Austin to Piedras Negras by bus
Piedras Negras lies 321 km (199 mi) south-west of Austin, in the same time zone. What the numbers say about getting there.
A coach takes about 6 h including stops, over roughly 391 km (243 mi) of road.
Open Piedras Negras in Google Maps
| Austin | Piedras Negras | |
|---|---|---|
| Country | United States | Mexico |
| Population | 974,447 | 150,178 |
| Elevation | 165 m (541 ft) | 223 m (732 ft) |
| Time now | UTC-5 (America/Chicago) | UTC-5 (America/Matamoros) |
| Postal codes | 73301–78799 | 20956–95226 |
What changes when you arrive in Piedras Negras
Crossing from United States into Mexico: money changes from the Dollar to the Peso (MXN); the dialling code becomes +52; the emergency number is http://www.wikidata.org/entity/Q533806.
Where to book buses from Austin to Piedras Negras
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 Piedras Negras
Live rooms and prices for Piedras Negras are in the search below.
Book a hotel in Piedras Negras
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 Piedras Negras from Austin?
321 km (199 mi) in a straight line, south-west of Austin; by road roughly 391 km (243 mi).
How long does it take to get from Austin to Piedras Negras by bus?
About 6 h, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Austin and Piedras Negras?
No, both are on the same offset at the moment.
What currency do I need in Piedras Negras?
The Peso (MXN).
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.