How far is Thornwood, NY from Brookhaven, NY?
The driving distance from Thornwood, NY to Brookhaven, NY is about 80.5 miles (129.6 km), with a travel time of about 01h 55m by car.
- The straight-line flight distance is about 51 miles (82 km).
- For a round trip, plan for roughly 03h 51m 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 01h 55m.
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 Nassau County, New York, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Thornwood and Brookhaven.
Turn-by-Turn Driving Directions
Step-by-step road directions between Thornwood and Brookhaven.
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1
Start on Kensico Road
42 m · 8 sec · Kensico Road
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2
Continue on Kensico Road
736 ft · 31 sec · Kensico Road
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3
Continue on Marble Avenue
733 ft · 27 sec · Marble Avenue
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4
Turn left
75 m · 9 sec
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5
At the end of the road, turn left onto Saw Mill River Parkway
1.1 mi · 2 min · Saw Mill River Parkway
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6
Take the exit slight right toward Sprain Pkwy, New York City
1.3 km · 2 min
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7
Merge slight left onto Taconic State Parkway
108 m · 6 sec · Taconic State Parkway
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8
Keep slight left to continue on Sprain Brook Parkway
12.8 mi · 17 min · Sprain Brook Parkway
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9
Continue on Bronx River Parkway
2330 ft · 44 sec · Bronx River Parkway
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10
Take the exit slight right toward Cross County Parkway East, Mount Vernon
2217 ft · 1 min
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11
Merge slight left onto Cross County Parkway (local lanes)
1.1 km · 1 min · Cross County Parkway (local lanes)
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12
Take the exit slight right toward NY 22: North Columbus Avenue, Mount Vernon
1154 ft · 35 sec
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13
Turn straight onto Parkway South
116 m · 16 sec · Parkway South
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14
Turn right onto North Columbus Avenue
2.3 mi · 3 min · North Columbus Avenue
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15
Continue on South 3rd Avenue
891 ft · 17 sec · South 3rd Avenue
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16
Continue on Provost Avenue
1825 ft · 1 min · Provost Avenue
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17
Continue on Conner Street
843 ft · 21 sec · Conner Street
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18
Turn right onto New England Thruway
2894 ft · 60 sec · New England Thruway
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19
Take the ramp straight toward I 95 South
576 ft · 14 sec
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20
Merge slight left onto New England Thruway
1.5 mi · 2 min · New England Thruway
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21
Continue on Bruckner Expressway
1.3 mi · 2 min · Bruckner Expressway
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22
Keep slight left to continue on Throgs Neck Expressway
2.2 mi · 3 min · Throgs Neck Expressway
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23
Continue on Throgs Neck Bridge
2 mi · 3 min · Throgs Neck Bridge
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24
Continue on Clearview Expressway
3.2 mi · 3 min · Clearview Expressway
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25
Take the exit slight right toward I 495: Manhattan, Eastern Long Island
810 ft · 28 sec
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26
Keep slight left to continue on I 495 East: Long Island Expressway, Eastern Long Island
1448 ft · 39 sec
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27
Merge slight left onto Long Island Expressway
43.5 mi · 59 min · Long Island Expressway
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28
Take the exit slight right toward CR 16: Horse Block Road, Centereach, Shirley
1308 ft · 28 sec
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29
Turn straight onto Express Drive South
1108 ft · 21 sec · Express Drive South
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30
Turn slight right onto Horseblock Road
4.1 mi · 6 min · Horseblock Road
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31
At the end of the road, turn right onto Montauk Highway
1.4 km · 2 min · Montauk Highway
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32
Turn left onto South Country Road
2057 ft · 50 sec · South Country Road
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33
Arrive at your destination
0 m · 1 sec · South Country Road
Car Route Details
A richer read on the saved driving route between Thornwood 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.
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.
Showers And Thunderstorms leaving Thornwood and Rain Showers Likely near Brookhaven.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Thornwood to Brookhaven?
The road trip is about 80.5 miles (129.6 km) and usually takes 01h 55m 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?
East Hills is a useful midpoint, sitting about 40.2 miles from Thornwood and 40.3 miles from Brookhaven.
How much longer is the road route than the straight-line distance?
The direct path is about 51 miles (82 km), while the road route adds roughly 29.5 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 2:38 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.39 one way or $22.77 round trip. Estimated CO2 is about 25.2 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Thornwood and Rain Showers Likely near Brookhaven.
Stop Ideas Near East Hills
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Flushing Town Hall
Queens City Clerk
New Rochelle City Court
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to East Hills.
New Rochelle station
Yonkers station
Stamford Transportation Center
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Thornwood and Brookhaven. Straight-line distance: 50.96 mi (82.01 km).
#1 Thornwood
Census-designated place in Westchester County, New York
| Population | 3,759 |
| Coordinates | 41.1234300, -73.7790200 |
| Altitude | 82 |
| 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: Brookhaven (-72.91538, 40.77927)
Estimated Travel Time
Distance: 130 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 40m |
| 40 mph (64.37 km/h) | 02h 00m |
| 50 mph (80.47 km/h) | 01h 36m |
| 60 mph (96.56 km/h) | 01h 20m |
| 70 mph (112.65 km/h) | 01h 09m |
| 80 mph (129 km/h) | 01h 00m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $11.39 | $22.77 |
| Mid-grade | $4.48 | $12.73 | $25.45 |
| Premium | $4.86 | $13.81 | $27.61 |
| Diesel | $4.69 | $13.33 | $26.66 |
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.