FAQ
Frequently asked questions
Find direct answers to common questions about lagoon conditions, transport rules, and tour logistics.
How do you get to Lençóis Maranhenses National Park?
The most common route is taking a bus or shared van from São Luís (SLZ) to Barreirinhas. The drive takes 4 to 4.5 hours and costs about 100 BRL. See São Luís Transport for more details.
What is the best time of year to visit Lençóis Maranhenses?
June to September is the ideal window. During these months, the seasonal rainwater lagoons are deeply filled and the skies are clear. Check Best Time for seasonal breakdowns.
Do you need a guide for Lençóis Maranhenses?
Yes. You cannot enter the dune zones independently. You must pay for an authorized 4x4 vehicle and licensed guide to access the park.
How much does it cost to enter Lençóis Maranhenses?
Admission to the park itself is officially free (0 BRL). However, the mandatory authorized 4x4 transport and guide typically costs between 160 and 220 BRL per tour. Read Entry & Prices to budget your trip.
Are the lagoons in Lençóis Maranhenses saltwater or freshwater?
The lagoons are freshwater. They form during the rainy season when rainwater pools over a layer of impermeable rock beneath the dunes.
Can you drive yourself into Lençóis Maranhenses National Park?
No. Private vehicles and rental cars are strictly prohibited inside the dune zones. All excursions require licensed 4x4 vehicles with ICMBio permits.
Which tour is better: Lagoa Azul or Lagoa Bonita?
Lagoa Azul is best in the morning for strikingly blue waters and easy access. Lagoa Bonita requires a steep 30-meter climb but offers spectacular sunset views. See Azul vs Bonita for a full comparison.
What are the rules for flying a drone in Lençóis Maranhenses?
You cannot fly a drone freely. Operating a drone inside the park requires a special-use permit from the park authorities, which costs approximately 185 BRL.
Is it better to stay in Barreirinhas, Atins, or Santo Amaro?
Barreirinhas is the primary gateway with the most infrastructure and tour options. Atins is a rustic fishing village known for kite surfing. Compare them in Choosing a Base.
How many days should you spend in Lençóis Maranhenses?
Plan for at least two full days. This gives you time to complete both a morning and an afternoon 4x4 dune circuit, plus an optional river tour.