PittsburghPRT

PRT 91 bus

Butler Street

70 % 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 Ambulatory Care Center Dr / Bldg #51. 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 (if available) can be found in the Transit app.

Outbound
Inbound
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Stops
Thu, Jul 10, 2025
  • 7th St / Penn Ave3:32 PM
  • Liberty Ave / Wood St3:33 PM
  • Liberty Ave / 9th St3:33 PM
  • Liberty Ave / Smithfield St3:34 PM
  • Liberty Ave / William Penn Pl3:34 PM
  • Liberty Ave / 11th St FS (Amtrak)3:35 PM
  • Liberty Ave / 14th St3:36 PM
  • Liberty Ave / 17th St3:38 PM
  • Liberty Ave / 21st St FS3:39 PM
  • Liberty Ave / 26th St3:40 PM
  • Liberty Ave / 27th St3:41 PM
  • Liberty Ave / 29th St3:42 PM
  • Liberty Ave / 31st St3:42 PM
  • 32nd St / Spring Way3:43 PM
  • Butler St / Penn Ave FS3:44 PM
  • Butler St / 35th3:45 PM
  • Butler St / 36th St3:45 PM
  • Butler St / 37th3:45 PM
  • Butler St / 38th St3:46 PM
  • Butler St / 39th3:46 PM
  • Butler St / 40th St NS3:47 PM
  • Butler St / Main3:47 PM
  • Butler St / 43rd3:48 PM
  • Butler St / 44th3:48 PM
  • Butler St / 46th3:49 PM
  • Butler St / 47th3:49 PM
  • Butler St / 48th3:50 PM
  • Butler St / 49th3:51 PM
  • Butler St / 50th3:51 PM
  • Butler St / 52nd St3:52 PM
  • Butler St / McCandless Ave3:53 PM
  • Butler St / 54th St3:53 PM
  • Butler St / 55th St3:54 PM
  • Butler St / 56th3:54 PM
  • Butler St / 57th3:55 PM
  • Butler St / #5770 (Car Wash)3:56 PM
  • Butler St / #60123:56 PM
  • Butler St / #61303:57 PM
  • Main St / 62nd St Bridge FS4:00 PM
  • Main St / Praeger St4:00 PM
  • Main St Opp 6th St FS4:01 PM
  • Main St / Ali St4:01 PM
  • Main St / 9th St4:01 PM
  • Main St / Canal St4:02 PM
  • Main St / #11134:03 PM
  • Main St / 13th St4:03 PM
  • Main St / 14th St4:03 PM
  • Main St / 15th St4:03 PM
  • Main St / 16th St4:04 PM
  • Main St / 17th St4:04 PM
  • Main St / 18th St4:04 PM
  • Main St / #18414:05 PM
  • Main St / 19th St4:05 PM
  • Main St / 21st St4:06 PM
  • Main St / 23rd St4:06 PM
  • Freeport Rd / Western Ave4:08 PM
  • Freeport Rd / Center Ave4:08 PM
  • Freeport Rd / Eastern Ave4:08 PM
  • Freeport Rd / Brilliant Ave FS4:09 PM
  • Freeport Rd / St Margarets Dr4:11 PM
  • Waterworks Mall / Giant Eagle4:12 PM
  • Waterworks Mall / Marshalls4:13 PM
  • Waterworks Dr / Bed Bath / Beyond (Walmart)4:13 PM
  • Freeport Rd / #10504:15 PM
  • Fox Chapel Rd / Freeport FS4:15 PM
  • Fox Chapel Rd / Margery S4:16 PM
  • Fox Chapel Rd / Margery N4:17 PM
  • Fox Chapel Rd / Parl Enterance4:18 PM
  • Fox Chapel Rd / Delafield NS4:19 PM
  • Delafield Rd / Patriot Way4:22 PM
  • Ambulatory Care Center Dr / Bldg #714:24 PM
  • Ambulatory Care Center Dr / Bldg #514:24 PM
  • 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 3:32 PM, and arrives at Ambulatory Care Center Dr / Bldg #51 at 4:24 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

    70 % on time

    70% of riders report that the PRT 91 bus arrived on time on their previous trip. In the past 30 days, 157 riders reported on the on-time performance of the 91 bus. Compared to other PRT lines, the 91 bus is ranked 60 out of 101 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 perfomance details

    PRT 91 bus FAQ

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