AirOrSeaTravel is an independent guide. Bookings on this page are completed on the provider’s own website. How we are funded.

AirOrSeaTravel — find your way there
SiwānChattogram

Siwān to Chattogram by bus

Chattogram lies 872 km (542 mi) south-east of Siwān, +0.5 h on the clock. What the numbers say about getting there.

A coach takes about 15 h 53 min including stops, over roughly 1,064 km (661 mi) of road.

SiwānChattogram

Open Chattogram in Google Maps

The two ends, side by side
SiwānChattogram
CountryIndiaBangladesh
Population135,0663.9 million
Elevation71 m (233 ft)15 m (49 ft)
Time nowUTC+5:30 (Asia/Kolkata)UTC+6 (Asia/Dhaka)

Clocks in Chattogram are 30 min ahead of Siwān right now, so a 15 h 53 min journey lands 16 h 23 min later by the destination clock.

What changes when you arrive in Chattogram

Crossing from India into Bangladesh: money changes from the Rupee to the Taka (BDT); sockets are AC power s and sockets: British and related types, BS 1363, Euro, NEMA 1-15, Type K; the dialling code becomes +880; the emergency number is http://www.wikidata.org/entity/Q3086706.

Where to book buses from Siwān to Chattogram

BusbudIntercity coach tickets in North America, Europe and Latin America, including the regional Canadian carriers that sell nowhere else together.Find bus routes on Busbud (opens www.busbud.com in a new tab)
Every link above leaves this site.

We take no bookings for these providers and hold no reservation with them. The provider you choose handles payment, confirmation, changes and refunds. How that works.

Staying in Chattogram

Live rooms and prices for Chattogram are in the search below.

Book a hotel in Chattogram

Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.

Common questions

How far is Chattogram from Siwān?

872 km (542 mi) in a straight line, south-east of Siwān; by road roughly 1,064 km (661 mi).

How long does it take to get from Siwān to Chattogram by bus?

About 15 h 53 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.

Is there a time difference between Siwān and Chattogram?

Chattogram is 30 min ahead at the moment (Asia/Dhaka against Asia/Kolkata).

What currency do I need in Chattogram?

The Taka (BDT).

Where these facts come from

  • GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
  • Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
  • OurAirports (public domain): airports, runways
  • Natural Earth (public domain): map outlines

Data compiled 13 September 2026. Hotel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.