How far is Montgomery, NY from Brookhaven, NY?
The driving distance from Montgomery, NY to Brookhaven, NY is about 137.8 miles (221.7 km), with a travel time of about 02h 32m by car.
- The straight-line flight distance is about 86 miles (138.4 km).
- For a round trip, plan for roughly 05h 04m 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 32m.
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.
Sunny
Driving Route Map
The map below follows the saved road route between Montgomery and Brookhaven.
Turn-by-Turn Driving Directions
Step-by-step road directions between Montgomery and Brookhaven.
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1
Start on Ward Street
3186 ft · 54 sec · Ward Street
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2
Continue on State Highway 17K
6.2 mi · 9 min · State Highway 17K
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3
Turn left onto I 84 East: Newburgh Beacon Bridge
1494 ft · 38 sec
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4
Merge slight left
1.5 mi · 2 min
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5
Take the exit slight right toward I 87: New York State Thruway Toll, Albany, New York City
2718 ft · 1 min
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6
Continue straight
130 m · 10 sec
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7
Keep slight left to continue on I 87 South: New York City
3062 ft · 40 sec
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8
Merge slight left onto New York State Thruway
29 mi · 34 min · New York State Thruway
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9
Keep slight right to continue on I 287 South, NJ 17 South: New Jersey
1.5 km · 60 sec
-
10
Continue straight
2496 ft · 39 sec
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11
Keep slight left to continue on NJ 17 South: Mahwah
14.1 mi · 19 min
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12
Take the exit slight right toward NJ 4, GSP South: Paterson, Fort Lee, New York
566 ft · 19 sec
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13
Keep slight left to continue on NJ 4 East: Fort Lee, New York
2455 ft · 1 min
-
14
Merge slight left
1417 ft · 24 sec
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15
Continue straight
6.4 mi · 9 min
-
16
Take the exit slight left toward I 95 North: George Washington Bridge
1124 ft · 18 sec
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17
Merge slight left
1.2 km · 55 sec
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18
Keep slight left
1.3 km · 1 min
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19
Continue on George Washington Bridge (upper level)
3174 ft · 1 min · George Washington Bridge (upper level)
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20
Continue on Trans-Manhattan Expressway
1.2 km · 1 min · Trans-Manhattan Expressway
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21
Continue on Cross Bronx Expressway
4.7 mi · 6 min · Cross Bronx Expressway
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22
Keep slight right to continue on Cross Bronx Expressway
2 mi · 3 min · Cross Bronx Expressway
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23
Merge slight left onto Throgs Neck Expressway
3271 ft · 58 sec · Throgs Neck Expressway
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24
Continue on Throgs Neck Bridge
2 mi · 3 min · Throgs Neck Bridge
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25
Continue on Clearview Expressway
3.2 mi · 3 min · Clearview Expressway
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26
Take the exit slight right toward I 495: Manhattan, Eastern Long Island
810 ft · 28 sec
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27
Keep slight left to continue on I 495 East: Long Island Expressway, Eastern Long Island
1448 ft · 39 sec
-
28
Merge slight left onto Long Island Expressway
43.5 mi · 59 min · Long Island Expressway
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29
Take the exit slight right toward CR 16: Horse Block Road, Centereach, Shirley
1308 ft · 28 sec
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30
Turn straight onto Express Drive South
1108 ft · 21 sec · Express Drive South
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31
Turn slight right onto Horseblock Road
4.1 mi · 6 min · Horseblock Road
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32
At the end of the road, turn right onto Montauk Highway
1.4 km · 2 min · Montauk Highway
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33
Turn left onto South Country Road
2057 ft · 50 sec · South Country Road
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34
Arrive at your destination
0 m · 1 sec · South Country Road
Car Route Details
A richer read on the saved driving route between Montgomery and Brookhaven.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Long Island Expressway
Merge slight left onto Long Island Expressway
43.5 mi · 00h 59m
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.
Sunny leaving Montgomery and Sunny near Brookhaven.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Montgomery to Brookhaven?
The road trip is about 137.8 miles (221.7 km) and usually takes 02h 32m 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 63.3 miles from Montgomery and 74.4 miles from Brookhaven.
How much longer is the road route than the straight-line distance?
The direct path is about 86 miles (138.4 km), while the road route adds roughly 51.8 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 1:26 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.48 one way or $38.97 round trip. Estimated CO2 is about 43.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Montgomery and Sunny near Brookhaven.
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 Montgomery and Brookhaven. Straight-line distance: 86.02 mi (138.43 km).
#1 Montgomery
Town in Orange County, New York, United States of America
| Population | 4,482 |
| Coordinates | 41.5275900, -74.2368200 |
| Altitude | 109 |
| Country | United States |
#2 Brookhaven
This town in Suffolk County, New York, is the most populous in the state.
| Population | 479,883 |
| Coordinates | 40.7792700, -72.9153800 |
| Altitude | 3 |
| Country | United States |
End: South Country Road (-72.915343, 40.779251)
Estimated Travel Time
Distance: 222 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 35m |
| 40 mph (64.37 km/h) | 03h 26m |
| 50 mph (80.47 km/h) | 02h 45m |
| 60 mph (96.56 km/h) | 02h 17m |
| 70 mph (112.65 km/h) | 01h 58m |
| 80 mph (129 km/h) | 01h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $19.48 | $38.97 |
| Mid-grade | $4.48 | $21.78 | $43.56 |
| Premium | $4.86 | $23.62 | $47.25 |
| Diesel | $4.69 | $22.81 | $45.63 |
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 · Jun 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.