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PittsburghPRT

PRT 91 bus

Butler Street

71 % on time

PRT 91 bus Stop List and Next Departures

The PRT 91 - Butler Street bus serves 71 bus stops in the Pittsburgh area departing from Ambulatory Care Center Dr / Bldg #51 and ending at 7th St / Penn Ave. 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.

See more departures
Stops
Mon, Oct 27, 2025
  • Ambulatory Care Center Dr / Bldg #514:15 AM
  • Patriot Way / Delafield4:16 AM
  • Delafield Rd / Fox Chapel Rd4:18 AM
  • Fox Chapel Rd / #325 (Ohara Municipal Building)4:19 AM
  • Fox Chapel Rd / N Margery Dr4:19 AM
  • Fox Chapel Rd / S Margery Dr4:20 AM
  • Freeport / #10504:21 AM
  • Freeport Rd / Dollar Bank (Waterworks)4:21 AM
  • Freeport Rd / Main Entrance (Waterworks)4:21 AM
  • Waterworks Mall / #8774:22 AM
  • Waterworks Mall / Marshalls4:22 AM
  • Waterworks Mall / Giant Eagle4:23 AM
  • Freeport Rd / Delafield Ave4:24 AM
  • Freeport Rd / Virginia Ave FS4:24 AM
  • Freeport Rd / Brilliant Ave4:24 AM
  • Freeport Rd / Eastern Ave4:24 AM
  • Freeport Rd / Center Ave (Aspinwall)4:25 AM
  • Freeport Rd / Western Ave4:25 AM
  • Freeport Rd / Original Matress Factory4:25 AM
  • Main St / 23rd4:26 AM
  • Main St / 21st St4:26 AM
  • Main St / 19th St4:27 AM
  • Main St / #18344:27 AM
  • Main St / 18th St4:27 AM
  • Main St / #17044:27 AM
  • Main St / 16th St4:28 AM
  • Main St / 15th St4:28 AM
  • Main St / 14th St4:28 AM
  • Main St / 13th St4:28 AM
  • Main St / #11024:29 AM
  • Main St / Canal St4:29 AM
  • Main St / 9th St4:29 AM
  • Main St / 8th St4:29 AM
  • Main St / 6th St4:30 AM
  • Main St / Garnier St4:30 AM
  • Main St / Powers St4:30 AM
  • Main St / 62nd St Bridge4:30 AM
  • Butler St / 62nd St Bridge FS4:32 AM
  • Butler St / #60024:33 AM
  • Butler St / 57th4:33 AM
  • Butler St / 56th4:33 AM
  • Butler St / 55th St4:34 AM
  • Butler St / 54th St4:34 AM
  • Butler St / McCandless Ave4:35 AM
  • Butler St / 52nd St4:35 AM
  • Butler St / 51st (Stanton)4:36 AM
  • Butler St / 49th4:36 AM
  • Butler St / 48th4:37 AM
  • Butler St / 47th4:37 AM
  • Butler St / 46th4:38 AM
  • Butler St / 44th4:38 AM
  • Butler St / 43rd4:38 AM
  • Butler St / 41st4:38 AM
  • Butler St / 39th4:39 AM
  • Butler St / 38th St4:39 AM
  • Butler St / 37th St4:40 AM
  • Butler St / 36th St4:40 AM
  • Butler St / 35th St4:40 AM
  • Butler St / Penn Ave4:41 AM
  • Penn Ave / 32nd4:42 AM
  • Penn Ave / 31st St4:42 AM
  • Penn Ave / 30th St4:43 AM
  • Penn Ave / 28th4:43 AM
  • 26th St / Penn Ave FS (Spring Way)4:45 AM
  • Liberty Ave / 25th St4:45 AM
  • Liberty Ave / 21st St4:46 AM
  • Liberty Ave / 17th St4:47 AM
  • Liberty Ave / 14th St4:48 AM
  • Liberty Ave / 12th St4:49 AM
  • Penn Ave / 11th St4:49 AM
  • 7th St / Penn Ave4:52 AM
  • 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 Ambulatory Care Center Dr / Bldg #51 at 4:15 AM, and arrives at 7th St / Penn Ave at 4:52 AM. 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

    71 % on time

    71% of riders report that the PRT 91 bus arrived on time on their previous trip. In the past 30 days, 156 riders reported on the on-time performance of the 91 bus. Compared to other PRT lines, the 91 bus is ranked 37 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

    Other PRT bus schedules, routes and maps

    Other transit modes in Pittsburgh area

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