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PittsburghPRT

PRT 91 bus

Butler Street

72 % on time

PRT 91 bus Stop List and Next Departures

The PRT 91 - Butler Street bus serves 72 bus stops in the Pittsburgh area departing from 7th St / Penn Ave and ending at Ridc Park / Terminal. Scroll down to see upcoming 91 bus times at each stop and the next scheduled 91 bus times will be displayed. The full 91 bus schedule as well as real-time departures can be found in the Transit app.

Outbound
Inbound
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Stops
Wed, May 27, 2026
PRT Butler Street map

PRT 91 bus route map

The PRT 91 - Butler Street bus route map is shown above. The route map shows you an overview of all the stops served by the PRT 91 bus to help you plan your trip on PRT. Opening the app will allow you to see more detailed information about the route on a map including stop specific alerts, such as stops that have been closed or moved. You can also see the location of vehicles in real-time on the route map so you know when the 91 bus is approaching your stop.

See the detailed route map

PRT 91 bus Service Alerts

Open the Transit app to see more information about any active disruptions that may impact the 91 bus schedule, such as detours, moved stops, trip cancellations, major delays, or other service changes to the bus route. The Transit app also allows you to subscribe to receive notifications for any service alert issued by PRT so that you can plan your trip around any active or future disruptions.

See all alerts

PRT 91 bus Service Frequency

The next 91 bus leaves 7th St / Penn Ave at 4:32 PM, and arrives at Ridc Park / Terminal at 5:27 PM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

See all departures

PRT 91 bus On-Time Performance

72 % on time

72% of riders report that the PRT 91 bus arrived on time on their previous trip. In the past 30 days, 166 riders reported on the on-time performance of the 91 bus. Compared to other PRT lines, the 91 bus is ranked 47 out of 100 PRT lines. These on-time performance stats are user reported and may differ from official PRT metrics. See more details about on time, late or early departure reports for the 91 by opening the Transit app.

See all on-time performance details

PRT 91 bus FAQ

  • What time does the next PRT 91 bus depart from 7th St / Penn Ave?

    The next 91 bus leaves 7th St / Penn Ave at 4:32 PM, and arrives at Ridc Park / Terminal at 5:27 PM. The total trip time for the next PRT 91 bus is 55 min.

  • Is the PRT 91 bus running on time, early or late?

    You can track your bus on a map, monitor real-time updates, and see adjustments to the PRT 91 schedule by downloading the Transit app.

  • When does the next PRT 91 bus arrive?

    You can see the next PRT 91 bus times in the app as well as future departure times for the 91 bus.

  • How many bus stops are there for the PRT 91 bus?

    There are 72 stops on the PRT 91 bus.

  • Is the PRT 91 bus usually crowded?

    You can find real-time information on PRT 91 bus crowding levels in the Transit app (available in select cities or on select trips). You can also see predictions on how crowded the bus will be when it gets to your bus stop.

  • Is the PRT 91 bus currently running?

    Find out the current status for the PRT 91 bus in the Transit app.

  • What is the closest PRT 91 bus stop to me?

    Open the Transit app to see your location on a map and find the closest 91 bus stop to where you are.

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