How far is Islip, NY from Cornwall, NY?
The driving distance from Islip, NY to Cornwall, NY is about 97.9 miles (157.6 km), with a travel time of about 02h 15m by car.
- The straight-line flight distance is about 64.8 miles (104.3 km).
- For a round trip, plan for roughly 04h 31m 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 02h 15m.
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.
City in New York County, New York, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Rain Showers
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Islip and Cornwall.
Turn-by-Turn Driving Directions
Step-by-step road directions between Islip and Cornwall.
-
1
Start on Main Street
1.2 km · 1 min · Main Street
-
2
Continue on Montauk Highway
1014 ft · 19 sec · Montauk Highway
-
3
Continue on Main Street
1.1 mi · 2 min · Main Street
-
4
Turn right onto 3rd Avenue
2920 ft · 1 min · 3rd Avenue
-
5
Continue on Rossevelt Street
1821 ft · 37 sec · Rossevelt Street
-
6
Continue on Howells Road
1.1 km · 2 min · Howells Road
-
7
Turn straight onto Sunrise Highway
50 m · 3 sec · Sunrise Highway
-
8
Keep slight right to continue on Howells Road
1588 ft · 36 sec · Howells Road
-
9
Continue on Bay Shore Road
3165 ft · 1 min · Bay Shore Road
-
10
Take the ramp slight right toward SO West: New York
736 ft · 19 sec
-
11
Continue straight
111 m · 9 sec
-
12
Merge slight left onto Southern State Parkway
24.7 mi · 32 min · Southern State Parkway
-
13
Take the exit slight right toward Cross Island Parkway North, Whitestone Bridge
1780 ft · 43 sec
-
14
Merge slight left onto Cross Island Parkway
1.3 mi · 2 min · Cross Island Parkway
-
15
Take the exit slight right toward NY 24: UBS Arena-Belmont Park
97 m · 9 sec
-
16
Keep slight left to continue on NY 24 West: Hempstead Avenue
133 m · 12 sec
-
17
Keep slight right to continue on Cross Island Parkway North, Hempstead Avenue West
532 ft · 15 sec
-
18
Keep slight right to continue on Hempstead Avenue West
81 m · 8 sec
-
19
Continue on Grandstand, Hempstead Avenue West
549 ft · 14 sec
-
20
Keep slight left to continue on Hempstead Avenue
31 m · 5 sec
-
21
Turn right onto Hempstead Avenue
1.6 km · 2 min · Hempstead Avenue
-
22
Turn left onto Jamaica Avenue
553 ft · 17 sec · Jamaica Avenue
-
23
Turn right onto 212th Street
1.2 km · 1 min · 212th Street
-
24
Continue on Clearview Expressway
5 mi · 5 min · Clearview Expressway
-
25
Continue on Throgs Neck Bridge
2 mi · 3 min · Throgs Neck Bridge
-
26
Continue on Throgs Neck Expressway
1.1 km · 1 min · Throgs Neck Expressway
-
27
Keep slight left to continue on Cross Bronx Expressway
6.6 mi · 9 min · Cross Bronx Expressway
-
28
Keep slight left to continue on Trans-Manhattan Expressway
1.1 km · 1 min · Trans-Manhattan Expressway
-
29
Continue on George Washington Bridge (upper level)
3167 ft · 60 sec · George Washington Bridge (upper level)
-
30
Continue straight
2659 ft · 48 sec
-
31
Keep slight right to continue on Palisades Interstate Parkway
37.4 mi · 48 min · Palisades Interstate Parkway
-
32
Enter the roundabout and take exit 3 toward the route
528 ft · 8 sec
-
33
Exit the rotary
9 mi · 13 min
-
34
Turn right onto Mountain Road
1.6 mi · 4 min · Mountain Road
-
35
At the end of the road, turn left onto Hudson Street
2251 ft · 1 min · Hudson Street
-
36
Turn uturn onto Hudson Street
36 m · 2 sec · Hudson Street
-
37
Arrive at your destination
0 m · 1 sec · Hudson Street
Car Route Details
A richer read on the saved driving route between Islip and Cornwall.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Palisades Interstate Parkway
Keep slight right to continue on Palisades Interstate Parkway
37.4 mi · 00h 48m
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.
Mostly Sunny then Slight Chance Rain Showers leaving Islip and Partly Cloudy near Cornwall.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Islip to Cornwall?
The road trip is about 97.9 miles (157.6 km) and usually takes 02h 15m 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?
Inwood is a useful midpoint, sitting about 48.9 miles from Islip and 49 miles from Cornwall.
How much longer is the road route than the straight-line distance?
The direct path is about 64.8 miles (104.3 km), while the road route adds roughly 33.1 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.87 one way or $27.74 round trip. Estimated CO2 is about 30.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Rain Showers around Islip and Partly Cloudy near Cornwall.
Stop Ideas Near Inwood
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Parking Lot
#Artlook New York City Hall Wedding Photographer
City Hall Personnel Office
Diamond City Hall Photography
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Inwood.
Yonkers station
New Rochelle station
Pennsylvania Station
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Islip and Cornwall. Straight-line distance: 64.8 mi (104.29 km).
#1 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 |
#2 Cornwall
Village in United States of America
| Population | 12,361 |
| Coordinates | 41.4448200, -74.0157000 |
| Altitude | 51 |
| Country | United States |
End: Cornwall (-74.0157, 41.44482)
Estimated Travel Time
Distance: 158 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 15m |
| 40 mph (64.37 km/h) | 02h 26m |
| 50 mph (80.47 km/h) | 01h 57m |
| 60 mph (96.56 km/h) | 01h 37m |
| 70 mph (112.65 km/h) | 01h 23m |
| 80 mph (129 km/h) | 01h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $13.87 | $27.74 |
| Mid-grade | $4.48 | $15.50 | $31.01 |
| Premium | $4.86 | $16.82 | $33.64 |
| Diesel | $4.69 | $16.24 | $32.48 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.