LIRR 7734 Grand Central – Ronkonkoma

View line LIRR

Grand Central 07:58 → Ronkonkoma 09:20 Mon, Tue, Wed, Thu, Fri 1 h 22 min · 13 stops MTA LIRR

Running now · updated 09:22

Between Central Islip and Ronkonkoma −3 min

Estimated arrival at Ronkonkoma 09:20

  1. Grand Central07:58
  2. Jamaica08:19
  3. Mineola08:34
  4. Bethpage08:48
  5. Wyandanch08:58
  6. Central Islip09:12
  7. Ronkonkoma09:20

Today it is running no worse than usual: typical arrival delay is 0 min; 89% of the last 9 runs arrived on time.

Open live map ↗ Full trip card
Open live card ↗
On-time · 30 days
89%
8/9 runs under 3 min
RT coverage: 9 full · 0 partial · 0 no data
On-time · 90 days
89%
8/9 runs under 3 min
RT coverage: 9 full · 0 partial · 0 no data
Typical delay
0min
Median at arrival, 90 days
30 days: 0 min
P90
+4min
9 in 10 runs arrive with less than this
30 days: +4 min

Last 30 days

Arrival delay at Ronkonkoma, in minutes. One bar per run.

  • On time (<3 min)
  • 3–10 min
  • 10–30 min
  • 30+ min
  • Partial coverage
  • No data

Worst days

  • Thu 8 Oct Max en route +16 min · last fix heading to Ronkonkoma +12 min

Distribution · 90 days

9 runs with a known final delay. On time = under 3 min, the same cut the map uses.

  • Early 11% · 1
  • On time 78% · 7
  • 3–10 min 0% · 0
  • 10–30 min 11% · 1
  • 30+ min 0% · 0

On-time by weekday

  • 100% M n=1
  • 100% T n=2
  • 100% W n=1
  • 0% T n=1
  • 100% F n=1
  • 100% S n=2
  • 100% S n=1

Stops and timetable

Timetable of the latest run from the operator’s GTFS (13 stops).

StopSched.Today
Grand Central
07:58Passed
Woodside
08:10Passed
Jamaica
08:19 / 08:20Passed
Hillside Facility
08:24Passed
Mineola
08:34Passed
Hicksville
08:42Passed
Bethpage
08:48Passed
Farmingdale
08:52Passed
Wyandanch
08:58Passed
Deer Park
09:03Passed
Brentwood
09:08Passed
Central Islip
09:12Passed
Ronkonkoma
09:20Next

Each run is closed into train_runs (country, train number, service day) from the live positions. Final delay = last delay seen. Partial coverage: the feed stopped before the final stop (last value used, hatched in the chart). No data: a run without any valid delay; counts as neither on time nor late. Data collected since 10 July 2026.

Recent runs

DateLast stopFinalMax
Tue 13 OctRonkonkoma 09:19−3 min+3 min
Sat 10 OctRonkonkoma 00:50+2 min+6 min
Fri 9 OctRonkonkoma 01:100 min+9 min
Thu 8 OctRonkonkoma 00:02+12 min+16 min
Wed 7 OctHempstead 00:160 min+3 min
Tue 6 OctHempstead 20:080 min+3 min
Mon 5 OctJamaica 23:57−1 min+1 min
Sun 4 Oct84 22:510 min+5 min
Sat 3 Oct102 00:30+1 min+1 min