Reviewed · FIREFLY WATCHING TOURS

Proboscis Monkey and Fireflies River Cruise

★ 4.0 · 51 reviews From $81 Operated by TYH Borneo Tours and Travel SDN BHD · Bookable on Viator
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Wildlife appears when it feels like it.

This evening trip from Kota Kinabalu takes you to the mangrove wetlands near Weston, about 100 kilometres south of the city. I like the sunset boat ride and the chance to see fireflies after dark. I also like that the price includes transport, a guide, snacks, and dinner. The main drawback is simple: proboscis monkeys are wild animals, and one outing may not produce a sighting.

You leave Kota Kinabalu at about 1:30 pm and spend roughly eight hours on the road, river, and wetland channels. The experience combines a long shared transfer with a sunset cruise and a night-time firefly search. It is a good match for you if you want nature without arranging your own transport, but it is less suitable if you need guaranteed animal sightings or dislike a full afternoon and evening away from the city.

Key things to know before you book

Proboscis Monkey and Fireflies River Cruise - Key things to know before you book

  • Weston is about 100 kilometres south of Kota Kinabalu: The drive is a real part of the day, not a quick trip just outside town.
  • The cruise covers two moods: You search for monkeys and birds before sunset, then watch fireflies blinking in the mangroves after dark.
  • The wildlife list is broad: Possible sightings include proboscis monkeys, silver leaf monkeys, long-tailed macaques, monitor lizards, and native birds.
  • Terence received warm praise as a guide: His explanations about Sabah, nature, and local life added value to the ride for at least one visitor.
  • The group can reach 20 people: Shared transport keeps the price reasonable, but the boat may not feel intimate.
  • Outskirt hotel pickup costs extra: Hotels outside Kota Kinabalu city and the 1 Borneo Shopping Mall area are charged MYR30 per person.

Why Weston makes a worthwhile day trip

Weston is a town on Sabah’s west coast, in the Interior Division, and sits along the Pan Borneo Highway. Its wetland area has become known for its population of proboscis monkeys, the long-nosed primates found only on the island of Borneo.

That setting gives the tour more purpose than a simple river ride. You are heading into a mangrove environment where the trees, tidal channels, and fading light shape the experience. The boat is not passing through a polished attraction. It is looking for animals in the places where they spend their day.

The journey also lets you see a different side of Sabah. Kota Kinabalu is the usual base for beaches, markets, and island trips. Weston offers a quieter wetland setting and a chance to learn about local species from a guide as you travel.

Still, the distance matters. The return trip takes time, and the whole outing lasts about eight hours. If you have only one short day in Kota Kinabalu, you may prefer an activity closer to town. If you have several days, the long ride is easier to accept because transport is arranged for you.

Leaving Kota Kinabalu at 1:30 pm

Proboscis Monkey and Fireflies River Cruise - Leaving Kota Kinabalu at 1:30 pm

The tour starts at approximately 1:30 pm, with hotel pickup included for locations within the stated pickup area. You travel in an air-conditioned vehicle with a shared transfer, a useful detail in Sabah’s warm climate and especially welcome during the long drive south.

The vehicle includes a driver and guide, while the tour also provides a local guide. Commentary focuses on wildlife and the surrounding area, so the drive is not just dead time between Kota Kinabalu and the river.

You should treat the pickup time as the beginning of a long afternoon. Bring water, a phone or camera, and a little patience for the road. Coffee, tea, and local snacks are included, along with afternoon tea, so you are not left to manage food during the transfer.

The tour welcomes most people, and the maximum group size is 20. That limit prevents the outing from becoming a huge bus trip, though it is still a group activity rather than a private nature safari.

Reaching the mangrove wetlands near Weston

Proboscis Monkey and Fireflies River Cruise - Reaching the mangrove wetlands near Weston

The Weston stop is the heart of the trip. The area is known for proboscis monkeys, whose large noses and potbellies make them among the most unusual-looking primates in Southeast Asia.

The mangrove habitat matters because it gives the animals food, shelter, and places to rest. You are not visiting a zoo enclosure with a fixed viewing schedule. The guide and boat crew must search the riverbanks and trees, and the animals may be high in the branches, hidden in foliage, or somewhere else entirely.

That uncertainty is part of the appeal, but it is also the biggest risk. One person found the boat ride disappointing after failing to see proboscis monkeys and felt the boat spent too much time moving up and down the river. The same outing still delivered a beautiful sunset and an excellent firefly display.

That is a fair warning. The tour should be booked as a wildlife search, not as a promise of a close-up monkey photograph. If the monkeys are your only reason for going, you may come away frustrated. If you value the whole setting, including the river, guide commentary, sunset, and fireflies, the day offers more ways to succeed.

Wildlife to watch for along the river

Proboscis Monkey and Fireflies River Cruise - Wildlife to watch for along the river

Proboscis monkeys receive top billing, but they are not the only animals you may look for. The commentary covers several species found around the wetland.

You might see silver leaf monkeys, also known as silvered langurs, moving through the trees. Long-tailed macaques are another possibility. Monitor lizards may appear along the banks, while native birds add movement and sound to the river search.

The guide’s role is important here. A good guide helps you understand what you are seeing, where to look, and why the mangroves matter. Terence was praised for explaining Sabah, its nature, and the country in a way that made the outing more meaningful.

Keep your expectations practical. Wildlife watching rewards attention, but it does not follow a timetable. The best approach is to enjoy the search rather than measure the trip only by the number of animals you photograph.

The sunset cruise is the visual high point

The river cruise takes place as the afternoon fades. That timing gives you changing light over the mangroves and a calmer, more atmospheric view of the wetland.

One visitor who did not see proboscis monkeys still singled out the sunset as beautiful. That detail says something useful about the experience: the scenery can carry the afternoon even when the wildlife is shy.

I like this part of the schedule because it bridges the two halves of the tour. You begin with daylight wildlife viewing, then watch the river change as the sun goes down. After that, the focus shifts from spotting shapes in the trees to watching tiny points of light in the darkness.

Bring a camera if you like, but do not expect easy photographs. Sunset scenes can be rewarding, while fireflies are much harder to capture well. Your eyes will usually get more from the moment than your phone will.

Fireflies after dark

Once the sun has set, the boat searches for fireflies in the mangrove area. Their blinking lights appear in the twilight and darkness, often creating the most memorable part of the evening.

The fireflies are the tour’s best safety net. Monkey sightings can be uncertain, but the firefly cruise gives the night a separate purpose. One visitor described the fireflies as amazing, even after an average wildlife outing earlier in the day.

This portion is quiet and simple. You are watching small lights against the dark rather than taking part in a staged show. That makes it feel more connected to the wetland, but it also means conditions and viewing quality can vary.

You should not expect a loud entertainment program. The appeal is the change in pace, the dark river, and the blinking insects around the mangroves. For many people, this is worth the long ride by itself.

Dinner, tea, and what the price covers

The listed price is $81 per person. That is not the cheapest way to see wildlife near Kota Kinabalu, but the value improves when you count what is included.

You receive:

  • Hotel pickup and drop-off
  • Shared round-trip transport
  • An air-conditioned vehicle
  • A local guide and driver-guide
  • Afternoon tea
  • Coffee or tea
  • Local snacks
  • Dinner
  • The river cruise
  • Wildlife commentary

The inclusion of transport is important. Weston is around 100 kilometres from Kota Kinabalu, and arranging a car, driver, and river activity separately could be inconvenient. With this tour, you pay for a packaged day and avoid working out the road connection yourself.

The tradeoff is control. Shared transport usually means you follow the group schedule, and the trip can feel long if the river search is slow. Group discounts are available, which may make the $81 cost more appealing for couples, families, or friends booking together.

An additional MYR30 per person applies if your hotel sits outside Kota Kinabalu city or the 1 Borneo Shopping Mall area. Check this before booking so the final cost does not surprise you.

How the group size affects the experience

The maximum group size is 20 people. That is moderate for a guided excursion, but you should not picture a silent private boat with one guide focused only on you.

A group can make the ride more social and keep the cost under control. It also means that everyone may need to share viewing space and wait for others during boarding, wildlife stops, meals, and transfers.

If you prefer a private pace, ask about alternatives before paying. If you are comfortable sharing transport and want the simplest way to reach Weston, the group setup is practical.

The mobile ticket and included hotel pickup also reduce small travel hassles. Confirmation is provided at booking, and most people can take part. The supplied information does not promise a fully accessible format, so you should ask the operator about specific mobility needs before reserving.

The main strengths and the main weakness

The strongest part of this experience is its range. In one afternoon and evening, you get a long-distance view of Sabah, an air-conditioned ride, a guided river search, sunset, fireflies, local refreshments, and dinner.

The guide can make a real difference. Terence was specifically praised for sharing information about Sabah and its natural world. That kind of commentary helps you understand the setting instead of simply passing through it.

The weakest point is the lack of certainty around the monkeys. A river cruise cannot force wild proboscis monkeys to appear, and one outing produced no sighting at all. If you go mainly for a guaranteed encounter, the $81 price may feel high.

I would judge the tour by the complete evening. If you see proboscis monkeys, that is a major bonus. If not, you still have the sunset and fireflies, but you need to be comfortable with that possibility before you book.

Who should book this river cruise?

I would recommend it to you if you want a guided nature outing from Kota Kinabalu and prefer having transport, food, and the river cruise handled in one booking.

It also suits first-time visitors who want an introduction to Sabah’s wetland wildlife without planning a complicated route. Families and small groups may appreciate the included dinner, snacks, and group discounts.

You may want to skip it if you have very little time, dislike long road transfers, or need guaranteed wildlife sightings. The experience is also not ideal for anyone who wants a private, highly flexible schedule.

The best mindset is patient and observant. Watch the trees, listen to the guide, enjoy the light on the river, and save room in your expectations for the fireflies.

Should you book the Weston evening cruise?

Book this tour if you see the sunset and fireflies as equal parts of the outing, not just extras after the monkeys. The wildlife search is genuine, but sightings are never assured.

At $81, the package offers solid convenience because it includes round-trip transport from Kota Kinabalu, guiding, refreshments, dinner, and the river trip. I would choose it for a relaxed introduction to Weston’s wetlands, especially if you do not want to arrange a long transfer on your own.

If proboscis monkeys are your one must-see goal, consider the risk carefully. You might see them, but you might also spend the river portion searching without success. For most people who accept that uncertainty, the sunset and fireflies give the evening enough value to make the trip worthwhile.

FAQ

How long does the Proboscis Monkey and Fireflies River Cruise last?

The experience lasts approximately eight hours.

What time does the tour start?

The scheduled start time is 1:30 pm.

Is hotel pickup and drop-off included?

Yes. Hotel pickup and drop-off are included for the stated service area in Kota Kinabalu.

Is there an extra charge for hotels outside the main pickup area?

Yes. Hotels outside Kota Kinabalu city and the 1 Borneo Shopping Mall area incur an additional charge of MYR30 per person.

What wildlife might I see?

The tour searches for proboscis monkeys, silver leaf monkeys, long-tailed macaques, monitor lizards, and native birds. Sightings are not guaranteed.

Are food and drinks included?

Yes. The package includes afternoon tea, coffee or tea, local snacks, and dinner.

How many people can join the tour?

The maximum group size is 20 people.

Can I cancel or change my booking?

No. The experience is non-refundable and cannot be changed for any reason.

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