Quarterly Schedule Adjustments

Port Authority adjusts schedules four times a year. These changes are effective Sunday, June 26, 2022. Please look closely at the changes below, as service has been reduced on some routes based on current ridership and to improve reliability.

Click on the route name to view the PDF schedule.

1-Freeport Road - Some weekday trip times have changed. Weekend service frequency has been reduced to 50 minutes from 45 minutes throughout the day.

2-Mount Royal - Weekday service frequency has been reduced to 35 minutes from 30 minutes during peak hours, and to 70 minutes from 30-70 minutes in the early morning and late evening. Weekend frequency has been reduced to 80 minutes from 60 minutes throughout the day. 

4-Troy Hill - Weekday service frequency has been increased to 45 minutes from 60 minutes in the middle of the day. Saturday service frequency has been reduced to 70 minutes from 60 minutes throughout the day. 

6-Spring Hill - Some weekday trip times have changed during morning peak hours. Weekday service frequency has been increased to 40 minutes from 50 minutes during off-peak hours. Weekend service frequency has increased to 50 minutes from 70 minutes throughout the day. 

7-Spring Garden - Service frequency has been reduced to 70 minutes from 65 minutes during peak hours. 

8-Perrysville - Saturday service frequency has been reduced to 35 minutes from 30 minutes throughout the day. Some trip times have changed on Sunday. 

12-McKnight - Sunday service frequency has been reduced to 35 minutes from 30 minutes in the middle of the day and afternoon peak hours, and reduced to 50 minutes from 40 minutes in the late evening. 

13-Bellevue - Some weekday trip times have changed. 

14-Ohio Valley - Some weekday trip times have changed. Saturday service frequency has been increased to 53 minutes from 60 minutes throughout the day. 

15-Charles - Weekday service frequency has been reduced to 30 minutes from 25 minutes in the early morning and peak hours, and increased to 45 minutes from 45-60 minutes during off-peak hours. On Saturday, a trip has been added in the late evening. Sunday service frequency has been increased to 40 minutes from 45 minutes throughout the day. 

16-Brighton - Some weekday and Saturday trip times have changed. 

17-Shadeland - Saturday service frequency has been reduced to 60 minutes from 50 minutes throughout the day. 

20-Kennedy - Weekday service frequency has been reduced to 40 minutes from 30-35 minutes during peak hours, and to 60 minutes from between 35-50 minutes during off-peak hours. On Saturday, trip times have changed throughout the day, and service will operate every 50 minutes. Sunday service frequency has been increased to 50 minutes from 60 minutes throughout the day.

22-McCoy - Weekday service frequency has been increased to 40 minutes from 53 minutes throughout the day. Saturday service frequency has been increased to 40 minutes from 60 minutes throughout the day. 

24-West Park - Saturday service frequency has been reduced to 60 minutes from 45 minutes throughout the day.

28X-Airport Flyer - Weekday service frequency after 4 p.m. has been reduced to 40-50 minutes from 30 minutes. 

29-Robinson - Due to the weight limit of a culvert on Mahoney Road near the intersection of Mahoney Road and Cliff Mine Road, buses will be unable to operate on Mahoney Road and must instead use Cliff Mine Road to travel to and from Steubenville Pike.  

Please note that this routing will be a change from the current detour routing. Pittsburgh Technical College and CCAC West will continue to be served.  

See below for a full list of inbound and outbound discontinued stops:  

Additionally, Saturday service has been increased to 50 minutes from 60 minutes, and Sunday service frequency has been reduced to 70 minutes from 60 minutes throughout the day. 

36-Banksville - Weekday service frequency has been increased to 45 minutes from 60 minutes throughout most of the day; afternoon peak service frequency has been reduced to 45 minutes from 30 minutes. Weekend service frequency has been reduced to 75 minutes from 60 minutes throughout the day. 

38-Green Tree - The 38C variant will be eliminated due to low ridership. All 38C variant trips will instead become additional 38G variant trips. Please see below for a list of discontinued stops served by the 38C variant.  

Riders should instead board any 38-Green Tree service on Greentree Road, or use the Covenant Church Park and Ride (also served by the 38-Green Tree). Access to Red Line light rail service is also available via the Mount Lebanon and Castle Shannon park and rides.    

Additionally, weekday service frequency has been reduced to 35 minutes from 15-30 minutes throughout the day. 

39-Brookline - Weekend service frequency has been reduced to 80 minutes from 60 minutes throughout the day. 

40-Mount Washington - Weekday service frequency has been increased to 40 minutes from 60 minutes throughout the day. 

41-Bower Hill - Weekday service frequency has been reduced to 60 minutes from 40 minutes in the middle of the day. 

44-Knoxville - Weekday service frequency has been reduced to 60 minutes from 30-45 minutes in the middle of the day and the late evening.

52L-Homeville Limited - Service frequency has been reduced to 40 minutes from 20-40 minutes during the morning peak hours, and to 30-60 minutes from 25-40 minutes during afternoon peak hours. 

53-Homestead Park - Weekend service frequency has been reduced to 90 minutes from 60 minutes throughout the day. 

53L-Homestead Park Limited - Weekday service frequency has been reduced to 34 minutes from 30 minutes in the early morning and peak hours; reduced to 70 minutes from 60 minutes in the middle of the day; and increased to 67 minutes from 75 minutes in the late evening. 

55-Glassport - Weekday trip times have changed. Late evening service frequency has been reduced to 60-100 minutes from 60 minutes. Weekend service frequency has been reduced to 70 minutes from 60 minutes throughout the day.  

Additionally, while schedules have been updated to reflect service operating across the Jerome Street Bridge, please note that westbound buses will continue to detour across the 15th Street Bridge until construction on the Jerome Street Bridge is complete (anticipated for mid-summer).  

56-Lincoln Place - Weekday trip times have changed. Weekday service frequency has been reduced to 32-63 minutes from 30-60 minutes during early morning and late evening; and increased to 42 minutes from 45 minutes in the middle of the day.  

Additionally, while schedules have been updated to reflect service operating across the Jerome Street Bridge, please note that westbound buses will continue to detour across the 15th Street Bridge until construction on the Jerome Street Bridge is complete (anticipated for mid-summer). 

57-Hazelwood - Weekday service frequency has been increased to 44 minutes from 45 minutes in the middle of the day; reduced to 48 minutes from 30 minutes in the afternoon peak hours; and increased to 48 minutes from 60 minutes in the late evening. Weekend service frequency has been increased to 45 minutes from 60 minutes throughout the day. 

59-Mon Valley - Weekday service frequency has been reduced to 70 minutes from 40 minutes in the late evening.  

Additionally, while schedules have been updated to reflect service operating across the Jerome Street Bridge, please note that westbound buses will continue to detour across the 15th Street Bridge until construction on the Jerome Street Bridge is complete (anticipated for mid-summer). 

61A-North Braddock -The long-term Fern Hollow Bridge detour will be incorporated into the schedule.  

Below you will find an updated list of inbound and outbound established and discontinued stops. Please note: effective Sunday, June 26, 2022, the 61A will no longer serve the previously established stop at Kelly Ave. at Trenton Ave. Instead, it will serve Trenton Ave. at South Ave. 

Additionally, Sunday service frequency has been reduced to 45 minutes from 30 minutes in the middle of the day, and to 35 minutes from 30 minutes during afternoon peak hours. 

61B-Braddock-Swissvale - The long-term Fern Hollow Bridge detour will be incorporated into the schedule.  

Below you will find a list of inbound and outbound established and discontinued stops. Please note that these stops have not changed from the previous detour.

Sunday service frequency has been reduced to 45 minutes from 30 minutes in the middle of the day, and to 35 minutes from 30 minutes during afternoon peak hours. 

61C-McKeesport-Homestead – Sunday service frequency has been increased to 40 minutes from 45 minutes in the early morning, morning peak and late evenings. 

61D-Murray – Sunday service frequency has been increased to 20 minutes from 30 minutes in the middle of the day, and to 40 minutes from 45 minutes in the late evening. 

69-Trafford - Weekday service frequency has been reduced to 45 minutes from 40 minutes throughout the day. An additional stop has been added at Forbes Hospital. 

71-Edgewood Town Center - Some weekday trip times have changed. 

74-Homewood-Squirrel Hill - Three weekday trips that served the now-closed Shuman Center have been removed. Pittsburgh Job Corps Center will continue to be served.

Saturday service frequency has been reduced to 90 minutes from 40 minutes in the early morning and late evening. Sunday service frequency has been reduced to 90 minutes from 60 minutes. 

75-Ellsworth - Weekday service frequency has been reduced to 25 minutes from 20 minutes during the morning peak hours and in the middle of the day. 

77-Penn Hills - Weekday service frequency has been reduced to 45 minutes from 30 minutes throughout the day. Saturday service frequency has been reduced to 65 minutes from 60 minutes during morning peak hours and in the late evening. Sunday service frequency has been reduced to 65 minutes from 60 minutes throughout the day. 

81-Oak Hill - Some weekday trip times have changed. Sunday service frequency has been increased to 45 minutes from 60 minutes throughout the day. 

83-Bedford Hill - Weekday service frequency has been reduced to 35 minutes from 15-30 minutes during peak hours. Saturday service frequency has been reduced to 40-50 minutes from 35 minutes. Sunday service frequency has been increased to 30-60 minutes from 60 minutes. 

86-Liberty - Weekday service frequency has been reduced to 40 minutes from 35 minutes in the early morning and morning peak hours, and to 45 minutes from 30 minutes in the late evening. Saturday service frequency has been reduced to 30 minutes from 20 minutes in the afternoon peak hours. Sunday service frequency has been increased to 35 minutes from 60 minutes in the early morning, morning peak hours and late evening, and reduced to 35 minutes from 30 minutes in the middle of the day and afternoon peak hours. 

87-Friendship - Weekday service frequency has been reduced to 25 minutes from 20 minutes in the early morning and to 25 minutes from 15 minutes during peak hours. 

88-Penn - Weekday service frequency has been reduced to 45 minutes from 30 minutes in the early morning and late evening. Saturday service frequency has been reduced to 40 minutes from 30 minutes. Sunday service frequency has been reduced to 35 minutes from 30 minutes. 

89-Garfield Commons - Some weekday trip times have changed. 

91-Butler Street - Saturday service frequency has been reduced to 40 minutes from 30-35 minutes in the early morning. Sunday service frequency has been reduced to 60 minutes from 40-50 minutes in the early morning; other trip times have changed throughout the day. 

93-Lawrenceville-Hazelwood - Weekday service frequency has been increased to 20 minutes from 30 minutes during peak hours; and has been reduced to 40 minutes from 30 minutes in the early morning and middle of the day, and to 30-50 minutes from 30 minutes in the late evening. 

G2-West Busway - Weekday service frequency has been reduced to 25 minutes from 20 minutes in the late evening hours. 

G3-Moon Flyer - Some weekday trip times have changed. 

G31-Bridgeville Flyer - Some weekday trip times have changed.

P1-East Busway-All Stops - Weekday service has been reduced to 12 minutes from 8-10 minutes throughout the day, and to 20 minutes from 15 minutes in the late evening. 

P2 - East Busway Short - Some weekday trip times have changed. 

P10-Allegheny Valley Flyer - Weekday peak service has been reduced to 25 minutes from 20 minutes. 

P67-Monroeville Flyer - Some weekday trip times have changed. 

P71-Swissvale Flyer - Weekday service frequency has been reduced to 50 minutes from 30 minutes. 

Y46-Elizabeth Flyer - Weekday service frequency has been reduced to 47 minutes from 45 minutes in the early morning and morning peak hours, and increased to 36 minutes from 45 minutes in the middle of the day and afternoon peak hours. Frequency in late evening has overall been reduced to 44-80 minutes from 45 minutes. 

Y47-Curry Flyer - Weekday service frequency has been increased to 38 minutes from 45 minutes at peak hours and reduced to 57-64 minutes from 45 minutes during off peak hours. Saturday service frequency has been increased to 60 minutes from 70 minutes throughout the day. 

Y49-Prospect Flyer - Weekend service frequency has been increased to 60 minutes from 70 minutes throughout the day. 

Red Line - Weekday service frequency has been reduced to 15 minutes from 10 minutes in the early morning, middle of the day, and peak hours. Weekend service has been reduced to 20 minutes from 15 minutes throughout the day. 

Blue Line - On weekdays, the Blue Line will operate from the early morning to afternoon peak hours. Before and after these times, riders can board Red Line service to or from South Hills Village, or Silver Line service to or from Washington Junction.  

Weekday service frequency has been increased to 15 minutes from 20 minutes during peak hours and 30 minutes during off peak hours. Weekend service frequency has been reduced to 40 minutes from 30 minutes throughout the day. 

Silver Line - Weekday service frequency has been increased to 15 minutes from 20 minutes during peak hours. Weekend service frequency has been reduced to 40 minutes from 30 minutes throughout the day.