Lirr-schedule-ronkonkoma -

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.

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 lirr-schedule-ronkonkoma

A direct trip from Ronkonkoma to Penn Station averages approximately 1 hour and 20 minutes , while the trip to Jamaica takes about 1 hour . Peak Hour Patterns Service is split between New York Penn Station

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. Expand map Major Terminals & Hubs Branch Extensions