How far is Islip, NY from Montauk, NY?

The driving distance from Islip, NY to Montauk, NY is about 72.4 miles (116.5 km), with a travel time of about 01h 54m by car.

  • The straight-line flight distance is about 68.9 miles (110.9 km).
  • For a round trip, plan for roughly 03h 48m 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
72.37 mi
01h 54m
Flight
68.93 mi
110.93 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
68.93 mi
Kilometers
110.93 km
Flight Time
00h 08m

Driving Distance

Road route
72.37 mi
Kilometers
116.47 km
Drive Time
01h 54m

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 01h 54m.

Arrival Snapshot
Arrive in Montauk
Sun, Apr 19, 1:57 AM EDT
Return by in Islip
Sun, Apr 19, 3:51 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Islip
2026-04-19T00:03
Arrive Montauk
Sun, Apr 19, 1:57 AM EDT
Route Timing
01h 54m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:54 AM to 11:54 AM EDT

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

Leave by
2:42 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
Red Creek
NY

Human settlement in Wayne County, New York, United States

From Islip
36.1 mi
00h 57m
To Montauk
36.3 mi
00h 57m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
59°F
Sunday

Rain Showers Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
7 to 13 mph SW
Destination
52°F
Sunday

Chance Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
7 to 13 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Islip and Montauk.

  1. 1

    Start on Main Street

    865 ft · 22 sec · Main Street

  2. 2

    Turn left onto Islip Avenue

    1.2 km · 2 min · Islip Avenue

  3. 3

    Turn right onto NY 27 East

    35 m · 4 sec

  4. 4

    Turn straight onto Bittermint Street

    777 ft · 29 sec · Bittermint Street

  5. 5

    Turn left onto Ferndale Boulevard

    47 m · 6 sec · Ferndale Boulevard

  6. 6

    Turn right onto Sunrise Highway

    1733 ft · 35 sec · Sunrise Highway

  7. 7

    Take the ramp slight left toward NY 27 East

    720 ft · 18 sec

  8. 8

    Merge slight left onto Sunrise Highway

    40 mi · 52 min · Sunrise Highway

  9. 9

    Continue on County Road 39

    5.5 mi · 11 min · County Road 39

  10. 10

    Turn left onto Montauk Highway

    10.1 mi · 21 min · Montauk Highway

  11. 11

    Continue on Woods Lane

    2677 ft · 1 min · Woods Lane

  12. 12

    At the end of the road, turn left onto Main Street

    1.5 km · 2 min · Main Street

  13. 13

    Continue on Pantigo Road

    1.2 mi · 2 min · Pantigo Road

  14. 14

    Continue on Montauk Highway

    1.1 mi · 2 min · Montauk Highway

  15. 15

    Continue on Main Street

    1.2 km · 2 min · Main Street

  16. 16

    Continue on Montauk Highway

    5.5 mi · 8 min · Montauk Highway

  17. 17

    Continue on Montauk Point State Parkway

    4.6 mi · 7 min · Montauk Point State Parkway

  18. 18

    Continue on Montauk Highway

    860 ft · 26 sec · Montauk Highway

  19. 19

    Turn left onto Second House Road

    2345 ft · 1 min · Second House Road

  20. 20

    Arrive at your destination

    0 m · 1 sec · Second House Road

Car Route Details

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

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
20 steps
8 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
27.6 / 100 mi
Decision points by distance
Main Roads
Sunrise Highway
40.3 mi · 56%
Montauk Highway
16.9 mi · 23%
County Road 39
5.48 mi · 8%
Montauk Point State Parkway
4.57 mi · 6%
Main Street
1.87 mi · 3%
Pantigo Road
1.22 mi · 2%
Longest Stretch

Sunrise Highway

Merge slight left onto Sunrise Highway

40 mi · 00h 52m

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
01h 54m
Day trip friendly
Same-Day Return
03h 48m
Round-trip wheel time
Road vs Air
+3.5 mi
68.9 mi direct line
Halfway Stop
Red Creek
00h 57m from Islip
Leave By
2:42 PM EDT
Morning start is best
Weather Watch

Rain Showers Likely leaving Islip and Chance Rain Showers near Montauk.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Islip to Montauk?

The road trip is about 72.4 miles (116.5 km) and usually takes 01h 54m 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?

Red Creek is a useful midpoint, sitting about 36.1 miles from Islip and 36.3 miles from Montauk.

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

The direct path is about 68.9 miles (110.9 km), while the road route adds roughly 3.5 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 2:42 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $10.22 one way or $20.45 round trip. Estimated CO2 is about 22.7 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely around Islip and Chance Rain Showers near Montauk.

Stop Ideas Near Red Creek

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

Mid-route Guidance
Local place coverage is thin around Red Creek, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Red Creek.

RAIL

Old Saybrook station

46 mi away
455 Boston Post Road
RAIL

Union Station

54 mi away
50 Union Avenue
RAIL

Bridgeport

61 mi away
525 Water St.
RAIL

New London Union Station

63 mi away
27 Water Street

Flight Path Map

This map shows the direct air route between Islip and Montauk. Straight-line distance: 68.93 mi (110.93 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
Montauk

#2 Montauk

Census-designated place in New York, United States

Population3,326
Coordinates41.0359400, -71.9545100
Altitude10
CountryUnited States
Start: Islip (-73.21039, 40.72982)
End: Montauk (-71.95451, 41.03594)

Estimated Travel Time

Distance: 116 km by road

SpeedTime
30 mph (48.3 km/h)02h 24m
40 mph (64.37 km/h)01h 48m
50 mph (80.47 km/h)01h 26m
60 mph (96.56 km/h)01h 12m
70 mph (112.65 km/h)01h 02m
80 mph (129 km/h)00h 54m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.55 gal
9.67 L · about $10.22
Round trip
$20.45
5.1 gal · 19.34 L
Estimated CO2
22.7 kg one way
Round trip: 45.3 kg / 100 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.01 $10.22 $20.45
Mid-grade $4.48 $11.43 $22.85
Premium $4.86 $12.40 $24.79
Diesel $4.69 $11.97 $23.94

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

There is no time difference between Islip and Montauk. The current time is 00:03:08.

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.