How far is Buffalo, NY from Williamstown, NY?
The driving distance from Buffalo, NY to Williamstown, NY is about 185.1 miles (297.9 km), with a travel time of about 03h 45m by car.
- The straight-line flight distance is about 155.2 miles (249.7 km).
- For a round trip, plan for roughly 07h 31m 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 03h 45m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
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 Buffalo and Williamstown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Buffalo and Williamstown.
-
1
Start on Niagara Square
562 ft · 19 sec · Niagara Square
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2
Exit the rotary onto Court Street
809 ft · 27 sec · Court Street
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3
Continue on Lafayette Square
114 m · 18 sec · Lafayette Square
-
4
Turn left onto Washington Street
1309 ft · 45 sec · Washington Street
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5
Turn right onto Genesee Street
1429 ft · 49 sec · Genesee Street
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6
Turn left onto Elm Street
80 m · 8 sec · Elm Street
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7
Take the exit straight toward NY 33 East
972 ft · 15 sec
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8
Continue on Kensington Expressway
6.8 mi · 9 min · Kensington Expressway
-
9
Take the exit slight right toward I 90 East: Niagara Falls, Albany
1644 ft · 46 sec
-
10
Merge slight left onto New York State Thruway
138.6 mi · 2 hr 41 min · New York State Thruway
-
11
Take the exit slight right toward I 81: Watertown, Binghamton
152 m · 14 sec
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12
Continue on I 81: Watertown, Binghamton
3052 ft · 1 min
-
13
Turn straight onto I 81 North: Syracuse Airport, Watertown
3027 ft · 1 min
-
14
Merge slight left
22.5 mi · 26 min
-
15
Take the exit slight right toward NY 69: Parish
732 ft · 20 sec
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16
Turn right onto County Route 26
1087 ft · 24 sec · County Route 26
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17
Turn left
9.4 mi · 14 min
-
18
Turn slight left onto State Highway 183
4.1 mi · 7 min · State Highway 183
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19
Continue on State Route 183
3165 ft · 1 min · State Route 183
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20
At the end of the road, turn right onto State Highway 13
45 m · 8 sec · State Highway 13
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21
Turn left onto Cox Road
23 m · 5 sec · Cox Road
-
22
Turn right
7 m · 2 sec
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23
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Buffalo and Williamstown.
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
139 mi · 02h 41m
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.
Sunny leaving Buffalo 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 Buffalo to Williamstown?
The road trip is about 185.1 miles (297.9 km) and usually takes 03h 45m 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?
Clifton Springs is a useful midpoint, sitting about 92.3 miles from Buffalo and 92.7 miles from Williamstown.
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 29.9 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 9:28 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $26.18 one way or $52.36 round trip. Estimated CO2 is about 58 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Buffalo and Partly Sunny near Williamstown.
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 Buffalo and Williamstown. Straight-line distance: 155.13 mi (249.66 km).
#1 Buffalo
The second most populous city in New York.
| Population | 254,479 |
| Coordinates | 42.8864500, -78.8783700 |
| Altitude | 183 |
| 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: 298 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 10m |
| 40 mph (64.37 km/h) | 04h 37m |
| 50 mph (80.47 km/h) | 03h 42m |
| 60 mph (96.56 km/h) | 03h 05m |
| 70 mph (112.65 km/h) | 02h 38m |
| 80 mph (129 km/h) | 02h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $26.18 | $52.36 |
| Mid-grade | $4.48 | $29.26 | $58.52 |
| Premium | $4.86 | $31.74 | $63.48 |
| Diesel | $4.69 | $30.65 | $61.30 |
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.