How far is Amherst, NY from Williamson, NY?
The driving distance from Amherst, NY to Williamson, NY is about 94.6 miles (152.2 km), with a travel time of about 01h 59m by car.
- The straight-line flight distance is about 83.1 miles (133.8 km).
- For a round trip, plan for roughly 03h 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 01h 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 Genesee County, New York, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Amherst and Williamson.
Turn-by-Turn Driving Directions
Step-by-step road directions between Amherst and Williamson.
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1
Start on Millersport Highway
1848 ft · 51 sec · Millersport Highway
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2
Take the ramp slight right toward I 290 E
1756 ft · 43 sec
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3
Merge slight left onto Youngmann Expressway
2.4 mi · 3 min · Youngmann Expressway
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4
Keep slight left to continue on I 90 East: Albany
1 km · 57 sec
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5
Merge slight left onto New York State Thruway
41.2 mi · 48 min · New York State Thruway
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6
Take the exit slight right toward I 490, NY 19: LeRoy, Rochester
1 km · 1 min
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7
Continue on Western Expressway
18.7 mi · 22 min · Western Expressway
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8
Take the exit slight left toward NY 390 North: Greece
1.2 km · 1 min
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9
Merge slight right onto Outer Loop
2.8 mi · 4 min · Outer Loop
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10
Take the exit slight right toward NY 104 East: Ridge Road East
1288 ft · 34 sec
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11
Merge slight left onto West Ridge Road
2.9 mi · 4 min · West Ridge Road
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12
Continue on Veterans Memorial Bridge
1030 ft · 13 sec · Veterans Memorial Bridge
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13
Continue on Keeler Street Expressway
22.8 mi · 32 min · Keeler Street Expressway
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14
Turn right onto Lake Avenue
3255 ft · 1 min · Lake Avenue
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15
Turn left onto Main Street
2 m · 1 sec · Main Street
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16
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Amherst and Williamson.
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
41.2 mi · 00h 48m
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 Amherst and Mostly Sunny near Williamson.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Amherst to Williamson?
The road trip is about 94.6 miles (152.2 km) and usually takes 01h 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?
Bergen is a useful midpoint, sitting about 47.2 miles from Amherst and 47.3 miles from Williamson.
How much longer is the road route than the straight-line distance?
The direct path is about 83.1 miles (133.8 km), while the road route adds roughly 11.5 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 2:32 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.39 one way or $26.78 round trip. Estimated CO2 is about 29.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Amherst and Mostly Sunny near Williamson.
Stop Ideas Near Bergen
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 Bergen.
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 Amherst and Williamson. Straight-line distance: 83.15 mi (133.82 km).
#1 Amherst
Town in New York, United States
| Population | 120,809 |
| Coordinates | 42.9783900, -78.7997600 |
| Altitude | 182 |
| Country | United States |
#2 Williamson
Town in New York, United States
| Population | 6,688 |
| Coordinates | 43.2239500, -77.1860900 |
| Altitude | 135 |
| Country | United States |
End: Williamson (-77.18609, 43.22395)
Estimated Travel Time
Distance: 152 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 09m |
| 40 mph (64.37 km/h) | 02h 21m |
| 50 mph (80.47 km/h) | 01h 53m |
| 60 mph (96.56 km/h) | 01h 34m |
| 70 mph (112.65 km/h) | 01h 21m |
| 80 mph (129 km/h) | 01h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $13.39 | $26.78 |
| Mid-grade | $4.48 | $14.97 | $29.93 |
| Premium | $4.86 | $16.24 | $32.47 |
| Diesel | $4.69 | $15.68 | $31.36 |
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.