Monkey Island, a small island off the southeast coast of Cat Ba, is one of those places that looks like a postcard cliche until you arrive. A little beach sits between rocky headlands, the water is clear, and the namesake macaques wander around hoping for a snack. The island is a standard stop on boat days around Lan Ha Bay and Cat Ba, and this trip uses it as the centerpiece of a full day on the water. The route combines Lan Ha Bay's quiet channels with a section of Ha Long Bay itself, so you get a sample of both. Between stops you cruise past limestone towers, floating villages and hidden coves, then anchor for a swim or a kayak. Lunch is served on board or ashore. For travelers who want a simple, affordable day on the water with a bit of everything, this is an easy answer.
A typical day begins with a pick-up and a transfer to the harbor, followed by boarding mid-morning. The crew introduces the route and safety rules while the boat leaves the port. The first hours are pure scenery: islands rising from smooth water, small fishing boats and the occasional sea eagle. Guides point out the major landmarks and explain the legends behind their names, though the commentary depends on the guide's English and the group size.
Monkey Island is the social stop. Visitors swim from the beach, sunbathe on the sand and watch the macaques, who are used to people. Remember that these are wild animals. Do not feed them, do not tease them, keep food and bags closed, and hold on to sunglasses and phones. Bites and scratches are rare but possible, and rabies is a concern with any wild primate, so keep a respectful distance. A little common sense turns the monkeys from a risk into a highlight.
Kayaking is often part of the program, usually in a calm cove where the current is mild. You may paddle through a small cave or circle a rock formation. If you have never kayaked, the guides will explain basic technique; if you have, ask for time to explore further. A life jacket is provided, but swimming ability and sensible behavior still matter. Check what activities are included and what costs extra when you book.
Practical details
Bring a swimsuit, towel, sun protection, a hat, water and a small waterproof bag. The sun is stronger on the water than you expect, even in cloud. Pack seasickness tablets if you tend to feel unwell on boats. Lunch menus are usually simple, with rice, vegetables, fish or chicken, and fruit, and vegetarian options may be available with notice. Weather affects the schedule: sailings can be changed or cancelled in storms, so ask about rebooking.
This trip suits families, groups of friends and independent travelers who like a flexible day. It is less exclusive than a small-boat private tour and more social than a trek. If you want a quieter experience, choose a sunset trip or an overnight cruise. If you want one affordable day with swimming, kayaking, scenery and a bit of wildlife, this fits.
What to expect
The experience
A guided full-day boat trip around Lan Ha Bay and part of Ha Long Bay, with lunch, swimming, kayaking and a stop on Monkey Island.
Best time
Dry months in spring and autumn. Summer is hot and stormy; winter is cool and gray.
How long
A full day on the water; confirm departure time and pick-up when you book.
Tips
Bring sun protection, a swimsuit and water; do not feed the monkeys and keep belongings closed.
Quick picks
- Best for
- Families and friends who want a simple, social day on the water.
- Families
- A good fit for children who like swimming and wildlife; supervise around the monkeys.
- Couples
- Quieter on weekdays; consider a sunset trip for more romance.
- Pair with
- Pair with a night on Cat Ba or a trek in the national park.
- Time needed
- A full day.
Good questions
Are the monkeys dangerous?+
They are wild. Keep your distance, do not feed them and keep food and bags closed.
Can I swim at Monkey Island?+
Usually yes at the beach, depending on the conditions and rules on the day.
Is lunch included?+
Typically yes. Check inclusions and dietary options when you book.
Is it suitable for children?+
Yes for most ages, with supervision on the beach and boat.
What if the weather is bad?+
Sailings can be changed or cancelled. Ask about rebooking or refunds.






