How far is Fair Harbor, NY from Islip, NY?
The driving distance from Fair Harbor, NY to Islip, NY is about 16.5 miles (26.5 km), with a travel time of about 00h 35m by car.
- The straight-line flight distance is about 6.4 miles (10.3 km).
- For a round trip, plan for roughly 01h 10m 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 35m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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 in Suffolk County, New York
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Fair Harbor and Islip.
Turn-by-Turn Driving Directions
Step-by-step road directions between Fair Harbor and Islip.
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1
Start on Central Walk
1201 ft · 53 sec · Central Walk
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2
Continue on Lighthouse Road
1 km · 3 min · Lighthouse Road
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3
Continue on Cedar Court
1.4 km · 3 min · Cedar Court
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4
Continue straight
2869 ft · 2 min
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5
Continue on Robert Moses State Parkway
2 mi · 4 min · Robert Moses State Parkway
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6
Enter the roundabout and take exit 1 toward Robert Moses Causeway
15 m · 1 sec · Robert Moses Causeway
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7
Exit the roundabout onto Robert Moses Causeway
5.1 mi · 9 min · Robert Moses Causeway
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8
Take the exit slight right toward NY 27A East: Bay Shore
1254 ft · 1 min
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9
Turn right onto Montauk Highway
2.2 mi · 3 min · Montauk Highway
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10
Continue on Main Street
1.8 mi · 3 min · Main Street
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11
Continue on Montauk Highway
1014 ft · 17 sec · Montauk Highway
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12
Continue on Main Street
1.2 km · 1 min · 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 Fair 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.
Robert Moses Causeway
Exit the roundabout onto Robert Moses Causeway
5.06 mi · 00h 09m
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.
Forecast cards are syncing for this route.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Fair Harbor to Islip?
The road trip is about 16.5 miles (26.5 km) and usually takes 00h 35m 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?
West Bay Shore is a useful midpoint, sitting about 7.3 miles from Fair Harbor and 9.2 miles from Islip.
How much longer is the road route than the straight-line distance?
The direct path is about 6.4 miles (10.3 km), while the road route adds roughly 10.1 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 7:20 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.33 one way or $4.65 round trip. Estimated CO2 is about 5.2 kg one way.
Stop Ideas Near West Bay Shore
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 West Bay Shore.
Stamford Transportation Center
New Rochelle station
Bridgeport
Yonkers station
Flight Path Map
This map shows the direct air route between Fair Harbor and Islip. Straight-line distance: 6.41 mi (10.31 km).
#1 Fair Harbor
Fair Harbor is a place in New York, United States.
| Population | 0 |
| Coordinates | 40.6392700, -73.1842800 |
| Altitude | 1 |
| 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: 26 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 32m |
| 40 mph (64.37 km/h) | 00h 24m |
| 50 mph (80.47 km/h) | 00h 19m |
| 60 mph (96.56 km/h) | 00h 16m |
| 70 mph (112.65 km/h) | 00h 14m |
| 80 mph (129 km/h) | 00h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $2.33 | $4.65 |
| Mid-grade | $4.48 | $2.60 | $5.20 |
| Premium | $4.86 | $2.82 | $5.64 |
| Diesel | $4.69 | $2.72 | $5.45 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.