Day trip from Piedras Negras to San Antonio
San Antonio lies 213 km (132 mi) north-east of Piedras Negras, in the same time zone. What the numbers say about getting there.
At 213 km (132 mi) apart, San Antonio is a realistic day trip from Piedras Negras: about 3 h 28 min each way by road.
Open San Antonio in Google Maps
| Piedras Negras | San Antonio | |
|---|---|---|
| Country | Mexico | United States |
| Population | 150,178 | 1.5 million |
| Elevation | 223 m (732 ft) | 202 m (663 ft) |
| Time now | UTC-5 (America/Matamoros) | UTC-5 (America/Chicago) |
| Postal codes | 20956–95226 | 78201–78299 |
What changes when you arrive in San Antonio
Crossing from Mexico into United States: money changes from the Peso to the Dollar (USD); the dialling code becomes +1; the emergency number is http://www.wikidata.org/entity/Q533806.
What to see in San Antonio
| Sight | Visitors a year | Year |
|---|---|---|
| San Antonio Missions National Historical Park | 1,141,353 | 2020 |
| Aquatica San Antonio | 652,000 | 2024 |
The busiest is San Antonio Missions National Historical Park at 1,141,353 visitors in 2020. Figures are the latest each site has published, so they are not all for the same year.
Where to book tours and tickets in San Antonio
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 San Antonio
Our booking partner lists 1,271+ places to stay in San Antonio (statistics below are from the first 1,000). Of the 812 with a star rating, the largest group is 3-star (447), and 2 are five-star. Across 355 properties with at least 50 reviews, the average guest score is 7.7 out of 10. Guests have left 244,086 reviews in total.
Book a hotel in San Antonio
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 San Antonio from Piedras Negras?
213 km (132 mi) in a straight line, north-east of Piedras Negras; by road roughly 260 km (162 mi).
How long does it take to get from Piedras Negras to San Antonio 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 Piedras Negras and San Antonio?
No, both are on the same offset at the moment.
What currency do I need in San Antonio?
The Dollar (USD).
Where can I stay in San Antonio?
Our booking partner lists 1,271+ places to stay in San Antonio, bookable on this site.
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.