Cong Do Island in Bai Tu Long Bay – A Hidden Gem (2026)

Cong Do Island Bai Tu Long Bay is one of the most remarkable destinations in Quang Ninh, known for its untouched beauty and peaceful atmosphere.

Compared with the busy areas of Ha Long Bay, this island offers a quieter experience surrounded by limestone mountains and emerald waters. Because of its natural charm and calm environment, Cong Do Island is often included in premium Bai Tu Long Bay cruise itineraries.

For travelers seeking authentic landscapes and slow travel experiences, Cong Do Island is an excellent destination to explore in Bai Tu Long Bay.

Where is Cong Do Island Bai Tu Long Bay?

Cong Do Island is located in the central area of Bai Tu Long Bay, within Cam Pha City of Quang Ninh Province.

From Ha Long International Cruise Port (Sun Port) or Tuan Chau Marina, cruise ships usually take around 1.5–2 hours to reach the island. The distance is approximately 23–25 km across the bay.

The name “Cong Do” is believed to come from the reddish tones of the island’s soil and rock formations. Under sunlight, the cliffs show subtle red-brown colors that contrast beautifully with the clear green water.

Cong Do Island
Cong Do Island

Best things to do on Cong Do Island Bai Tu Long Bay

Kayaking through limestone landscapes

Kayaking is one of the most popular activities around the island. Visitors can paddle through narrow passages, explore small caves, and enjoy the peaceful scenery of Bai Tu Long Bay.

Swimming in pristine water

The waters surrounding the island are exceptionally clear. Because the area remains less crowded, it is perfect for relaxing swims in calm coastal zones.

Enjoying panoramic viewpoints

For those who enjoy light adventure, short hiking paths lead to higher viewpoints. From there, visitors can admire wide views of limestone mountains rising from the sea.

Visiting Vung Vieng fishing village

Some cruise itineraries also include a stop at Vung Vieng fishing village. This visit offers a chance to learn about the traditional lifestyle of local fishermen in Bai Tu Long Bay.

Cong Do Island
Cong Do Island

Scenic highlights of Cong Do Island

The most impressive feature of Cong Do Island Bai Tu Long Bay is its dramatic limestone formations emerging from crystal-clear water.

Small natural beaches around the island remain largely untouched. When viewed from a kayak, the water reflects beautiful shades of turquoise and jade.

If your cruise stays overnight nearby, sunrise and sunset are truly memorable moments. The soft golden light spreads across the calm sea and creates a breathtaking atmosphere.

Cong Do Island
Cong Do Island

Best time to visit Cong Do Island Bai Tu Long Bay

The ideal time to visit Cong Do Island Bai Tu Long Bay is from March to September, when the weather is generally stable and the sea is calm.

Early morning and late afternoon are the best times of day to enjoy outdoor activities and take photographs.

However, visitors should monitor weather forecasts between July and September, as storms occasionally occur in Quang Ninh.

Most cruise itineraries usually spend 1–2 hours exploring the island area.

Cong Do Island
Cong Do Island

How to get to Cong Do Island Bai Tu Long Bay

The only way to reach Cong Do Island Bai Tu Long Bay is by joining a Bai Tu Long Bay cruise.

Cruises normally depart from Ha Long International Cruise Port (Sun Port) or Tuan Chau Marina. Many 3-day 2-night cruise itineraries include Cong Do Island as an important stop.

Traveling independently by local boat is not permitted because the area is strictly protected to preserve the natural ecosystem.

Cong Do Island
Cong Do Island

Travel tips for visiting Cong Do Island

Before visiting the island, travelers should prepare a few essentials:

  • Bring swimwear, sunscreen, sunglasses, and a hat

  • Wear comfortable shoes if you plan to hike

  • Use a waterproof bag to protect phones and cameras during kayaking

  • Prepare personal items in advance because no shops are available on the island

  • Follow safety instructions and avoid littering to protect the bay’s environment
Cong Do Island
Cong Do Island

Among the many destinations of Bai Tu Long Bay, Cong Do Island stands out for its peaceful atmosphere and untouched scenery.

With activities like kayaking, swimming, and scenic exploration, the island offers a refreshing alternative to more crowded tourist areas.

For travelers who appreciate slow travel and natural beauty, Cong Do Island is truly a destination worth visiting.

Instead of following crowded routes, Viet Sails Boutique Cruise brings guests to quieter locations such as Cong Do Island Bai Tu Long Bay. Carefully designed itineraries allow visitors to enjoy the bay in a relaxed and meaningful way.

Start your journey with intention and explore Bai Tu Long Bay through a boutique cruise experience.