Reviewed · LENçóIS MARANHENSES TOURS
Full Day Tour: Santo Amaro Lagoons
Santo Amaro gives you a quieter side of Lençóis Maranhenses, where bright lagoons sit between broad white dunes. The day begins with a transfer from Barreirinhas, followed by a short 4×4 ride into the park and a full circuit of seasonal lagoons.
I like the private-group format, which makes the long day easier to manage, and I like that the park access fee and guide are included. The main caution is reliability: the overall score is 3.6, with one serious report of a guide not appearing. English support is advertised, but one booking report says it was not available, so bring a translation app.
Key points to know before booking

- Three named lagoons may be visited: Lagoa do Peixe, Lagoa da Andorinha, and Lagoa da Gaivota, though the exact selection changes with the season.
- The full day runs from morning into evening: pickup is roughly 7:30 to 8:40 a.m., with a return to Barreirinhas around 7:30 p.m.
- A short 4×4 ride reaches the first lagoons: the transfer from Santo Amaro takes about 10 to 15 minutes over the dunes.
- Lunch is not included: you stop around 1 p.m. for food and rest, and one report raised concerns about the cleanliness of the restaurant.
- The $522 price covers up to five people: a full group brings the effective cost to about $104 per person.
- Weather and season affect the day: lagoon choices and the sunset pause can change according to conditions.
Why Santo Amaro makes a different Lençóis day

Lençóis Maranhenses is known for sweeping white dunes filled with rain-fed lagoons. Santo Amaro offers a more remote-feeling way to see this famous park, and the experience is built around several lagoon stops rather than one short outing.
I like the shape of the day. You do not simply arrive, take a quick look, and leave. After the transfer and 4×4 ride, you have most of the day to walk around the lagoon areas, rest, and take in different dune scenes.
The tour also includes Santo Amaro city, dunes, lagoons, and a river among its listed highlights. The detailed schedule focuses mainly on the dunes and lagoons, so you should not assume there will be a separate, lengthy river activity unless the operator confirms it before departure.
A few more Barreirinhas days to weigh up
- Full-day excursion Lencois Marnahenses, Lagoa Azul & Lagoa Bonita combined
★ 4.8 · 171 reviews - Barreirinhas: Full Day Tour -2 Lagoons (Azul and Bonita)
★ 4.4 · 137 reviews - Private full day: Lencois Maranhenses National Park Tour
★ 5.0 · 9 reviews
From Barreirinhas to Santo Amaro before 9 a.m.

The day starts early. Pickup is arranged from your pousada in Barreirinhas, generally between 7:30 and 8:40 a.m., with the stated boarding time around 8 a.m. The exact time depends on your hotel location, so you need to provide the name of your pousada in advance.
The transfer from Barreirinhas to Santo Amaro starts around 7:45 a.m. and can stretch toward 8:45 a.m. This range matters because the tour is long, and a delayed pickup can make the evening return later than expected.
Once you reach Santo Amaro, the group changes to a 4×4 vehicle for a short ride over the dunes. The drive to the first lagoons takes about 10 to 15 minutes. That is not a long off-road journey, but it is an important transition from town to the open park.
If you are staying in Santo Amaro instead of Barreirinhas, the activity also lists pickup there at about 8:05 a.m. Confirm the correct boarding option before paying, since the price can vary depending on the departure city.
Lagoa do Peixe, Andorinha, and Gaivota

The first circuit may include Lagoa do Peixe, Lagoa da Andorinha, and Lagoa da Gaivota. These names are useful when comparing tours, but treat them as examples rather than fixed promises. The lagoons visited can change with the season.
That seasonal change is normal in Lençóis Maranhenses. Water levels affect which lagoons look best and which areas are practical to reach. A tour that allows the day’s route to respond to conditions can give you better scenery than a rigid schedule, though it means you will not know every stop in advance.
At each lagoon, expect time to walk through the dunes and enjoy the water. The experience is about open views, pale sand, and bright pools set apart from city life. One positive booking report described the area as exceptionally clean and called the views a once-in-a-lifetime sight, which fits the main appeal of this park.
Bring patience for the walking portions. The tour includes walks in Lençóis Maranhenses National Park, but the supplied details do not give a fixed distance, walking time, or difficulty level. If you need exact information about the route, ask before booking.
A long lunch break around 1 p.m.

Around 1 p.m., the group stops for lunch and a rest. Food and drinks are not included in the price, so carry money in Brazilian reais and confirm what payment options are available at the restaurant.
This pause is well placed. A full morning among sand and sun can be tiring, and a proper break gives you a chance to eat, recharge, and prepare for the afternoon circuit. One positive account described the food as very good, but another raised serious concerns about the restaurant’s cleanliness, including an untidy restroom area.
That mixed information means I would treat lunch as the weakest part of the plan. The meal is not part of the advertised cost, and you have limited control over the chosen stop. If food standards matter strongly to you, ask the provider where lunch will be served and consider carrying a few snacks and extra water.
The municipal tourism tax is also separate. It is listed as R$10 per person, so include that small charge in your budget.
More Lencois Maranhenses lagoon circuits:
- Sunset Experience in Bonita Lagoon
★ 4.4 · 86 reviews - Morning tour at Lençóis Maranhenses (Lagoa Azul)
★ 4.2 · 45 reviews - Lagoa Bonita Circuit in Lençóis Maranhenses
★ 5.0 · 45 reviews - Lagoa Bonita Trail
★ 4.5 · 42 reviews
Afternoon lagoons and a possible sunset pause

After lunch, you continue to other lagoons. The circuit lasts the rest of the day and may include a pause for sunset views if the weather allows.
This is one of the better reasons to choose the full-day version. You are not limited to a single quick stop, and the late light can change the look of the dunes and water. Still, sunset is not guaranteed. Weather controls the final pause, and the return to Barreirinhas is estimated at around 7:30 p.m.
The evening schedule makes this a serious day out, not a casual half-day excursion. You should plan a quiet night afterward. The long return may also matter if you have a bus, flight, or other fixed booking the next morning.
The tour description mentions a river as one of the highlights, but it does not identify a named river stop or explain how much time is spent there. Ask for clarification if the river is a major reason you want to book.
Private group value at $522

The listed price is $522 for a group of up to five people. At maximum capacity, that works out to about $104.40 per person for a 10-hour day.
That price includes transfer from Barreirinhas to Santo Amaro, the park’s environmental access fee, a guide, and the lagoon walks. For a full group, the cost can make sense because transport and guiding are shared across five people while the group remains private.
For one or two people, the value is less obvious. Food, drinks, and the R$10 municipal tourism tax are extra, and the price may vary depending on where you board. I would compare the total cost against a shared tour before booking, especially if you are traveling alone.
The private format is useful if you want more control over stops, need help with timing, or are traveling with family or friends. The information does not promise a custom route, so do not assume every preference can be accommodated. It does give you a smaller setting than a large shared vehicle.
Guide language and communication
English and Portuguese are listed as guide languages. That is helpful for international visitors, but I would not treat English service as certain. One booking report specifically said the guide did not speak English and advised using a translation app.
Bring an offline translator, especially for pickup details, lunch arrangements, safety instructions, and changes to the lagoon route. This is simple preparation and can prevent confusion during a long day.
No guide names are provided, so you cannot choose a particular guide. The positive feedback available describes guides as kind and attentive, with a strong focus on making the day comfortable. At the same time, one person reported that the guide never arrived. Because of that serious complaint, confirm the pickup details directly with the operator before the morning of the tour.
What to pack for the dunes
The supplied information does not provide a formal packing list, but the schedule tells you what is practical. You should carry water, sun protection, comfortable walking clothing, and money for lunch, drinks, and the municipal tax.
A swimsuit may be useful if swimming is allowed at the lagoons on the day, though that is not specifically promised. Keep electronics protected from sand and water. A translation app is sensible if you need English support.
The park setting is open and exposed. Your comfort will depend less on luxury and more on being ready for heat, walking, sand, and a full day outside. Alcohol and drugs are not allowed.
Who should book this experience
I would choose this tour if you want to see several parts of the Santo Amaro area in one day and prefer a private group. It suits people who are happy with an early start, a long return, changing lagoon stops, and a basic lunch arrangement.
It is also a good match for a group of up to five. The per-person price becomes much easier to justify when shared, and a private vehicle can be more pleasant than joining a larger party.
I would be cautious if you need a tightly fixed schedule, guaranteed English communication, a clearly specified restaurant, or a named guide. The route depends on weather and season, and the mixed booking record means you should confirm the practical details before departure.
The experience is less suitable for anyone who dislikes sand, long days, or uncertain meal arrangements. The park itself is the main attraction, but getting the most from it requires flexibility.
Booking terms worth knowing
You can cancel up to 24 hours before the activity for a full refund. The reserve-now, pay-later option also keeps your plans flexible, since payment is not required at the time of booking.
Pickup is optional, but if you want it from Barreirinhas, you must provide your pousada. Confirm the hotel address, pickup window, departure city, and language support in advance.
The provider is Tour by Foot. Private groups are available, and the stated duration is about 10 hours.
Should you book the Santo Amaro lagoon tour?
Book it if your priority is seeing Santo Amaro’s dunes and several seasonal lagoons in a single private day. The scenery is the clear reason to go, and the full schedule gives you more time than a quick park visit. For five people sharing the $522 cost, the value is reasonable.
Before paying, I would confirm four points: the exact pickup time, the language of your guide, the lunch restaurant, and the expected lagoon route for the season. If those details are clear, this can be a memorable way to experience Lençóis Maranhenses.
If you are booking alone or need dependable English service, compare other options first. The 3.6 overall score and the report of a missing guide deserve attention, even though several bookings describe the scenery, guides, and overall day very positively.
FAQ
How long does the Santo Amaro lagoon tour last?
The tour lasts about 10 hours. Pickup generally takes place in the morning, and return to Barreirinhas is estimated around 7:30 p.m.
Where does the tour depart from?
The tour offers boarding in Barreirinhas and Santo Amaro. Pickup from Barreirinhas is generally arranged between 7:30 and 8:40 a.m., while boarding in Santo Amaro is listed at about 8:05 a.m.
What time does pickup take place in Barreirinhas?
The approximate pickup window is 7:30 to 8:40 a.m. The exact time depends on your pousada location, so you should provide the hotel name in advance.
Which lagoons will I visit?
The possible lagoons include Lagoa do Peixe, Lagoa da Andorinha, and Lagoa da Gaivota. The exact lagoons can change according to the season.
Is lunch included?
No. Food and drinks are not included. The group stops for lunch and rest around 1 p.m.
Is the park access fee included?
Yes. The environmental fee for access to Lençóis Maranhenses National Park is included.
Is the municipal tourism tax included?
No. The municipal tourism tax is listed separately at R$10.
Is the tour available in English?
English and Portuguese are advertised guide languages. One booking report said English was not available, so bringing a translation app is recommended.
Can I cancel the tour for a full refund?
Yes. You can cancel up to 24 hours in advance for a full refund. The reserve-now, pay-later option is also available.
Just added around Barreirinhas
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