How far is North Boston, NY from Islip, NY?
The driving distance from North Boston, NY to Islip, NY is about 417.4 miles (671.7 km), with a travel time of about 08h 49m by car.
- The straight-line flight distance is about 317.3 miles (510.6 km).
- For a round trip, plan for roughly 17h 38m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 08h 49m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 Steuben County, New York, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain And Snow Showers
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between North Boston and Islip.
Turn-by-Turn Driving Directions
Step-by-step road directions between North Boston and Islip.
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1
Start on Zimmerman Road
7 m · 6 sec · Zimmerman Road
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2
Turn left onto Boston State Road
3071 ft · 1 min · Boston State Road
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3
Continue on Hamburg Springville Road
558 ft · 11 sec · Hamburg Springville Road
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4
Take the ramp slight right
1996 ft · 49 sec
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5
Merge slight left
4.5 mi · 5 min
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6
Take the exit slight right toward US 20A: Orchard Park
1708 ft · 35 sec
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7
Turn right onto Big Tree Road
1269 ft · 22 sec · Big Tree Road
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8
Continue on West Quaker Street
1.5 mi · 2 min · West Quaker Street
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9
Continue on Quaker Road
5.2 mi · 8 min · Quaker Road
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10
Continue on Hamburg Street
1431 ft · 43 sec · Hamburg Street
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11
Enter the roundabout and take exit 1 toward Hamburg Street
11 m · 1 sec · Hamburg Street
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12
Exit the roundabout onto Hamburg Street
30 m · 2 sec · Hamburg Street
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13
Continue on Main Street
1.8 mi · 5 min · Main Street
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14
Continue on Big Tree Road
10.5 mi · 16 min · Big Tree Road
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15
Continue on Varysburg Road
10.9 mi · 16 min · Varysburg Road
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16
Continue on West Buffalo Road
1.7 mi · 2 min · West Buffalo Road
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17
Continue on West Buffalo Street
4.6 mi · 9 min · West Buffalo Street
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18
Continue on Perry Center Road
7.4 mi · 11 min · Perry Center Road
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19
Continue on Perry Road
2.3 mi · 3 min · Perry Road
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20
Turn right onto Mount Morris Road
1.3 mi · 2 min · Mount Morris Road
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21
Continue on North Main Street
1.8 mi · 5 min · North Main Street
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22
Continue on Sonyea Road
4.1 mi · 7 min · Sonyea Road
-
23
Take the ramp slight right
1375 ft · 34 sec
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24
Merge slight left onto Genesee Expressway
32.6 mi · 38 min · Genesee Expressway
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25
Merge slight right onto Southern Tier Expressway
104.5 mi · 2 hr 2 min · Southern Tier Expressway
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26
Keep slight right to continue on I 81 South: Scranton
53.4 mi · 1 hr 3 min
-
27
Keep slight right to continue on Grand Army of the Republic Highway
1.2 km · 1 min · Grand Army of the Republic Highway
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28
Continue on I 84 East, I 380 South: Mount Pocono, Milford
3.7 mi · 5 min
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29
Keep slight right to continue on I 380 South: Mount Pocono
23.6 mi · 26 min
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30
Keep slight left to continue on I 80 East: Stroudsburg
1 mi · 1 min
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31
Merge slight right onto Keystone Shortway
80 mi · 1 hr 37 min · Keystone Shortway
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32
Keep slight right to continue on Christopher Columbus Highway
5.5 mi · 6 min · Christopher Columbus Highway
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33
Keep slight left to continue on I 95 North: George Washington Bridge, New York City
1503 ft · 23 sec
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34
Keep slight right to continue on Leonia, Teaneck
2128 ft · 38 sec
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35
Turn right onto Leonia
1032 ft · 35 sec
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36
Turn straight onto Degraw Avenue
138 m · 9 sec · Degraw Avenue
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37
Continue on Fort Lee Road
1.1 mi · 2 min · Fort Lee Road
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38
Continue on Main Street
143 m · 13 sec · Main Street
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39
Take the ramp left toward George Washington Bridge
144 m · 12 sec
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40
Merge slight left onto Bergen Boulevard
1552 ft · 29 sec · Bergen Boulevard
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41
Take the exit slight left toward George Washington Bridge Upper Level
95 m · 5 sec
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42
Merge slight left
1649 ft · 20 sec
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43
Keep slight left
1.3 km · 1 min
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44
Continue on George Washington Bridge (upper level)
3174 ft · 1 min · George Washington Bridge (upper level)
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45
Continue on Trans-Manhattan Expressway
1.2 km · 1 min · Trans-Manhattan Expressway
-
46
Continue on Cross Bronx Expressway
4.7 mi · 6 min · Cross Bronx Expressway
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47
Keep slight right to continue on Cross Bronx Expressway
2 mi · 3 min · Cross Bronx Expressway
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48
Merge slight left onto Throgs Neck Expressway
3271 ft · 58 sec · Throgs Neck Expressway
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49
Continue on Throgs Neck Bridge
2 mi · 3 min · Throgs Neck Bridge
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50
Continue on Clearview Expressway
5 mi · 5 min · Clearview Expressway
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51
Continue on Hollis Court Boulevard
1.2 km · 1 min · Hollis Court Boulevard
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52
At the end of the road, turn left onto Jamaica Avenue
1117 ft · 35 sec · Jamaica Avenue
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53
Turn right onto Hempstead Avenue
1.4 km · 2 min · Hempstead Avenue
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54
Turn right onto 225th Street
69 m · 10 sec · 225th Street
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55
Take the ramp straight toward Cross Island Parkway South, Verrazano Bridge
1171 ft · 29 sec
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56
Merge slight left onto Cross Island Parkway
1.3 mi · 2 min · Cross Island Parkway
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57
Take the exit slight left toward Southern State Parkway East, Eastern Long Island
2383 ft · 1 min
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58
Merge slight left onto Southern State Parkway
24.5 mi · 31 min · Southern State Parkway
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59
Keep slight left to continue on Southern State Parkway
1072 ft · 16 sec · Southern State Parkway
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60
Take the exit slight right toward Bay Shore Road South, Bay Shore
1044 ft · 30 sec
-
61
Turn straight onto Bay Shore Road
2667 ft · 1 min · Bay Shore Road
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62
Continue on Howells Road
1845 ft · 46 sec · Howells Road
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63
Turn straight onto Sunrise Highway
104 m · 7 sec · Sunrise Highway
-
64
Keep slight right to continue on Howells Road
3115 ft · 2 min · Howells Road
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65
Continue on Roosevelt Street
1248 ft · 25 sec · Roosevelt Street
-
66
Continue on 3rd Avenue
1 km · 1 min · 3rd Avenue
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67
At the end of the road, turn left onto East Main Street
1.1 mi · 2 min · East Main Street
-
68
Continue on Montauk Highway
1014 ft · 17 sec · Montauk Highway
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69
Continue on Main Street
1.2 km · 1 min · Main Street
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70
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between North Boston and Islip.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Southern Tier Expressway
Merge slight right onto Southern Tier Expressway
105 mi · 02h 02m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Rain And Snow Showers leaving North Boston 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 North Boston to Islip?
The road trip is about 417.4 miles (671.7 km) and usually takes 08h 49m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Riverside is a useful midpoint, sitting about 208.5 miles from North Boston and 208.9 miles from Islip.
How much longer is the road route than the straight-line distance?
The direct path is about 317.3 miles (510.6 km), while the road route adds roughly 100.1 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 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $59.05 one way or $118.11 round trip. Estimated CO2 is about 130.9 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain And Snow Showers around North Boston and Rain Showers Likely near Islip.
Stop Ideas Near Riverside
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 Riverside.
Scranton, PA
Wilkes-Barre, PA
White Haven, PA
Flight Path Map
This map shows the direct air route between North Boston and Islip. Straight-line distance: 317.24 mi (510.55 km).
#1 North Boston
Census-designated place in Erie County, New York
| Population | 2,521 |
| Coordinates | 42.6856200, -78.7767000 |
| Altitude | 251 |
| 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: 672 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 13h 54m |
| 40 mph (64.37 km/h) | 10h 26m |
| 50 mph (80.47 km/h) | 08h 20m |
| 60 mph (96.56 km/h) | 06h 57m |
| 70 mph (112.65 km/h) | 05h 57m |
| 80 mph (129 km/h) | 05h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $59.05 | $118.11 |
| Mid-grade | $4.48 | $66.01 | $132.01 |
| Premium | $4.86 | $71.60 | $143.21 |
| Diesel | $4.69 | $69.14 | $138.29 |
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.