How far is Southampton, NY from Islip, NY?
The driving distance from Southampton, NY to Islip, NY is about 46.8 miles (75.3 km), with a travel time of about 00h 55m by car.
- The straight-line flight distance is about 44.2 miles (71.2 km).
- For a round trip, plan for roughly 01h 50m 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 55m.
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 in Suffolk County, New York
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Southampton and Islip.
Turn-by-Turn Driving Directions
Step-by-step road directions between Southampton and Islip.
-
1
Start on Main Street
1789 ft · 1 min · Main Street
-
2
Continue on North Sea Road
1.1 km · 2 min · North Sea Road
-
3
Turn left onto County Road 39
4 mi · 9 min · County Road 39
-
4
Continue on Sunrise Highway
39.9 mi · 53 min · Sunrise Highway
-
5
Take the exit slight right toward NY 111: Islip, Smithtown
593 ft · 15 sec
-
6
Turn straight onto Sunrise Highway
3070 ft · 58 sec · Sunrise Highway
-
7
Turn slight right onto NY 111 South: Islip
713 ft · 35 sec
-
8
Turn straight onto Islip Avenue
1.4 km · 2 min · Islip Avenue
-
9
At the end of the road, turn right onto Main Street
865 ft · 15 sec · Main Street
-
10
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Southampton 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
Continue on Sunrise Highway
39.9 mi · 00h 53m
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.
Partly Sunny leaving Southampton and Partly Sunny near Islip.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Southampton to Islip?
The road trip is about 46.8 miles (75.3 km) and usually takes 00h 55m 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?
Moriches is a useful midpoint, sitting about 23.4 miles from Southampton and 23.4 miles from Islip.
How much longer is the road route than the straight-line distance?
The direct path is about 44.2 miles (71.2 km), while the road route adds roughly 2.6 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 4:40 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.61 one way or $13.23 round trip. Estimated CO2 is about 14.7 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Southampton and Partly Sunny near Islip.
Stop Ideas Near Moriches
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 Moriches.
Bridgeport
Union Station
Stamford Transportation Center
Old Saybrook station
Flight Path Map
This map shows the direct air route between Southampton and Islip. Straight-line distance: 44.24 mi (71.19 km).
#1 Southampton
Town in Suffolk County, New York, partly on the South Fork of Long Island, USA
| Population | 58,549 |
| Coordinates | 40.8842700, -72.3895300 |
| Altitude | 8 |
| 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: 75 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 33m |
| 40 mph (64.37 km/h) | 01h 10m |
| 50 mph (80.47 km/h) | 00h 56m |
| 60 mph (96.56 km/h) | 00h 46m |
| 70 mph (112.65 km/h) | 00h 40m |
| 80 mph (129 km/h) | 00h 35m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $6.61 | $13.23 |
| Mid-grade | $4.48 | $7.39 | $14.79 |
| Premium | $4.86 | $8.02 | $16.04 |
| Diesel | $4.69 | $7.75 | $15.49 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.