How far is Islip, NY from Lake Success, NY?

The driving distance from Islip, NY to Lake Success, NY is about 33.9 miles (54.5 km), with a travel time of about 00h 48m by car.

  • The straight-line flight distance is about 26.7 miles (43 km).
  • For a round trip, plan for roughly 01h 37m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
33.86 mi
00h 48m
Flight
26.7 mi
42.97 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Islip.

Flight Distance

Direct air line
26.7 mi
Kilometers
42.97 km
Flight Time
00h 03m

Driving Distance

Road route
33.86 mi
Kilometers
54.5 km
Drive Time
00h 48m

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 48m.

Arrival Snapshot
Arrive in Lake Success
Sat, Apr 18, 1:53 AM EDT
Return by in Islip
Sat, Apr 18, 2:42 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Islip
2026-04-18T01:04
Arrive Lake Success
Sat, Apr 18, 1:53 AM EDT
Route Timing
00h 48m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:49 AM to 10:49 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:52 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Islip
9:30 PM EDT
Morning start is best

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.

Mid-route stop
North Wantagh
NY

Census-designated place in Nassau County, New York

From Islip
16.9 mi
00h 24m
To Lake Success
17 mi
00h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
60°F
Saturday

Partly Sunny

Starts
Sat, Apr 18 6:00 AM EDT
Wind
5 to 8 mph E
Destination
65°F
Saturday

Partly Sunny

Starts
Sat, Apr 18 6:00 AM EDT
Wind
6 to 10 mph E

Driving Route Map

The map below follows the saved road route between Islip and Lake Success.

Turn-by-Turn Driving Directions

Step-by-step road directions between Islip and Lake Success.

  1. 1

    Start on Main Street

    1.2 km · 1 min · Main Street

  2. 2

    Continue on Montauk Highway

    1014 ft · 19 sec · Montauk Highway

  3. 3

    Continue on Main Street

    1.1 mi · 2 min · Main Street

  4. 4

    Turn right onto 3rd Avenue

    2920 ft · 1 min · 3rd Avenue

  5. 5

    Continue on Rossevelt Street

    1821 ft · 37 sec · Rossevelt Street

  6. 6

    Continue on Howells Road

    1.1 km · 2 min · Howells Road

  7. 7

    Turn straight onto Sunrise Highway

    50 m · 3 sec · Sunrise Highway

  8. 8

    Keep slight right to continue on Howells Road

    1588 ft · 36 sec · Howells Road

  9. 9

    Continue on Bay Shore Road

    3165 ft · 1 min · Bay Shore Road

  10. 10

    Take the ramp slight right toward SO West: New York

    736 ft · 19 sec

  11. 11

    Continue straight

    111 m · 9 sec

  12. 12

    Merge slight left onto Southern State Parkway

    16 mi · 20 min · Southern State Parkway

  13. 13

    Take the exit slight right toward M North: Mineola

    1888 ft · 46 sec

  14. 14

    Merge slight left onto Meadowbrook State Parkway

    5.3 mi · 7 min · Meadowbrook State Parkway

  15. 15

    Keep slight left to continue on N West: New York

    2679 ft · 51 sec

  16. 16

    Merge slight left onto Northern State Parkway

    4 mi · 5 min · Northern State Parkway

  17. 17

    Take the exit slight right toward Shelter Rock Road, Manhasset, Searingtown

    1176 ft · 27 sec

  18. 18

    Turn right onto Shelter Rock Road

    113 m · 18 sec · Shelter Rock Road

  19. 19

    Turn left onto North Service Road

    123 m · 8 sec · North Service Road

  20. 20

    Take the ramp slight left toward I 495 West

    797 ft · 21 sec

  21. 21

    Merge slight left onto Long Island Expressway

    1.3 mi · 2 min · Long Island Expressway

  22. 22

    Take the exit slight right toward Community Drive, Lakeville Road, Great Neck

    1115 ft · 24 sec

  23. 23

    Turn straight onto North Service Road

    2046 ft · 46 sec · North Service Road

  24. 24

    Continue on Horace Harding Boulevard

    782 ft · 17 sec · Horace Harding Boulevard

  25. 25

    Keep slight right to continue on Horace Harding Boulevard

    1573 ft · 41 sec · Horace Harding Boulevard

  26. 26

    Turn right onto Fox Hunt Lane

    131 m · 26 sec · Fox Hunt Lane

  27. 27

    Turn left

    11 m · 9 sec

  28. 28

    Turn left onto Meadow Woods Road

    67 m · 10 sec · Meadow Woods Road

  29. 29

    Arrive at your destination

    0 m · 1 sec · Meadow Woods Road

Car Route Details

A richer read on the saved driving route between Islip and Lake Success.

OSRM road route
Drive Character

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.

Directions
29 steps
8 turns on the saved route
Ramps & Exits
9
4 merges, 5 ramps or exits
Navigation Density
85.5 / 100 mi
Decision points by distance
Main Roads
Southern State Parkway
16 mi · 47%
Meadowbrook State Parkway
5.27 mi · 16%
Northern State Parkway
3.98 mi · 12%
Main Street
1.83 mi · 5%
Long Island Expressway
1.33 mi · 4%
Howells Road
0.96 mi · 3%
Longest Stretch

Southern State Parkway

Merge slight left onto Southern State Parkway

16 mi · 00h 20m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 48m
Day trip friendly
Same-Day Return
01h 38m
Round-trip wheel time
Road vs Air
+7.2 mi
26.7 mi direct line
Halfway Stop
North Wantagh
00h 24m from Islip
Leave By
4:52 PM EDT
Morning start is best
Weather Watch

Partly Sunny leaving Islip and Partly Sunny near Lake Success.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Islip to Lake Success?

The road trip is about 33.9 miles (54.5 km) and usually takes 00h 48m 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?

North Wantagh is a useful midpoint, sitting about 16.9 miles from Islip and 17 miles from Lake Success.

How much longer is the road route than the straight-line distance?

The direct path is about 26.7 miles (43 km), while the road route adds roughly 7.2 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 4:52 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.77 one way or $9.54 round trip. Estimated CO2 is about 10.6 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Islip and Partly Sunny near Lake Success.

Stop Ideas Near North Wantagh

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around North Wantagh and the surrounding midpoint area.
Town of Babylon History Museum at Old Town Hall
Scenic stop 9.4 mi away

Town of Babylon History Museum at Old Town Hall

Babylon , NY
47 W Main St, Babylon, NY 11702
Rating 4.6/5 26 reviews Tourist attraction,History museum
Babylon Town Hall Annex
Meeting point 9.2 mi away

Babylon Town Hall Annex

North Babylon , NY
281 Phelps Ln, North Babylon, NY 11703
Rating 3.9/5 26 reviews City government office,City Hall

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to North Wantagh.

RAIL

New Rochelle station

34 mi away
1 Railroad Plaza
RAIL

Stamford Transportation Center

39 mi away
Washington Blvd and South State St.
RAIL

Pennsylvania Station

41 mi away
8th Ave 31st Street / 8th Ave 33rd Street
RAIL

Yonkers station

43 mi away
5 Buena Vista Ave.

Flight Path Map

This map shows the direct air route between Islip and Lake Success. Straight-line distance: 26.7 mi (42.97 km).

Islip

#1 Islip

This Long Island community is situated on the south shore of Suffolk County, New York, at an elevation of 13 feet.

Population322,328
Coordinates40.7298200, -73.2103900
Altitude4
CountryUnited States
Lake Success

#2 Lake Success

Village in Nassau County, Long Island, New York

Population3,132
Coordinates40.7706600, -73.7176300
Altitude62
CountryUnited States
Start: Islip (-73.21039, 40.72982)
End: Lake Success (-73.71763, 40.77066)

Estimated Travel Time

Distance: 55 km by road

SpeedTime
30 mph (48.3 km/h)01h 07m
40 mph (64.37 km/h)00h 50m
50 mph (80.47 km/h)00h 40m
60 mph (96.56 km/h)00h 33m
70 mph (112.65 km/h)00h 29m
80 mph (129 km/h)00h 25m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.19 gal
4.52 L · about $4.77
Round trip
$9.54
2.38 gal · 9.04 L
Estimated CO2
10.6 kg one way
Round trip: 21.2 kg / 47 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.01 $4.77 $9.54
Mid-grade $4.48 $5.33 $10.66
Premium $4.86 $5.78 $11.57
Diesel $4.69 $5.59 $11.17

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

There is no time difference between Islip and Lake Success. The current time is 01:04:19.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.