How far is Greenfield, NY from Brookhaven, NY?
The driving distance from Greenfield, NY to Brookhaven, NY is about 245.1 miles (394.5 km), with a travel time of about 04h 10m by car.
- The straight-line flight distance is about 167.8 miles (270.1 km).
- For a round trip, plan for roughly 08h 21m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 04h 10m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Orange County, New York
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Greenfield and Brookhaven.
Turn-by-Turn Driving Directions
Step-by-step road directions between Greenfield and Brookhaven.
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1
Start on South Greenfield Road
3093 ft · 1 min · South Greenfield Road
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2
Turn left onto Middle Grove Road
1.3 mi · 2 min · Middle Grove Road
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3
At the end of the road, turn right onto Route 9N
678 ft · 11 sec · Route 9N
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4
Continue on Church Street
2.3 mi · 5 min · Church Street
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5
Continue on Church Street
2309 ft · 52 sec · Church Street
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6
Turn right onto Broadway
4.1 mi · 7 min · Broadway
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7
Take the ramp slight right toward I 87 South
3189 ft · 1 min
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8
Merge slight left onto Adirondack Northway
23.8 mi · 29 min · Adirondack Northway
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9
Keep slight right to continue on I 87 South, I 90: Boston, Albany, New York, Buffalo
1694 ft · 32 sec
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10
Continue on I 87 South, I 90 West: New York, Buffalo
2619 ft · 51 sec
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11
Keep slight right to continue on I 87 South: New York
117.8 mi · 2 hr 17 min
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12
Keep slight right to continue on I 287 South, NJ 17 South: New Jersey
1.5 km · 60 sec
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13
Continue straight
2496 ft · 39 sec
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14
Keep slight left to continue on NJ 17 South: Mahwah
14.1 mi · 19 min
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15
Take the exit slight right toward NJ 4, GSP South: Paterson, Fort Lee, New York
566 ft · 19 sec
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16
Keep slight left to continue on NJ 4 East: Fort Lee, New York
2455 ft · 1 min
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17
Merge slight left
1417 ft · 24 sec
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18
Continue straight
6.4 mi · 9 min
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19
Take the exit slight left toward I 95 North: George Washington Bridge
1124 ft · 18 sec
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20
Merge slight left
1.2 km · 55 sec
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21
Keep slight left
1.3 km · 1 min
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22
Continue on George Washington Bridge (upper level)
3174 ft · 1 min · George Washington Bridge (upper level)
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23
Continue on Trans-Manhattan Expressway
1.2 km · 1 min · Trans-Manhattan Expressway
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24
Continue on Cross Bronx Expressway
4.7 mi · 6 min · Cross Bronx Expressway
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25
Keep slight right to continue on Cross Bronx Expressway
2 mi · 3 min · Cross Bronx Expressway
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26
Merge slight left onto Throgs Neck Expressway
3271 ft · 58 sec · Throgs Neck Expressway
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27
Continue on Throgs Neck Bridge
2 mi · 3 min · Throgs Neck Bridge
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28
Continue on Clearview Expressway
3.2 mi · 3 min · Clearview Expressway
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29
Take the exit slight right toward I 495: Manhattan, Eastern Long Island
810 ft · 28 sec
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30
Keep slight left to continue on I 495 East: Long Island Expressway, Eastern Long Island
1448 ft · 39 sec
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31
Merge slight left onto Long Island Expressway
43.5 mi · 59 min · Long Island Expressway
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32
Take the exit slight right toward CR 16: Horse Block Road, Centereach, Shirley
1308 ft · 28 sec
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33
Turn straight onto Express Drive South
1108 ft · 21 sec · Express Drive South
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34
Turn slight right onto Horseblock Road
4.1 mi · 6 min · Horseblock Road
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35
At the end of the road, turn right onto Montauk Highway
1.4 km · 2 min · Montauk Highway
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36
Turn left onto South Country Road
2057 ft · 50 sec · South Country Road
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37
Arrive at your destination
0 m · 1 sec · South Country Road
Car Route Details
A richer read on the saved driving route between Greenfield and Brookhaven.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 87 South
Keep slight right to continue on I 87 South: New York
118 mi · 02h 17m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny leaving Greenfield and Partly Sunny near Brookhaven.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Greenfield to Brookhaven?
The road trip is about 245.1 miles (394.5 km) and usually takes 04h 10m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Gardnertown is a useful midpoint, sitting about 119.8 miles from Greenfield and 125.3 miles from Brookhaven.
How much longer is the road route than the straight-line distance?
The direct path is about 167.8 miles (270.1 km), while the road route adds roughly 77.3 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 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 8:38 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $34.68 one way or $69.36 round trip. Estimated CO2 is about 76.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Greenfield and Partly Sunny near Brookhaven.
Stop Ideas Near Gardnertown
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 Gardnertown.
Poughkeepsie station
Croton–Harmon station
Rhinecliff–Kingston station
Yonkers station
Flight Path Map
This map shows the direct air route between Greenfield and Brookhaven. Straight-line distance: 167.83 mi (270.1 km).
#1 Greenfield
Town in Saratoga County, New York, United States
| Population | 7,689 |
| Coordinates | 43.1036900, -73.8640100 |
| Altitude | 180 |
| 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: 395 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 10m |
| 40 mph (64.37 km/h) | 06h 07m |
| 50 mph (80.47 km/h) | 04h 54m |
| 60 mph (96.56 km/h) | 04h 05m |
| 70 mph (112.65 km/h) | 03h 30m |
| 80 mph (129 km/h) | 03h 03m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $34.68 | $69.36 |
| Mid-grade | $4.48 | $38.76 | $77.52 |
| Premium | $4.86 | $42.05 | $84.10 |
| Diesel | $4.69 | $40.60 | $81.21 |
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.