Hon Mun Island Nha Trang: Snorkeling & Marine Park Guide
Nha Trang Travel Guide

Hon Mun Island Nha Trang: Snorkeling & Marine Park Guide

Anthony Ngo Updated 6 Nov 2026 11 min read

Nha Trang in Vietnam has become a top-notch tourist attraction over the years thanks to its wide range of breathtaking islands. One of them is Hon Mun Island – Vietnam’s first marine protected area and the best spot near Nha Trang for snorkeling over colourful coral reefs.

So, how to get to this fantastic gift of nature? What to explore there? Any traveling tips? Stay tuned since Vietnamtour.in will present you with an A-Z guide to this island. Let’s dive in!

Hon Mun Island at a glance (updated November 2026)

  • Hon Mun Island in Nha Trang lies about 10 km from Cau Da port and 14 km from central Nha Trang, a 20–30 minute boat or canoe ride.
  • The Hon Mun Marine Protected Area is home to about 1,500 marine species, including around 350 species of coral.
  • A boat to the island costs about 250,000 VND (≈ ₹916) and a canoe about 300,000 VND (≈ ₹1,099) per person.
  • The island entrance fee is about 22,000 VND (≈ ₹81) per adult, and 3-island tours including Hon Mun cost about 600,000–800,000 VND (≈ ₹2,198–2,930).
  • January to August brings the calmest sea; October to December is the rainy season, when boat trips may be cancelled.

What Makes Hon Mun Island A Top Site In Nha Trang?

Hon Mun Island is named after the ebony colour (“mun” in Vietnamese) of its cliffs. These dark cliffs stand tall against the crashing waves, and swiftlets once nested in the caves along the shore.

As you set your foot on its shore, enjoy the breathtaking panorama of the island. It is a masterpiece painted with crystal-clear water as the background and strokes of ebony rocks and verdant green trees.

White sand beach and clear turquoise water on Hon Mun Island, Nha Trang
The small beach and clear turquoise water of Hon Mun Island in Nha Trang Bay

More specially, tourists from around the world come here to discover the “treasures” lying beneath the waves. Hon Mun became Vietnam’s first marine protected area, and the waters around it are home to about 1,500 marine species, including around 350 species of hard and soft coral and more than 250 species of reef fish. You will have the chance to enjoy the dazzling spectacle of coral reefs with vibrant colours and whimsical shapes. The Hon Mun Marine Protected Area covers the island and the surrounding sea, while Hon Mun Island itself is small enough to explore in a single day trip.

Location

Hon Mun Island is situated south of Hon Tre Island in Nha Trang Bay, Khanh Hoa province. It is not far off the coast of Nha Trang, just a quick 10-kilometer boat ride from Cau Da port and about 14 kilometers from the city center.

How to get there

You can reach Hon Mun Island by boat or canoe from Cau Da port, or join a Nha Trang island-hopping tour that includes Hon Mun.

  • By boat: about 250,000 VND (≈ ₹916) per person; wooden tour boats take about 30–50 minutes.
  • By canoe (speedboat): about 300,000 VND (≈ ₹1,099) per person; about 15–20 minutes.
  • Entrance fee: about 22,000 VND (≈ ₹81) per adult and 11,000 VND (≈ ₹40) per child, usually included in tour prices.

Most visitors join a group island tour, which includes hotel pickup, boat, lunch, snorkeling gear and entry fees:

Tour type Islands visited Typical price per person
3-island tour Hon Mun, Hon Tam, Hon Mot or Monkey Island 600,000 – 800,000 VND (≈ ₹2,198 – 2,930)
4-island tour Adds a fishing village or Monkey Island stop 750,000 – 950,000 VND (≈ ₹2,747 – 3,480)
VIP / private canoe tour Flexible, with private guide From about 950,000 VND (≈ ₹3,480) per person, or 1,500,000 – 2,500,000 VND (≈ ₹5,495 – 9,158) per private canoe

Prices were checked in November 2026 and vary by operator and season.

Best Time To Visit

The best time to visit Hon Mun Island is from January to August, during Nha Trang’s dry season, when the sea is calm and the water is clear for snorkeling. Many local guides say the water is especially clear from around April to August. From October to December, rain and rough seas can reduce visibility and cause boat trips to be cancelled.

What To Expect When Visiting The Hon Mun Paradise

Dive Into A Kaleidoscope Of Marine Life By Snorkeling

Snorkeling is the most popular activity among Hon Mun Island visitors. Thanks to crystal-clear waters, you will have the best moment enjoying the vibrant marine life. Picture this: you swim alongside schools of fish that dart around like living jewels. More captivating? Coral reefs in every colour and shape come alive before your eyes, creating an underwater wonderland.

Colourful coral reef and fish in the Hon Mun Marine Protected Area, Nha Trang
Colourful coral and reef fish in the Hon Mun Marine Protected Area

When snorkeling, you will be provided with proper snorkeling gear, including a snorkel, mask, fins and a life jacket. Experienced guides will lead you to the best snorkeling spots and ensure your safety during this adventure, so even non-swimmers can join with a life jacket.

Snorkeling is usually included in island-hopping tours. Dedicated snorkeling trips with a dive centre cost about 790,000 VND (≈ ₹2,894) per person. Some tours offer discounts for larger groups, so compare reviews before booking, or book a full tour with Vietnamtour.in and we will take the hassle out of planning.

In short, snorkeling is perfect for everyone, even if you are not good at swimming. If you want to explore a little deeper, a try-dive with an instructor costs about 1,890,000 VND (≈ ₹6,923), while certified fun dives cost about 1,750,000 VND (≈ ₹6,410). Dive sites are sometimes rotated to let the coral recover, so check the current dive spots with your operator. For more dive destinations, see our guide to scuba diving in Vietnam.

Divers surrounded by tropical fish while scuba diving at Hon Mun Island
Scuba divers surrounded by tropical fish at Hon Mun

Explore The Ocean From A Glass-bottom Boat

Are you not comfortable slipping on a mask and fins? Fear not! Some boats around Nha Trang offer glass-bottom boat rides. Instead of snorkeling or diving, you can relax on the deck and look down through a clear panel on the boat’s floor at the colourful sea life below. It’s like watching a live underwater documentary!

boat near Hon Mun Island
A glass-bottom boat lets non-swimmers see Hon Mun’s coral without getting wet

This creative activity is a good option for families with young children and the elderly. It is also a great choice for people who love taking pictures without getting anything wet. Ask your tour operator whether a glass-bottom boat is available on your date, as availability changes.

Unwind Yourself At Floating Bars

After an exciting morning of discovering coral reefs, there is nothing better than relaxing at a floating bar. Many island-hopping tours stop at a floating bar near Hon Mun, where you float on rubber rings in the calm blue water with a cool drink or tropical fruit juice in your hand.

Tourists floating on rubber rings at a floating bar near Hon Mun Island
Floating on rubber rings at a floating bar on a Nha Trang island tour

Since this unique activity is hard to find elsewhere, do not miss out! The floating bar is often included in the tour price, with drinks paid separately.

Join Parasailing And Other Water Sports

Here comes another must-try activity for adventure seekers. Parasailing, jet skis and banana boats are available on the beaches and islands around Nha Trang Bay, typically for about 300,000–800,000 VND (≈ ₹1,099–2,930) per ride. Parasailing will gently lift you high above the bay while riding behind a fast speedboat, giving you a beautiful panorama of the islands.

For more ideas on the other islands, see our guide to the top islands in Nha Trang.

Parasailing over the sea on a Nha Trang island tour near Hon Mun
Parasailing above Nha Trang Bay, near Hon Mun

Explore Black Rock Caves

The dark rock cliffs and caves are a signature feature of the island, found mainly on its eastern and southeastern coast. One interesting thing is that you can explore some of these caves on foot or view them from the boat, thanks to the island’s small size. This is a perfect addition to your one-day Hon Mun adventure.

Black rock cliffs and caves on the coast of Hon Mun Island
The black rock cliffs that give Hon Mun its name

Try Local Dishes With A Sea View

It would be a huge miss not to try fresh seafood (e.g., lobster, crab and grilled oysters) when traveling to Hon Mun Island. Facilities on the island itself are limited, so most visitors eat lunch on the tour boat or at a nearby island. Back in Nha Trang, try specialities such as Nem Nuong (grilled pork rolls), Banh Can (small rice flour pancakes) and Bun Ca Sua (jellyfish noodle soup). Vegetarian travellers should ask their tour operator to arrange a vegetarian lunch in advance.

Fresh seafood platter with lobster and scallops served on a Nha Trang island tour
Fresh seafood is a highlight of a Hon Mun day trip

Attractions Nearby

  • Beaches in Nha Trang: Nha Trang has a stunning coastline with beautiful beaches where you can relax on a sun lounger, play watersports, and enjoy delicious seafood.
  • Hon Tre Island: This is the biggest island in Nha Trang, home to a large aquarium and the VinWonders amusement park.
  • Hon Tam Island: A quiet resort island near Hon Mun, often combined with it on the same 3-island tour.
  • Monkey Island: An island home to hundreds of monkeys, a fun stop for families on a 4-island tour.
  • Ninh Van Bay: A secluded bay north of Nha Trang with some of Vietnam’s most private luxury resorts.
  • Ba Ho Waterfall: This attraction is known for its wild charm amidst lush forest. A must-visit natural beauty beyond pristine beaches.
  • Dam Market: A vibrant local market where you can find lots of handcrafted souvenirs, street food, and fresh produce.

For a full list of sights in the city, read our guide to the top places to visit in Nha Trang. Hon Mun is also one of the most beautiful islands in Vietnam for underwater scenery.

Tips When Visiting Hon Mun Island

  • Pack sunscreen, a hat, and sunglasses for sun protection
  • Bring a waterproof bag for your phone and valuables
  • Follow the marine park rules: fishing, breaking coral and littering are strictly prohibited
  • Do not touch or stand on the coral, and keep your fins away from the reef
  • Bring your own swimsuit, and wear a life jacket if you are not a confident swimmer
  • Pre-arrange vegetarian or Jain meals with your tour operator
  • Go with a tour guide to explore the island’s beauty in detail

Hon Mun’s calm, clear water and floating bar also make it a lovely day out for honeymooners, and it fits well into a Vietnam trip package for couple. If you want even more island time, add a Phu Quoc travel package in the south.

Tell us your travel dates, group size and food preferences, and our team will arrange a Hon Mun Island tour with vegetarian lunch and a guide:

1Contact Information
2Travel Plan
*Please include your country code (e.g. +91, +1, +971,...)

FAQs About Hon Mun Island

Where is Hon Mun Island?

Hon Mun Island is in Nha Trang Bay, about 10 km from Cau Da port and 14 km from central Nha Trang.

Is Hon Mun a marine protected area or marine park?

Yes. The Hon Mun Marine Protected Area was Vietnam’s first marine protected area and is home to about 1,500 marine species, including around 350 species of coral.

How much does it cost to go to Hon Mun Island?

A boat costs about 250,000 VND (≈ ₹916) per person, the entrance fee is about 22,000 VND (≈ ₹81), and a 3-island tour costs about 600,000–800,000 VND (≈ ₹2,198–2,930).

Can non-swimmers snorkel at Hon Mun Island?

Yes. Non-swimmers can snorkel with a life jacket and a guide, or enjoy the coral from a glass-bottom boat where available.

What is the best time for snorkeling at Hon Mun?

January to August is the best time, with calm seas and clear water; avoid October to December, when storms are more likely.

Prices and practical details in this guide were last checked in November 2026.

Conclusion

With its stunning coral reefs and exciting activities, Hon Mun Island is a go-to destination for any tourist looking for a place to soothe their eyes and mind. So, as you plan your next adventure in Vietnam, make sure to include this paradise on your itinerary.

If you desire a worry-free trip to enjoy everything at its best, check the Vietnam tour package price for trips tailored to your interests with Vietnamtour.in. Our team of local guides will ensure that every moment you spend there is memorable.

OTHER ATTRACTIONS IN NHA TRANG

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