How far is Williston Park, NY from Central Islip, NY?
The driving distance from Williston Park, NY to Central Islip, NY is about 25.8 miles (41.6 km), with a travel time of about 00h 38m by car.
- The straight-line flight distance is about 23.3 miles (37.5 km).
- For a round trip, plan for roughly 01h 16m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 38m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Hamlet on Long Island, New York, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Williston Park and Central Islip.
Turn-by-Turn Driving Directions
Step-by-step road directions between Williston Park and Central Islip.
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1
Start on Hillside Avenue
28 m · 8 sec · Hillside Avenue
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2
Turn left onto Willis Avenue
2846 ft · 1 min · Willis Avenue
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3
Turn left onto Jericho Turnpike
1.2 mi · 2 min · Jericho Turnpike
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4
Turn right onto Glen Cove Road
942 ft · 31 sec · Glen Cove Road
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5
Take the ramp left toward N East: Hauppauge
1155 ft · 28 sec
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6
Merge slight left onto Northern State Parkway
8 mi · 11 min · Northern State Parkway
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7
Take the exit slight right toward I 495 East: Riverhead
1885 ft · 39 sec
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8
Keep slight left to continue on I 495 East: Riverhead
729 ft · 18 sec
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9
Merge slight left onto Long Island Expressway
13 mi · 17 min · Long Island Expressway
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10
Take the exit slight right toward NY 111: Smithtown, Islip
669 ft · 14 sec
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11
Turn straight onto Express Drive South
1153 ft · 23 sec · Express Drive South
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12
Continue on Express Drive South
2136 ft · 47 sec · Express Drive South
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13
Turn right onto Wheeler Road
48 m · 3 sec · Wheeler Road
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14
Keep slight left to continue on Wheeler Road
1.4 mi · 3 min · Wheeler Road
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15
Turn left onto East Suffolk Avenue
37 m · 6 sec · East Suffolk Avenue
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16
Arrive at your destination
0 m · 1 sec · East Suffolk Avenue
Car Route Details
A richer read on the saved driving route between Williston Park and Central Islip.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Long Island Expressway
Merge slight left onto Long Island Expressway
13 mi · 00h 17m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Williston Park and Sunny near Central Islip.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Williston Park to Central Islip?
The road trip is about 25.8 miles (41.6 km) and usually takes 00h 38m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Melville is a useful midpoint, sitting about 12.9 miles from Williston Park and 13 miles from Central Islip.
How much longer is the road route than the straight-line distance?
The direct path is about 23.3 miles (37.5 km), while the road route adds roughly 2.5 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:14 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.05 one way or $8.10 round trip. Estimated CO2 is about 8.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Williston Park and Sunny near Central Islip.
Stop Ideas Near Melville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Town of Babylon History Museum at Old Town Hall
Babylon Town Hall Annex
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Melville.
Stamford Transportation Center
New Rochelle station
Yonkers station
Bridgeport
Flight Path Map
This map shows the direct air route between Williston Park and Central Islip. Straight-line distance: 23.3 mi (37.5 km).
#1 Williston Park
City in Nassau County, New York, United States of America
| Population | 7,208 |
| Coordinates | 40.7564900, -73.6448500 |
| Altitude | 37 |
| Country | United States |
#2 Central Islip
Census-designated place in Suffolk County, New York
| Population | 34,450 |
| Coordinates | 40.7906500, -73.2017800 |
| Altitude | 27 |
| Country | United States |
End: Central Islip (-73.20178, 40.79065)
Estimated Travel Time
Distance: 42 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 51m |
| 40 mph (64.37 km/h) | 00h 38m |
| 50 mph (80.47 km/h) | 00h 31m |
| 60 mph (96.56 km/h) | 00h 25m |
| 70 mph (112.65 km/h) | 00h 22m |
| 80 mph (129 km/h) | 00h 19m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.45 | $4.05 | $8.10 |
| Mid-grade | $4.98 | $4.53 | $9.07 |
| Premium | $5.38 | $4.90 | $9.80 |
| Diesel | $6.51 | $5.92 | $11.85 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in New York · Oct 15, 2026