How far is Hewlett Harbor, NY from Islip, NY?
The driving distance from Hewlett Harbor, NY to Islip, NY is about 30.1 miles (48.5 km), with a travel time of about 00h 46m by car.
- The straight-line flight distance is about 25.5 miles (41.1 km).
- For a round trip, plan for roughly 01h 32m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 46m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Hewlett Harbor and Islip.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hewlett Harbor and Islip.
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1
Start on Everit Place
14 m · 2 sec · Everit Place
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2
Continue on Everit Avenue
116 m · 12 sec · Everit Avenue
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3
Continue on Everit Avenue
144 m · 14 sec · Everit Avenue
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4
Turn right onto Auerbach Avenue
967 ft · 28 sec · Auerbach Avenue
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5
Turn slight left
33 m · 5 sec
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6
Turn straight onto Union Avenue
1.1 mi · 2 min · Union Avenue
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7
Continue on Union Avenue
20 m · 6 sec · Union Avenue
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8
Turn left onto Atlantic Avenue
90 m · 9 sec · Atlantic Avenue
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9
Turn right onto Sunrise Highway
22.6 mi · 30 min · Sunrise Highway
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10
Take the exit slight right toward CR 13: Fifth Avenue, Bay Shore, Brentwood
738 ft · 18 sec
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11
Turn straight onto Sunrise Highway
2138 ft · 42 sec · Sunrise Highway
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12
Turn right onto 3rd Avenue
1398 ft · 38 sec · 3rd Avenue
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13
At the end of the road, turn straight onto Roosevelt Street
58 m · 6 sec · Roosevelt Street
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14
Continue on 3rd Avenue
1 km · 1 min · 3rd Avenue
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15
At the end of the road, turn left onto East Main Street
1.1 mi · 2 min · East Main Street
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16
Continue on Montauk Highway
1014 ft · 17 sec · Montauk Highway
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17
Continue on Main Street
1.2 km · 1 min · Main Street
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18
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Hewlett Harbor 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.
Sunrise Highway
Turn right onto Sunrise Highway
22.6 mi · 00h 30m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Rain Showers Likely leaving Hewlett Harbor 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 Hewlett Harbor to Islip?
The road trip is about 30.1 miles (48.5 km) and usually takes 00h 46m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
East Massapequa is a useful midpoint, sitting about 13.8 miles from Hewlett Harbor and 16.3 miles from Islip.
How much longer is the road route than the straight-line distance?
The direct path is about 25.5 miles (41.1 km), while the road route adds roughly 4.6 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.25 one way or $8.50 round trip. Estimated CO2 is about 9.4 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Hewlett Harbor and Rain Showers Likely near Islip.
Stop Ideas Near East Massapequa
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 East Massapequa.
New Rochelle station
Stamford Transportation Center
Pennsylvania Station
Yonkers station
Flight Path Map
This map shows the direct air route between Hewlett Harbor and Islip. Straight-line distance: 25.52 mi (41.07 km).
#1 Hewlett Harbor
City in Nassau County, New York, United States of America
| Population | 1,267 |
| Coordinates | 40.6362100, -73.6815200 |
| Altitude | 3 |
| 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: 49 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 00m |
| 40 mph (64.37 km/h) | 00h 45m |
| 50 mph (80.47 km/h) | 00h 36m |
| 60 mph (96.56 km/h) | 00h 30m |
| 70 mph (112.65 km/h) | 00h 25m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $4.25 | $8.50 |
| Mid-grade | $4.48 | $4.75 | $9.50 |
| Premium | $4.86 | $5.15 | $10.31 |
| Diesel | $4.69 | $4.98 | $9.95 |
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.