Lirr-schedule-ronkonkoma -

Frequent track work (such as switch and signal upgrades) often reduces service to every two hours , with some trains terminating early at Deer Park and requiring bus bridges to Ronkonkoma.

Most peak trains stop at major hubs including Brentwood , Deer Park , Farmingdale , Hicksville , Mineola , and Jamaica . Service East of Ronkonkoma (Greenport) Service beyond Ronkonkoma to Greenport is more limited: Weekdays: Typically four roundtrips. Weekends: Generally two roundtrips.

Trains typically run every 30 minutes between Ronkonkoma and Manhattan. lirr-schedule-ronkonkoma

Weekday peak periods (generally 6:00 AM – 10:00 AM westbound and 4:00 PM – 8:00 PM eastbound) feature significantly increased frequency: There are 19 westbound trains. Afternoon Peak: There are 21 eastbound trains.

Service is split between New York Penn Station and Grand Central Madison . During off-peak hours, trains usually alternate between these two terminals, providing hourly direct service to each; passengers can transfer at Jamaica Station for the other terminal. Frequent track work (such as switch and signal

For the most accurate real-time data, commuters should use the MTA TrainTime app or the official LIRR Trip Planner . Expand map Major Terminals & Hubs Branch Extensions & Stops Ronkonkoma Branch - MTA

Some scheduled "Greenport Service" is operated via bus from Ronkonkoma station. Recent & Upcoming Disruptions Weekends: Generally two roundtrips

Significant winter storms have historically led to total service suspensions or heavily modified "special schedules".