How far is Brookhaven, NY from Williamstown, NY?
The driving distance from Brookhaven, NY to Williamstown, NY is about 332.8 miles (535.6 km), with a travel time of about 06h 56m by car.
- The straight-line flight distance is about 238 miles (383 km).
- For a round trip, plan for roughly 13h 52m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 56m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in New York state, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Brookhaven and Williamstown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Brookhaven and Williamstown.
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1
Start on South Country Road
1912 ft · 47 sec · South Country Road
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2
Continue on South Country Road
108 m · 17 sec · South Country Road
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3
Turn straight onto Montauk Highway
1.3 km · 1 min · Montauk Highway
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4
Turn left onto Horseblock Road
4.2 mi · 6 min · Horseblock Road
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5
Turn left onto Express Drive North
873 ft · 15 sec · Express Drive North
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6
Take the ramp straight toward I 495 WEST: New York
1278 ft · 22 sec
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7
Merge slight left onto Long Island Expressway
41.4 mi · 56 min · Long Island Expressway
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8
Take the exit slight right toward Cross Island Parkway, Whitestone Bridge, Kennedy Airport
1267 ft · 27 sec
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9
Keep slight right to continue on Cross Island Parkway North, Whitestone Bridge
1604 ft · 38 sec
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10
Merge slight left onto Cross Island Parkway
3.1 mi · 5 min · Cross Island Parkway
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11
Take the exit slight right toward I 295 North: Throgs Neck Bridge, Bronx, New England
2905 ft · 1 min
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12
Merge slight left onto Throgs Neck Bridge
1.8 mi · 3 min · Throgs Neck Bridge
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13
Continue on Throgs Neck Expressway
1.1 km · 1 min · Throgs Neck Expressway
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14
Keep slight left to continue on Cross Bronx Expressway
6.6 mi · 9 min · Cross Bronx Expressway
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15
Keep slight left to continue on Trans-Manhattan Expressway
1.1 km · 1 min · Trans-Manhattan Expressway
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16
Continue on George Washington Bridge (upper level)
3167 ft · 60 sec · George Washington Bridge (upper level)
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17
Continue straight
2659 ft · 48 sec
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18
Keep slight left
3214 ft · 39 sec
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19
Keep slight left
559 ft · 9 sec
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20
Take the exit slight right toward I 95 South, NJTP South: Hackensack
1270 ft · 23 sec
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21
Keep slight right to continue on NJ 4 West: Paramus
970 ft · 24 sec
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22
Merge slight right
6.7 mi · 9 min
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23
Take the exit straight toward GSP South, NJ 17 South, GSP North, NJ 17 North: Grand State Plaza, Newark, Mahwah
951 ft · 26 sec
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24
Keep slight right to continue on NJ 17 North: Mahwah
1302 ft · 37 sec
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25
Merge slight left
3.3 mi · 4 min
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26
Continue straight
7.3 mi · 10 min
-
27
Continue straight
1.2 km · 50 sec
-
28
Continue straight
3.3 mi · 4 min
-
29
Continue straight
877 ft · 11 sec
-
30
Keep slight left to continue on I 87 North, NY 17 North, New York State Thruway North: Albany
117.5 mi · 2 hr 16 min
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31
Keep slight left to continue on New York State Thruway
85.1 mi · 1 hr 38 min · New York State Thruway
-
32
Take the exit slight right toward I 790, NY 8, NY 12: Utica
1.3 km · 2 min
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33
Keep slight right
1013 ft · 25 sec
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34
Continue on North Genesee Street
553 ft · 10 sec · North Genesee Street
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35
Turn right onto Auert Avenue
100 m · 4 sec · Auert Avenue
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36
Take the exit slight right
800 ft · 20 sec
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37
Merge slight left
1.2 km · 50 sec
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38
Continue on State Route 49
13.7 mi · 16 min · State Route 49
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39
Take the exit slight right
19 mi · 28 min
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40
Turn right onto Union Street
2026 ft · 60 sec · Union Street
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41
At the end of the road, turn right onto Main Street
1108 ft · 31 sec · Main Street
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42
Continue on Oswego Street
1.1 km · 1 min · Oswego Street
-
43
Continue on State Highway 13
1.1 mi · 2 min · State Highway 13
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44
Continue on Westdale Road
1725 ft · 29 sec · Westdale Road
-
45
Continue on State Highway 13
7.3 mi · 11 min · State Highway 13
-
46
Turn right onto Cox Road
23 m · 5 sec · Cox Road
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47
Turn right
7 m · 2 sec
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48
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Brookhaven and Williamstown.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 87 North
Keep slight left to continue on I 87 North, NY 17 North, New York State Thruway North: Albany
118 mi · 02h 16m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Brookhaven and Partly Sunny near Williamstown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Brookhaven to Williamstown?
The road trip is about 332.8 miles (535.6 km) and usually takes 06h 56m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Catskill is a useful midpoint, sitting about 166.3 miles from Brookhaven and 166.5 miles from Williamstown.
How much longer is the road route than the straight-line distance?
The direct path is about 238 miles (383 km), while the road route adds roughly 94.8 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 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $47.07 one way or $94.13 round trip. Estimated CO2 is about 104.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Brookhaven and Partly Sunny near Williamstown.
Stop Ideas Near Catskill
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 Catskill.
Hudson
Rhinecliff–Kingston station
Albany–Rensselaer
Joseph Scelsi Intermodal Transportation Center
Flight Path Map
This map shows the direct air route between Brookhaven and Williamstown. Straight-line distance: 237.96 mi (382.96 km).
#1 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 |
#2 Williamstown
Human settlement in Oswego County, New York, United States of America
| Population | 1,241 |
| Coordinates | 43.4239600, -75.8899100 |
| Altitude | 183 |
| Country | United States |
End: Williamstown (-75.88991, 43.42396)
Estimated Travel Time
Distance: 536 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 05m |
| 40 mph (64.37 km/h) | 08h 19m |
| 50 mph (80.47 km/h) | 06h 39m |
| 60 mph (96.56 km/h) | 05h 32m |
| 70 mph (112.65 km/h) | 04h 45m |
| 80 mph (129 km/h) | 04h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $47.07 | $94.13 |
| Mid-grade | $4.48 | $52.61 | $105.21 |
| Premium | $4.86 | $57.07 | $114.14 |
| Diesel | $4.69 | $55.11 | $110.22 |
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 · May 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.