How far is Roslyn Estates, NY from Islip, NY?
The driving distance from Roslyn Estates, NY to Islip, NY is about 31 miles (49.9 km), with a travel time of about 00h 38m by car.
- The straight-line flight distance is about 24 miles (38.6 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.
Showers And Thunderstorms
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Roslyn Estates and Islip.
Turn-by-Turn Driving Directions
Step-by-step road directions between Roslyn Estates and Islip.
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1
Start on The Maples
736 ft · 27 sec · The Maples
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2
Continue on The Maples
814 ft · 30 sec · The Maples
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3
At the end of the road, turn right onto Mineola Avenue
1.2 km · 2 min · Mineola Avenue
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4
Turn left onto Powerhouse Road
107 m · 5 sec · Powerhouse Road
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5
Take the ramp straight toward I 495 East: Riverhead
719 ft · 18 sec
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6
Merge slight left onto Long Island Expressway
22.2 mi · 30 min · Long Island Expressway
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7
Take the exit slight right toward CR 67: Motor Parkway, Central Islip
1119 ft · 32 sec
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8
Turn straight onto Express Drive South
1230 ft · 27 sec · Express Drive South
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9
Turn right onto Motor Parkway
1.5 km · 2 min · Motor Parkway
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10
Turn right onto Joshuas Path
1.1 mi · 2 min · Joshuas Path
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11
Continue on Islip Avenue
4 mi · 7 min · Islip Avenue
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12
At the end of the road, turn right onto Main Street
865 ft · 15 sec · Main Street
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13
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Roslyn Estates and 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
22.2 mi · 00h 30m
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.
Showers And Thunderstorms leaving Roslyn Estates and Rain Showers Likely near Islip.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Roslyn Estates to Islip?
The road trip is about 31 miles (49.9 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 15 miles from Roslyn Estates and 16 miles from Islip.
How much longer is the road route than the straight-line distance?
The direct path is about 24 miles (38.6 km), while the road route adds roughly 7 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 $4.37 one way or $8.74 round trip. Estimated CO2 is about 9.7 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Roslyn Estates and Rain Showers Likely near 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 Roslyn Estates and Islip. Straight-line distance: 23.97 mi (38.57 km).
#1 Roslyn Estates
City in Nassau County, New York, United States of America
| Population | 1,208 |
| Coordinates | 40.7942700, -73.6604100 |
| Altitude | 70 |
| Country | United States |
#2 Islip
This Long Island community is situated on the south shore of Suffolk County, New York, at an elevation of 13 feet.
| Population | 322,328 |
| Coordinates | 40.7298200, -73.2103900 |
| Altitude | 4 |
| Country | United States |
End: Main Street (-73.210382, 40.729789)
Estimated Travel Time
Distance: 50 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 01m |
| 40 mph (64.37 km/h) | 00h 46m |
| 50 mph (80.47 km/h) | 00h 37m |
| 60 mph (96.56 km/h) | 00h 31m |
| 70 mph (112.65 km/h) | 00h 26m |
| 80 mph (129 km/h) | 00h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $4.37 | $8.74 |
| Mid-grade | $4.48 | $4.88 | $9.77 |
| Premium | $4.86 | $5.30 | $10.60 |
| Diesel | $4.69 | $5.12 | $10.23 |
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 · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.