Bus Tickets from San Antonio, US to Piedras Negras

Next bus departures

Next departures for San Antonio to Piedras Negras on November 22
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
Tornado BusBus
Tornado I-35
Piedras Negras (Gasolinera Galma), (COAH - CT Piedras Negras)CheapestFastest
Tornado Bus + Diamante
Bus
Tornado I-35
Piedras Negras (Coah)No tags

Last refresh of the prices: Yesterday at 8:03 PM CST.

Compare 2 ways to go from San Antonio to Piedras Negras

We recommend taking the bus

Among the sustainable travel choices, the bus stands out as the good way to reach Piedras Negras. The journey takes about 3 hours 10 minutes and with fares starting at just $69, it presents an excellent value for a comfortable ride.

1bus per day
3h 10mAverage Duration
129 milesDistance
5kgCO₂ emissions
Average Price$69 - $169Average Duration3h 10m
5kg CO₂e
Carpool
Average Price$12 - $12Average Duration2h 40m
9kg CO₂e

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

Find cheapest prices for buses

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

Best price found
11/19
$65
11/20
$65
Today
$75
11/22
$75
11/23
$75
11/24
$75
11/25
$75
11/26
$75
busbud logoThe cheapest trip from San Antonio, US to Piedras Negras was searched and found on Nov 19, 2025 with a price of $65

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

You can expect to pay from $65 to $75 for a bus ticket from San Antonio, US to Piedras Negras based on the last 2 days. You can expect to find the cheapest price for the trip at $75 which is on 2025-11-22.

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