East Kalimantan

East Kalimantan Travel Guide: Indonesia’s Hidden Gems, Wildlife & Culture & the New Capital

East Kalimantan is where Indonesia’s future and ancient wilderness collide.

While the world is beginning to notice Nusantara, Indonesia’s ambitious new capital, the true soul of this region lies far beyond construction sites—deep in rainforests, along mighty rivers, and across untouched tropical islands.

For travelers from Europe and the United States seeking something beyond Bali, East Kalimantan offers a raw, immersive, and uncrowded experience:

  • Wild orangutans in natural habitats
  • Remote indigenous Dayak culture
  • World-class diving without mass tourism
  • Vast jungles still largely unexplored

This is not a polished destination—it’s an adventure.

Where is East Kalimantan?

East Kalimantan (Kalimantan Timur) occupies the eastern side of Borneo, Indonesia’s largest island.

It borders Malaysian Borneo and faces the Sulawesi Sea, making it a strategic and ecological crossroads.

Key gateways include:

  • Balikpapan – main international entry point
  • Samarinda – cultural and administrative center
  • The legendary Mahakam River – lifeline into the jungle interior

Why Visit East Kalimantan?

1. Wildlife Encounters

Meet endangered species in their natural habitat:

  • Orangutans at Samboja Lestari
  • Proboscis monkeys along jungle rivers

2. Authentic Indigenous Culture

Stay in traditional Dayak longhouses (Lamin), where communities still live communally and preserve centuries-old traditions.

3. The Future Capital – Nusantara

Witness history in the making at Nusantara, a rare opportunity to see a capital city being built from scratch.

4. Untouched Marine Paradise

Dive in the Derawan Islands, home to:

  • Sea turtles
  • Coral reefs
  • Jellyfish lakes

Top Destinations in East Kalimantan

Balikpapan – The Gateway City

A modern coastal hub with easy access to nature and logistics for deeper exploration.

Samarinda – Culture on the River

Located along the Mahakam River and home to the iconic
Islamic Center Samarinda, one of Southeast Asia’s largest mosques.

Kutai National Park – Wild Borneo

One of Indonesia’s oldest protected forests:

  • Orangutans
  • Dense rainforest trekking
  • True off-grid adventure

Derawan Archipelago – Tropical Escape

A remote island chain with global-level diving and unique ecosystems like
Kakaban Lake, where you can swim with harmless jellyfish.

Hidden Gems in East Kalimantan ⭐

Maratua Island – The Secret Atoll

A stunning coral atoll with turquoise lagoons and dramatic drop-offs—perfect for divers and honeymooners.

Mahakam River Longhouses (Mancong & Pampang)

Travel deep inland to experience Dayak culture:

  • Traditional dances
  • Ancient rituals
  • Wooden longhouses

Goa Beloyot – Jungle Cave Adventure

A hidden cave system accessible through dense forest, offering a raw and spiritual exploration experience.

Culture & Local Life

East Kalimantan is shaped by:

  • Indigenous Dayak tribes
  • The historic Kutai Sultanate
  • Migrant influences from Banjar and Bugis communities

Expect:

  • Traditional tattoos and carvings
  • Ceremonial dances and music
  • Warm hospitality

Local dishes to try:

  • Pepes Ikan (spiced fish in banana leaves)
  • Fresh river seafood
  • Exotic meats like venison satay

Best Time to Visit

Best months: May – October (dry season)

✔ Ideal for jungle trekking
✔ Calm seas for island hopping
✔ Better wildlife spotting

Avoid: December – February (heavy rain & travel delays)

How to Get to East Kalimantan

By Air (Fastest & Recommended)

Fly into
Sultan Aji Muhammad Sulaiman Sepinggan International Airport

Connections include:

  • Jakarta
  • Singapore
  • Kuala Lumpur
  • Bali

By Sea (Adventure Option)

Travel with Pelni passenger ships:

Routes connect:

  • Surabaya
  • Jakarta
  • Makassar

Ports:

  • Semayang (Balikpapan)
  • Samarinda Port

⏱ Travel time: 24–48+ hours
💰 Budget-friendly but slow

By Land (Overland Borneo Route)

Possible but challenging:

  • From Malaysian Borneo (Sabah/Sarawak)
  • Cross-border travel via Kalimantan north routes
  • Requires planning, permits, and flexible timing

Best suited for:

  • Overlanders
  • Adventure travelers

Getting Around East Kalimantan

  • River travel: Klotok boats on Mahakam River
  • City transport: Private car + driver recommended
  • Remote areas: Domestic flights + boats

Travel Tips

  • Hire guides for jungle trekking
  • Respect Dayak customs (ask before photos)
  • Download offline maps
  • Expect limited internet outside cities

Frequently Asked Questions

Is Kakaban Lake safe to swim in?

Yes. The jellyfish are harmless, but avoid touching them and do not use fins.

Can tourists visit Nusantara?

Access to Nusantara is currently limited. Check official updates before visiting.

Where can I see orangutans?

Best option:

  • Samboja Lestari

Wild sightings:

  • Kutai National Park (less predictable)

How to reach Derawan Islands?

  1. Fly to Berau
  2. Drive to Tanjung Batu (≈2 hours)
  3. Speedboat to islands (≈30–45 minutes)

Final Thoughts – Why Go Now

East Kalimantan remains one of the last true frontiers of Southeast Asia.

With the rise of Nusantara, the region is on the brink of transformation.

Now is the time to visit:

  • Before mass tourism arrives
  • While culture remains untouched
  • While nature is still truly wild

Explore deeper. Travel slower. Discover the Indonesia most people never see.