How far is Shirley, NY from Islip, NY?
The driving distance from Shirley, NY to Islip, NY is about 20.1 miles (32.3 km), with a travel time of about 00h 29m by car.
- The straight-line flight distance is about 18.6 miles (29.9 km).
- For a round trip, plan for roughly 00h 58m 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 29m.
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.
Village 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 Shirley and Islip.
Turn-by-Turn Driving Directions
Step-by-step road directions between Shirley and Islip.
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1
Start on William Floyd Parkway
1449 ft · 30 sec · William Floyd Parkway
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2
Take the exit right toward NY 27 West: New York
1069 ft · 26 sec
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3
Merge slight left onto Sunrise Highway
17.8 mi · 24 min · Sunrise Highway
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4
Take the exit slight right toward NY 111: Islip, Smithtown
593 ft · 15 sec
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5
Turn straight onto Sunrise Highway
3070 ft · 58 sec · Sunrise Highway
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6
Turn slight right onto NY 111 South: Islip
713 ft · 35 sec
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7
Turn straight onto Islip Avenue
1.4 km · 2 min · Islip Avenue
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8
At the end of the road, turn right onto Main Street
865 ft · 15 sec · Main Street
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9
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Shirley 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
Merge slight left onto Sunrise Highway
17.8 mi · 00h 24m
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 Shirley to Islip?
The road trip is about 20.1 miles (32.3 km) and usually takes 00h 29m 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?
Patchogue is a useful midpoint, sitting about 10 miles from Shirley and 10.1 miles from Islip.
How much longer is the road route than the straight-line distance?
The direct path is about 18.6 miles (29.9 km), while the road route adds roughly 1.5 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 7:32 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.85 one way or $5.69 round trip. Estimated CO2 is about 6.3 kg one way.
Stop Ideas Near Patchogue
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 Patchogue.
Bridgeport
Stamford Transportation Center
Union Station
New Rochelle station
Flight Path Map
This map shows the direct air route between Shirley and Islip. Straight-line distance: 18.61 mi (29.95 km).
#1 Shirley
Census-designated place in New York, USA
| Population | 27,854 |
| Coordinates | 40.8014900, -72.8676000 |
| Altitude | 16 |
| 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: Islip (-73.21039, 40.72982)
Estimated Travel Time
Distance: 32 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 40m |
| 40 mph (64.37 km/h) | 00h 30m |
| 50 mph (80.47 km/h) | 00h 24m |
| 60 mph (96.56 km/h) | 00h 20m |
| 70 mph (112.65 km/h) | 00h 17m |
| 80 mph (129 km/h) | 00h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $2.85 | $5.69 |
| Mid-grade | $4.48 | $3.18 | $6.36 |
| Premium | $4.86 | $3.45 | $6.90 |
| Diesel | $4.69 | $3.33 | $6.67 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.