Day trip from San Antonio to Piedras Negras
Piedras Negras lies 213 km (132 mi) west of San Antonio, in the same time zone. What the numbers say about getting there.
At 213 km (132 mi) apart, Piedras Negras is a realistic day trip from San Antonio: about 3 h 28 min each way by road.
Open Piedras Negras in Google Maps
| San Antonio | Piedras Negras | |
|---|---|---|
| Country | United States | Mexico |
| Population | 1.5 million | 150,178 |
| Elevation | 202 m (663 ft) | 223 m (732 ft) |
| Time now | UTC-5 (America/Chicago) | UTC-5 (America/Matamoros) |
| Postal codes | 78201–78299 | 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 tours and tickets in 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 San Antonio?
213 km (132 mi) in a straight line, west of San Antonio; by road roughly 260 km (162 mi).
How long does it take to get from San Antonio to Piedras Negras by road?
About 3 h 28 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between San Antonio 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.