Sundarbans travel guide
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Sundarbans

The world's largest mangrove forest and home of the Bengal tiger

Photo by Biplab Sau on Pexels
πŸ—£
LanguageBengali
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CurrencyBangladeshi Taka (BDT)
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Best Time to VisitNovember to February

The Sundarbans is the largest mangrove forest on the planet, a vast UNESCO-listed delta of tidal waterways, mudflats and dense green forest straddling the Bangladesh coast where the Ganges meets the Bay of Bengal. It is the fabled home of the Royal Bengal tiger.

There are no roads in, so the forest is explored entirely by boat, usually on multi-day cruises departing from Khulna or Mongla with guides, cooks and armed forest guards.

Top Sights in Sundarbans

Mangrove Boat Safari

Mangrove Boat Safari

The only way through the Sundarbans is by boat, gliding down tidal channels walled with tangled mangrove roots. Multi-day cruises from Khulna and Mongla are the classic way to explore the labyrinth of waterways.

💡 Book a licensed multi-day cruise; day trips barely scratch the surface of the delta.

Bengal Tiger Territory

Bengal Tiger Territory

The Sundarbans shelters the largest single population of Royal Bengal tigers on earth, famous for being strong swimmers. Sightings are rare and never guaranteed, but the thrill of their presence charges every channel.

💡 Tigers are elusive; go for the whole ecosystem rather than a guaranteed sighting.

Kotka & Katka Wildlife

Kotka & Katka Wildlife

The Kotka sanctuary in the forest’s south offers watchtowers, short guided forest walks and grasslands where spotted deer, wild boar and monkeys gather near the Bay of Bengal.

💡 Forest walks require an armed guard and permit, arranged through your cruise operator.

Birdlife & Kingfishers

Birdlife & Kingfishers

The delta is a birdwatcher’s dream, alive with kingfishers, herons, eagles and egrets, best seen from the quiet upper deck of a boat as it drifts along the narrower creeks.

💡 Bring binoculars and go early; birds are most active in the first hours of light.

Karamjal Centre

Karamjal Centre

The nearest taste of the forest for short visits, this eco-centre near Mongla has boardwalks through the mangroves and enclosures with crocodiles and deer, an easy day trip introduction.

💡 Fine for a half-day, but the real forest lies deeper and needs an overnight boat.

Eating & Drinking

On a Sundarbans cruise all meals are cooked on board: fresh river fish and prawns, rice, lentils and vegetable curries, served on deck between excursions. Bring any special snacks or drinks with you, as there are no shops in the forest.

Best Time to Visit Sundarbans

Jan
20°C
Cool, dry, best season
Feb
23°C
Pleasant, dry
Mar
27°C
Warming up
Apr
30°C
Hot, humid
May
30°C
Pre-monsoon, stormy
Jun
29°C
Monsoon begins
Jul
28°C
Heavy rain
Aug
28°C
Wet, cruises limited
Sep
29°C
Monsoon easing
Oct
28°C
Drying, cruises resume
Nov
25°C
Pleasant, dry
Dec
21°C
Cool and clear

What Does Sundarbans Cost?

Budget
Budget ($35-60/day)
  • Shared cabin on a group cruise
  • All meals included on board
  • Guided excursions and permits
Mid-Range
Mid ($80-150/day)
  • Better boat with private cabin
  • Smaller group and naturalist guide
  • All fees and transfers from Khulna
Splurge
Comfort ($200+/day)
  • Premium wildlife cruise vessel
  • Ensuite cabin and full board
  • Expert-led birding and safari program

3 Days in the Sundarbans

1
Into the delta

Board at Khulna or Mongla and cruise into the forest, stopping at Karamjal and drifting the channels at dusk.

2
Deep forest

Full day of small-boat creek excursions, a guarded forest walk and wildlife watching from watchtowers.

3
Coast & return

Reach the Kotka grasslands near the sea, then begin the slow cruise back upriver.

Travel Tips

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Go by boat

The forest can only be visited on a licensed cruise; there are no roads or lodges inside.

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Permits

Forest entry permits and armed guards are mandatory and arranged by the operator.

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Wildlife

Bring binoculars and patience; the reward is the ecosystem, not a guaranteed tiger.

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Bugs

Pack insect repellent and long sleeves for the mangrove excursions.

Useful Apps

There is no phone signal deep in the forest, so download maps and tell people you’ll be offline.
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Merlin Bird ID

Identify the delta’s many birds by sight and sound

Free

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Maps.me

Offline maps of the Khulna and Mongla region

Free

Content last reviewed: July 2026 by the Traveling To editorial team.
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