Malaysian Borneo: Sabah, Sarawak & Orangutan Country

Malaysian Borneo comprises two states — Sabah (northeast) and Sarawak (northwest) — on the northern coast of the world’s third-largest island. It is a 2-hour flight from Kuala Lumpur but a different world: one of the most biodiverse regions on Earth, with some of the last intact lowland rainforest in Southeast Asia, orangutans in the wild, proboscis monkeys on the river banks, and the second-highest peak in Southeast Asia in Mount Kinabalu (4,095m).

Most visitors reach Borneo on a separate trip from peninsular Malaysia rather than trying to combine both in a single itinerary — the islands are separated by the South China Sea, and Borneo deserves its own dedicated time.

Sabah

Kota Kinabalu (KK)

The capital of Sabah — a modern city on the South China Sea coast with a good waterfront, the Central Market (fish, produce, and textiles), and the jumping-off point for Sabah’s wildlife and mountain destinations. The city itself has a relaxed pace, good seafood at the Filipino Market, and the nearby Tunku Abdul Rahman Marine Park (five islands with good snorkeling, accessible by 15-minute boat from Jesselton Point ferry terminal).

Mount Kinabalu and Kinabalu Park

Southeast Asia’s second-highest mountain and a UNESCO World Heritage Site. Kinabalu Park (the surrounding national park) protects exceptional biodiversity: 5,000+ plant species including carnivorous pitcher plants, 300+ bird species, and endemic mammals found nowhere else on Earth.

Climbing: The standard route (Timpohon Gate to Low’s Peak, 8.7 km one way, 2,200m elevation gain) requires two days — overnight at Pendant Hut (3,272m) then summit attempt before dawn for sunrise above the clouds. Permit required (Sabah Parks: RM200 for the mountain fee, plus park entry and guide). Book months in advance — only 135 climbers permitted per day and the quota fills quickly.

Without climbing: Kinabalu Park has excellent botanical trails at 1,500–2,000m — a 3-hour walk through the Mesilau trail network shows the montane forest ecosystem, including the iconic Rafflesia (the world’s largest flower, blooming unpredictably near the park).

Sepilok Orangutan Rehabilitation Centre

The most accessible place in the world to see wild Bornean orangutans. Rescued and rehabilitated orangutans are released into the surrounding Kabili-Sepilok Forest Reserve — the twice-daily feeding platforms (8 AM and 3 PM) attract both rehabilitated and fully wild orangutans who arrive from the forest. The experience of watching orangutans at close range in forest vegetation (rather than in a cage) is genuinely affecting.

Adjacent: the Bornean Sun Bear Conservation Centre (the world’s smallest bear; rescued animals) and the Rainforest Discovery Centre (canopy walkways above the primary forest floor).

Kinabatangan River

The Kinabatangan River corridor is one of Malaysia’s most important wildlife areas — a narrow strip of riparian forest in an otherwise agricultural landscape (palm oil plantations), providing habitat for pygmy elephants, proboscis monkeys, macaques, orangutans, and over 300 bird species including the rhinoceros hornbill and Bornean bristlehead.

River cruises at dawn and dusk from the lodges at Sukau are the standard format — 2-hour boat trips observing wildlife from the water. The proboscis monkey sightings (troops of 20–50 crossing the river or foraging in the river-bank trees) are consistently spectacular.

Base: Sukau village, 2.5 hours from Sandakan by road. Kinabatangan lodges range from budget ($40–60/person/night with river cruises included) to eco-lodges ($150–250/person/night).

Sarawak

Kuching

The most attractive city in Borneo — Sarawak’s capital has a riverfront Chinatown, the excellent Sarawak Museum (natural history and indigenous culture), a 19th-century waterfront, and a remarkably good food scene (laksa asam, kolo mee, and the Sarawak version of laksa are distinctive local variations).

The Waterfront: The esplanade along the Sarawak River connects the Fort Margherita (a colonial fort), the Astana (the Governor’s residence), and the old commercial buildings. In the evening, food stalls set up along the waterfront.

Bako National Park

45 minutes by boat from Kuching — Sarawak’s oldest national park, on a peninsula of coastal rainforest, mangrove, and beach. The proboscis monkey population here is reliable (feeding in mangroves morning and evening); bearded pigs wander the park paths unafraid. 17 trails of varying difficulty.

Mulu National Park (UNESCO)

Remote but extraordinary — the Gunung Mulu cave system contains some of the world’s largest cave chambers (Sarawak Chamber, with enough volume to accommodate 16 Boeing 747s) and the Deer Cave bat exodus (millions of wrinkled-lipped bats exiting at dusk in a river of living smoke). Accessible by Air Asia/MASwings flight from Kuching or Kota Kinabalu.

Getting to Borneo

Air Malaysia (AirAsia and Malaysia Airlines): Kuala Lumpur to Kota Kinabalu — 2 hours 20 minutes, multiple daily, $30–100 depending on booking window. KL to Kuching: 1 hour 45 minutes. Direct flights also from Singapore and some other regional hubs.

Sabah and Sarawak are different states with different wildlife regulations — a combined Sabah + Sarawak itinerary requires a flight between the two states (1 hour Kota Kinabalu to Kuching).