Bangkok to Sầm Sơn by bus
Sầm Sơn lies 879 km (546 mi) north-east of Bangkok, in the same time zone. What the numbers say about getting there.
A coach takes about 16 h 1 min including stops, over roughly 1,072 km (666 mi) of road.
| Bangkok | Sầm Sơn | |
|---|---|---|
| Country | Thailand | Vietnam |
| Population | 5.1 million | 129,801 |
| Elevation | 12 m (39 ft) | 10 m (33 ft) |
| Time now | UTC+7 (Asia/Bangkok) | UTC+7 (Asia/Ho_Chi_Minh) |
What changes when you arrive in Sầm Sơn
Crossing from Thailand into Vietnam: money changes from the Baht to the Dong (VND); traffic switches to the right; sockets are BS 1363, Euro, NEMA 1-15, Schuko; the dialling code becomes +84; the emergency number is http://www.wikidata.org/entity/Q25648804 / http://www.wikidata.org/entity/Q25648805.
Where to book buses from Bangkok to Sầm Sơn
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 Sầm Sơn
Live rooms and prices for Sầm Sơn are in the search below.
Book a hotel in Sầm Sơn
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 Sầm Sơn from Bangkok?
879 km (546 mi) in a straight line, north-east of Bangkok; by road roughly 1,072 km (666 mi).
How long does it take to get from Bangkok to Sầm Sơn by bus?
About 16 h 1 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Bangkok and Sầm Sơn?
No, both are on the same offset at the moment.
What currency do I need in Sầm Sơn?
The Dong (VND).
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 14 September 2026. Hotel and hostel 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.