What is the distance between Houston and Piedras Negras?

The distance separating Houston and Piedras Negras is 320 miles (516 km).

What are the departure and arrival stations when taking the bus from Houston to Piedras Negras?

If you're headed to Piedras Negras from Houston, chances are that your bus will leave from Hillcroft Ave & Southwest Freeway and arrive at Central de Autobuses Piedras Negras. These are the main departure and arrival locations on this route, but you could find others that could be a better fit for your travel plans.

Bus Houston to Piedras Negras from $105 | Refundable Tickets

Next bus departures

Next departures for Houston to Piedras Negras on November 22
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	9:30am	Houston Lockwood, (TX - TBC Lockwood)	7h 25m	4:55pm	Piedras Negras (Gasolinera Galma), (COAH - CT Piedras Negras)	Cheapest
Bus	9:50am	Houston Airline	7h 5m	4:55pm	Piedras Negras (Gasolinera Galma), (COAH - CT Piedras Negras)	Fastest
Bus	9:45am	Houston Airline	7h 10m	4:55pm	Piedras Negras (Gasolinera Galma), (COAH - CT Piedras Negras)	No tags

Last refresh of the prices: Last Monday at 9:41 PM CST.

Get from Houston to Piedras Negras

This route is served by bus only

The journey takes about 7 hours 10 minutes and with fares starting at just $111, it presents an excellent value for a comfortable ride.

3bus per day

7h 10mAverage Duration

323 milesDistance

13kgCO₂ emissions

Compare bus companies

Tornado Bus

3/5155 reviews

Staff4.5

Timeliness3.2

Cleanliness4.5

Wifi3.7

A Texas-based company, Tornado Bus operates throughout the United States, with routes connecting major cities, including Houston, San Antonio and El Paso. Each day,3 buses leave from their terminals to destinations across the continent. Their buses are equipped with free Wi-Fi, air conditioning, bathrooms, power outlets and a comfortable amount of legroom. With prices as low as $111 for a short ride, Tornado offers options for budget travelers, without compromising comfort. and those looking for a little luxury. The company requires printed tickets for boarding and their tickets are non-refundable, but you can exchange them up to two hours before travel time for a fee. With a friendly staff and multiple routes, traveling with Tornado is a convenient way to get around.

Turimex Internacional

3/5649 reviews

Staff4.1

Timeliness2

Cleanliness3.7

Wifi2.8

MX bus companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, Sindbad

Where are the popular stops in Houston and Piedras Negras?

Stops in Houston

A - Hillcroft Ave & Southwest Freeway

B - Downtown Greyhound Station

C - Harrisburg Greyhound Station

D - Harrisburg Senda Station

E - Clay St & Louisiana St

F - Lockwood Dr & Harvey Wilson Dr

Stops in Piedras Negras

A - Central de Autobuses Piedras Negras

Frequently asked questions about traveling from Houston, US to Piedras Negras by bus

What is the distance between Houston and Piedras Negras?
What are the departure and arrival stations when taking the bus from Houston to Piedras Negras?

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

11/18

$105

11/19

$105

Today

$105

11/21

No data

11/22

$115

11/23

No data

11/24

No data

11/25

No data

The cheapest trip from Houston, US to Piedras Negras was searched and found on Nov 18, 2025 with a price of $105

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Houston, US to Piedras Negras, as early as possible.

You can expect to pay from $105 to $115 for a bus ticket from Houston, US to Piedras Negras based on the last 2 days. You can expect to find the cheapest price for the trip at $115 which is on 2025-11-22.