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Islip to Port Jefferson buses

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Trip Overview

The average bus between Islip and Port Jefferson takes 2h 20m and the fastest bus takes 1h 58m. There is a bus service every few hours from Islip to Port Jefferson. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

2h 20m
Duration
39 mi
Distance
$5
Average price
Hourly
Frequency

Line 2 bus, bus

best
  1. Take the bus from Islip Town Hall to Patchogue LIRRbus bus 2
  2. Take the bus from Patchogue LIRR to NYS 25A/E Broadwaybus bus 51
2h 24m
$5

Islip to Port Jefferson bus times

Buses run hourly between Islip and Port Jefferson. The earliest departure is at 5:56 AM in the morning, and the last departure from Islip is at 9:52 PM which arrives into Port Jefferson at 6:59 AM. All services require a transfer, and take on average 2h 20m. The schedules shown below are for the next available departures.

Departing Saturday, October 10, 2026

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    Suffolk County TransitSuffolk County Transit2h 2m • 1 change

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    Suffolk County TransitSuffolk County Transit2h 2m • 1 change

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    Suffolk County TransitSuffolk County Transit2h 2m • 1 change

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    Suffolk County TransitSuffolk County Transit2h 2m • 1 change
  • Show more

Departing Sunday, October 11, 2026

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    Suffolk County TransitSuffolk County Transit2h 5m • 1 change

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    Suffolk County TransitSuffolk County Transit2h 5m • 1 change

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    Suffolk County TransitSuffolk County Transit2h 5m • 1 change

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    Suffolk County TransitSuffolk County Transit2h 5m • 1 change
  • Show more

Departing Monday, October 12, 2026

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    Suffolk County TransitSuffolk County Transit1h 58m • 1 change

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    Suffolk County TransitSuffolk County Transit1h 58m • 1 change

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    Suffolk County TransitSuffolk County Transit1h 58m • 1 change

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    Suffolk County TransitSuffolk County Transit1h 58m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Islip to Port Jefferson? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.

Map of how to get from Islip to Port Jefferson.ExpandLaunch map view
  • Distance: 39.2 mi
  • Duration: 2h 20m

What companies run services between Islip, NY, USA and Port Jefferson, NY, USA?

You can take a bus from Islip Town Hall to NYS 25A/E Broadway via Patchogue LIRR in around 2h 24m.

Operators