Trackside
Train 8311 South Station to Kingston
unofficial updated nightly logging since Aug 2026 How this is measured →
On time 60%
Scheduled arrival 5:03 PM
- Usually on time
- On time (within 2 min) 60% of weekdays
- Late 5+ min 21% of weekdays
- Late 10+ min 0% of weekdays
- About 1 day in 10, it's 7+ min late
- On time ≤2 min
- Close to schedule 2–5 min
- Late 5–10 min
- Very late 10+ min
Departs South Station
Departs 4:00 PM
On time 88%
· usually on time
Show all stops
JFK/UMass
Scheduled arrival 4:07 PM
On time 100%
· usually on time
Quincy Center
Scheduled arrival 4:16 PM
On time 76%
· usually on time
Braintree
Scheduled arrival 4:22 PM
On time 69%
· usually on time
South Weymouth
Scheduled arrival 4:29 PM
On time 44%
· usually 3 min late
Abington
Scheduled arrival 4:35 PM
On time 44%
· usually 2 min late
Whitman
Scheduled arrival 4:38 PM
On time 20%
· usually 5 min late
Hanson
Scheduled arrival 4:43 PM
On time 20%
· usually 6 min late
Halifax
Scheduled arrival 4:49 PM
On time 20%
· usually 6 min late
Where delay builds
Typical delay along the route across weekdays.
Recent performance
How late it arrived on each recent day it ran.
See something wrong? Tell us.