How far is Williamstown, NY from Buffalo, NY?
The driving distance from Williamstown, NY to Buffalo, NY is about 183.7 miles (295.7 km), with a travel time of about 02h 59m by car.
- The straight-line flight distance is about 155.2 miles (249.7 km).
- For a round trip, plan for roughly 05h 58m 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 59m.
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.
Village in Ontario County, New York, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Driving Route Map
The map below follows the saved road route between Williamstown and Buffalo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Williamstown and Buffalo.
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1
Start on the route
7 m · 7 sec
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2
Turn left onto Cox Road
23 m · 6 sec · Cox Road
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3
Turn right onto State Highway 13
45 m · 8 sec · State Highway 13
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4
Turn left onto State Route 183
3165 ft · 1 min · State Route 183
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5
Continue on State Highway 183
4.1 mi · 7 min · State Highway 183
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6
Turn slight right
9.6 mi · 14 min
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7
Take the ramp right toward I 81 South
1312 ft · 32 sec
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8
Merge slight left
17.8 mi · 20 min
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9
Keep slight right
2721 ft · 33 sec
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10
Continue straight
4.2 mi · 5 min
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11
Take the exit slight right toward I 90: Albany, Buffalo
2487 ft · 1 min
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12
Keep slight right to continue on I 90 West: Buffalo
803 ft · 20 sec
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13
Merge slight left onto New York State Thruway
138.1 mi · 2 hr 40 min · New York State Thruway
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14
Take the exit slight right toward NY 33 West: Buffalo
1901 ft · 46 sec
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15
Merge slight left onto Kensington Expressway
6.4 mi · 9 min · Kensington Expressway
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16
Keep slight left to continue on Oak Street
2170 ft · 40 sec
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17
Continue on Oak Street
131 m · 14 sec · Oak Street
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18
Turn right onto Genesee Street
1172 ft · 39 sec · Genesee Street
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19
Turn right onto East Huron Street
729 ft · 34 sec · East Huron Street
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20
Turn left onto Franklin Street
716 ft · 23 sec · Franklin Street
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21
Turn right onto Genesee Street
123 m · 12 sec · Genesee Street
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22
Enter the roundabout toward Niagara Square
119 m · 12 sec · Niagara Square
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23
Arrive at your destination
0 m · 1 sec · Niagara Square
Car Route Details
A richer read on the saved driving route between Williamstown and Buffalo.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
New York State Thruway
Merge slight left onto New York State Thruway
138 mi · 02h 40m
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.
Partly Sunny leaving Williamstown and Sunny near Buffalo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Williamstown to Buffalo?
The road trip is about 183.7 miles (295.7 km) and usually takes 02h 59m 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?
Clifton Springs is a useful midpoint, sitting about 91.7 miles from Williamstown and 92 miles from Buffalo.
How much longer is the road route than the straight-line distance?
The direct path is about 155.2 miles (249.7 km), while the road route adds roughly 28.5 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 12:32 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.98 one way or $51.96 round trip. Estimated CO2 is about 57.6 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Williamstown and Sunny near Buffalo.
Stop Ideas Near Clifton Springs
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 Clifton Springs.
Louise M. Slaughter Rochester Station
Empire Expo Center
William F. Walsh Regional Transportation Center
Flight Path Map
This map shows the direct air route between Williamstown and Buffalo. Straight-line distance: 155.13 mi (249.66 km).
#1 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 |
#2 Buffalo
The second most populous city in New York.
| Population | 254,479 |
| Coordinates | 42.8864500, -78.8783700 |
| Altitude | 183 |
| Country | United States |
End: Niagara Square (-78.878786, 42.886515)
Estimated Travel Time
Distance: 296 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 07m |
| 40 mph (64.37 km/h) | 04h 35m |
| 50 mph (80.47 km/h) | 03h 40m |
| 60 mph (96.56 km/h) | 03h 03m |
| 70 mph (112.65 km/h) | 02h 37m |
| 80 mph (129 km/h) | 02h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $25.98 | $51.96 |
| Mid-grade | $4.48 | $29.04 | $58.07 |
| Premium | $4.86 | $31.50 | $63.00 |
| Diesel | $4.69 | $30.42 | $60.83 |
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.