How far is Westhampton Beach, NY from Islip, NY?
The driving distance from Westhampton Beach, NY to Islip, NY is about 38.6 miles (62.2 km), with a travel time of about 00h 46m by car.
- The straight-line flight distance is about 31.6 miles (50.8 km).
- For a round trip, plan for roughly 01h 33m 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.
This town in Suffolk County, New York, is the most populous in the state.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Westhampton Beach and Islip.
Turn-by-Turn Driving Directions
Step-by-step road directions between Westhampton Beach and Islip.
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1
Start on Dune Road
1.1 km · 2 min · Dune Road
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2
Turn right onto Beach Lane
1 mi · 2 min · Beach Lane
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3
Exit the roundabout onto Mill Road
2056 ft · 44 sec · Mill Road
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4
Enter the roundabout and take exit 3 toward Mill Road
39 m · 3 sec · Mill Road
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5
Exit the roundabout onto Mill Road
1.5 km · 2 min · Mill Road
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6
Turn left onto West Montauk Highway
4.2 mi · 7 min · West Montauk Highway
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7
Turn slight right
56 m · 7 sec
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8
Turn straight onto Eastport Manor Road
1.4 km · 2 min · Eastport Manor Road
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9
Take the ramp left toward NY 27 west: New York
1.3 km · 2 min
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10
Merge slight left onto Sunrise Highway
24.2 mi · 33 min · Sunrise Highway
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11
Take the exit slight right toward NY 111: Islip, Smithtown
593 ft · 15 sec
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12
Turn straight onto Sunrise Highway
3070 ft · 58 sec · Sunrise Highway
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13
Turn slight right onto NY 111 South: Islip
713 ft · 35 sec
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14
Turn straight onto Islip Avenue
1.4 km · 2 min · Islip Avenue
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15
At the end of the road, turn right onto Main Street
865 ft · 15 sec · Main Street
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16
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Westhampton Beach and Islip.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Sunrise Highway
Merge slight left onto Sunrise Highway
24.2 mi · 00h 33m
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.
Chance Rain Showers leaving Westhampton Beach 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 Westhampton Beach to Islip?
The road trip is about 38.6 miles (62.2 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?
Brookhaven is a useful midpoint, sitting about 17.5 miles from Westhampton Beach and 21.2 miles from Islip.
How much longer is the road route than the straight-line distance?
The direct path is about 31.6 miles (50.8 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:56 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.45 one way or $10.90 round trip. Estimated CO2 is about 12.1 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Westhampton Beach and Rain Showers Likely near Islip.
Stop Ideas Near Brookhaven
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Brookhaven.
Bridgeport
Union Station
Stamford Transportation Center
Old Saybrook station
Flight Path Map
This map shows the direct air route between Westhampton Beach and Islip. Straight-line distance: 31.59 mi (50.84 km).
#1 Westhampton Beach
Incorporated village on the southeast coast of Long Island; Southampton, Suffolk County, New York, United States
| Population | 1,808 |
| Coordinates | 40.8031600, -72.6145400 |
| Altitude | 2 |
| 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: 62 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 17m |
| 40 mph (64.37 km/h) | 00h 57m |
| 50 mph (80.47 km/h) | 00h 46m |
| 60 mph (96.56 km/h) | 00h 38m |
| 70 mph (112.65 km/h) | 00h 33m |
| 80 mph (129 km/h) | 00h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $5.45 | $10.90 |
| Mid-grade | $4.48 | $6.09 | $12.19 |
| Premium | $4.86 | $6.61 | $13.22 |
| Diesel | $4.69 | $6.38 | $12.77 |
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.