How far is Williamson, NY from Buffalo, NY?
The driving distance from Williamson, NY to Buffalo, NY is about 100.8 miles (162.2 km), with a travel time of about 01h 42m by car.
- The straight-line flight distance is about 88.5 miles (142.5 km).
- For a round trip, plan for roughly 03h 24m 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 42m.
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 Genesee County, New York, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Slight Chance Rain Showers then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Williamson and Buffalo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Williamson and Buffalo.
-
1
Start on Main Street
2 m · 5 sec · Main Street
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2
Turn right onto Lake Avenue
3255 ft · 57 sec · Lake Avenue
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3
Turn left
25.6 mi · 35 min
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4
Take the exit straight toward NY 390
53 m · 4 sec
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5
Keep slight left to continue on NY 390 South
2794 ft · 1 min
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6
Merge slight left onto Outer Loop
2.6 mi · 4 min · Outer Loop
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7
Take the exit slight right toward I 490: Rochester, Buffalo
1605 ft · 25 sec
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8
Keep slight right to continue on I 490 West: Buffalo
1477 ft · 28 sec
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9
Merge slight left onto Western Expressway
19 mi · 23 min · Western Expressway
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10
Keep slight right to continue on I 90 West: Buffalo
1726 ft · 42 sec
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11
Merge slight left onto New York State Thruway
42.5 mi · 50 min · New York State Thruway
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12
Take the exit slight right toward NY 33 West: Buffalo
1901 ft · 46 sec
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13
Merge slight left onto Kensington Expressway
6.4 mi · 9 min · Kensington Expressway
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14
Keep slight left to continue on Oak Street
2170 ft · 40 sec
-
15
Continue on Oak Street
131 m · 14 sec · Oak Street
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16
Turn right onto Genesee Street
1172 ft · 39 sec · Genesee Street
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17
Turn right onto East Huron Street
729 ft · 34 sec · East Huron Street
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18
Turn left onto Franklin Street
716 ft · 23 sec · Franklin Street
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19
Turn right onto Genesee Street
123 m · 12 sec · Genesee Street
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20
Enter the roundabout toward Niagara Square
119 m · 12 sec · Niagara Square
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21
Arrive at your destination
0 m · 1 sec · Niagara Square
Car Route Details
A richer read on the saved driving route between Williamson 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
42.5 mi · 00h 50m
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.
Mostly Sunny leaving Williamson and Slight Chance Rain Showers then Mostly Sunny near Buffalo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Williamson to Buffalo?
The road trip is about 100.8 miles (162.2 km) and usually takes 01h 42m 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?
Le Roy is a useful midpoint, sitting about 49.8 miles from Williamson and 51 miles from Buffalo.
How much longer is the road route than the straight-line distance?
The direct path is about 88.5 miles (142.5 km), while the road route adds roughly 12.3 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 3:06 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.27 one way or $28.54 round trip. Estimated CO2 is about 31.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Williamson and Slight Chance Rain Showers then Mostly Sunny near Buffalo.
Stop Ideas Near Le Roy
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 Le Roy.
Louise M. Slaughter Rochester Station
Buffalo–Depew station
Buffalo–Exchange Street
Niagara Falls Station and Customhouse Interpretive Center
Flight Path Map
This map shows the direct air route between Williamson and Buffalo. Straight-line distance: 88.56 mi (142.52 km).
#1 Williamson
Town in New York, United States
| Population | 6,688 |
| Coordinates | 43.2239500, -77.1860900 |
| Altitude | 135 |
| 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: 162 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 21m |
| 40 mph (64.37 km/h) | 02h 31m |
| 50 mph (80.47 km/h) | 02h 00m |
| 60 mph (96.56 km/h) | 01h 40m |
| 70 mph (112.65 km/h) | 01h 26m |
| 80 mph (129 km/h) | 01h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $14.27 | $28.54 |
| Mid-grade | $4.48 | $15.95 | $31.90 |
| Premium | $4.86 | $17.31 | $34.61 |
| Diesel | $4.69 | $16.71 | $33.42 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.