.
Number of airlines
10+ airlines
There are over 10 airlines ready to whisk you away from São Luís, including popular choices like Azul, Gol, and LATAM, offering both full-service and budget-friendly options!
SLZ Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
SLZ airport insights
Best days to catch a deal
Mon, Fri
Based on the provided data, Sunday is the best day to find a deal for Marechal Cunha Machado International Airport. Monday and Friday appear to be the days when deals are least likely to be found.
Avg. deal survival time
17.1 hours
Deals from Marechal Cunha Machado International Airport typically last for around 17.1 hours. Savvy travelers should act fast to secure these limited-time offers.
Rare deal frequency
4 deals
In the past month, we've uncovered 4 rare flight deals for Marechal Cunha Machado International Airport. These exceptional deals, which include mistake fares, special promotions, or ultra-discounts, earned an AI Deal Score of 90+.
Average price drop
-44%
On average, flights to Marechal Cunha Machado International experience a price decrease of 44.4%. This means you have a good chance of finding a deal if you monitor prices for flights to this airport.
Next 4 weeks: deal forecast
Marechal Cunha Machado International Airport - Next Month's Flight Forecast
The forecast for Marechal Cunha Machado International Airport next month shows stable prices with a slight possibility of price increases. Travelers should book in advance to secure the best deals as demand is expected to remain steady.
Top 5 biggest price drops (last 3 months)
Found on February 7
Aracaju - SLZ
$575 → $74
87%
Found on February 12
Fernando de Noronha - SLZ
$773 → $106
86%
Found on February 6
Juazeiro do Norte - SLZ
$1,035 → $237
77%
Found on February 6
Passo Fundo - SLZ
$1,070 → $280
74%
Found on February 12
Barcelona - SLZ
$1,500 → $426
72%
Check these nearby airports too
Looking for more options? These airports near SLZ sometimes drop rare deals too:
Parintins (PIN)
~3 rare deals/month
Palmas (PMW)
~3 rare deals/month
Senador Petronio Portella (THE)
~14 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially PIN and PMW for long-haul deal surprises.
When Is the Best Time to Fly from United States to São Luís
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to São Luís:
Cheapest month
April
Cheapest month
If you're dreaming of a trip to São Luís without emptying your wallet, April is your golden ticket! The weather is still fantastic, with plenty of sunshine and warm temperatures perfect for exploring the city's historic streets and stunning beaches. Plus, you'll avoid the peak tourist crowds, making for a more relaxed and authentic experience.
Best day to book
Tuesday
Best day to book
For snagging the best flight deals to São Luís, make sure to set your alarms for Tuesdays! Airlines often release new deals and discounts at the beginning of the week, and booking on Tuesday gives you a head start. You'll have a better chance of finding those hidden gems and scoring a sweet price for your trip.
Cheapest days to fly
Wednesday
Cheapest days to fly
To save some extra cash on your flight to São Luís, consider flying on a Wednesday. Mid-week flights tend to be less expensive as business travelers usually fly on Mondays and Fridays. You can take advantage of these lower prices and have more money to spend on delicious Maranhense cuisine and souvenirs!
Advance booking sweet spot
2 Months
Advance booking sweet spot
To secure the best flight deals to São Luís, aim to book about 2 months in advance. Airlines tend to offer the most competitive prices within this window, giving you a better chance to snag a bargain. Booking early also allows you to have more flexibility in choosing your preferred travel dates and seating options – happy travels!
São Luís Airports & Ground Transportation
One big question for travelers is which São Luís airport to fly into. Here’s a quick guide to São Luís’s airports and how to get to the city from each:
Marechal Cunha Machado International Airport (SLZ)
Arriving at Marechal Cunha Machado International Airport (SLZ) is like stepping into the gateway of São Luís! Just a breezy 13 kilometers from the city center, you'll find yourself trading your airplane seat for a taste of Maranhão's vibrant culture in no time. The airport offers a variety of amenities including duty-free shops, restaurants, and car rental services, ensuring a smooth start or end to your trip. Getting downtown is a cinch with taxis and ride-sharing options readily available right outside the terminal. SLZ is more than just a landing strip; it's your launchpad into the heart of Brazilian adventures. Public transportation is also available, although it requires a short walk to the nearby bus stop.
Tip: Keep an eye out for local artisan crafts at the airport shops for a unique souvenir!
Other airports
For those seeking alternative routes to São Luís, consider exploring airports in nearby cities. While these airports might offer different flight options or potentially better deals, remember to factor in the additional travel time and cost to reach São Luís. The main concern is the ground transportation, be sure to investigate bus routes, rental car availability, and potential ride-sharing services to ensure a smooth journey to your final destination.
What to Do in São Luís
São Luís isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in São Luís, organized by interest:
Sightseeing & landmarks
São Luís is a treasure trove of historical landmarks! Wander through the city's UNESCO-listed historic center, marvel at the colonial architecture adorned with vibrant azulejo tiles, and soak in the atmosphere of squares like Praça Dom Pedro II.
Arts & culture
Immerse yourself in the rich cultural tapestry of São Luís! Discover the city's musical heritage, particularly its unique reggae scene, explore museums showcasing local art and history, and witness captivating traditional performances.
Food & nightlife
Indulge in the delectable flavors of Maranhão's cuisine and experience the vibrant nightlife! Sample local specialties like arroz de cuxá and camarões na moranga, unwind at lively bars and restaurants, and dance to the rhythm of local music.
Shopping & fashion
Discover unique souvenirs and fashionable finds in São Luís! Explore local markets and shops for handcrafted goods, browse boutiques for stylish clothing and accessories, and take home a piece of the city's vibrant culture.
Nearby getaways
Escape the city and explore the natural wonders surrounding São Luís! Venture to the breathtaking Lençóis Maranhenses National Park with its stunning sand dunes and lagoons, relax on pristine beaches like Praia do Calhau, and discover charming coastal villages.
No matter your interest – be it art, food, nightlife, or nature – São Luís has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
São Luís Weather
Weather in São Luís
Fri, Feb 13
33%
27° 24°
33%
Sat, Feb 14
Frequently Asked Questions About Flights to São Luís
Pro Tips for Finding Cheap Flights to São Luís
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on São Luís flights:
Be a Flexible Flyer: Got wiggle room with your dates? Fantastic! Flying on weekdays or during the shoulder season (that sweet spot between peak and off-peak) can seriously slash those flight prices. Think of it as playing travel Tetris to unlock the cheapest São Luís adventure.
Book your flights well in advance – like, months ahead if you can. Airlines often reward early planners with lower fares. Waiting until the last minute? Prepare for your wallet to weep!
