How far is Porter, NY from Amherst, NY?
The driving distance from Porter, NY to Amherst, NY is about 338 miles (544 km), with a travel time of about 05h 38m by car.
- The straight-line flight distance is about 279.2 miles (449.4 km).
- For a round trip, plan for roughly 11h 17m 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 05h 38m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Madison County, New York, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Porter and Amherst.
Turn-by-Turn Driving Directions
Step-by-step road directions between Porter and Amherst.
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1
Start on South Grimes Hill Road
39 m · 10 sec · South Grimes Hill Road
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2
Turn right onto State Highway 22
8.3 mi · 11 min · State Highway 22
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3
Continue on North Main Street
1.9 mi · 5 min · North Main Street
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4
Continue on State Highway 22
1.3 mi · 2 min · State Highway 22
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5
Turn right onto State Highway 29
10.3 mi · 16 min · State Highway 29
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6
At the end of the road, turn right onto Main Street
3101 ft · 1 min · Main Street
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7
Continue on State Highway 29
1.2 km · 1 min · State Highway 29
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8
Enter the roundabout and take exit 2 toward the route
53 m · 3 sec
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9
Exit the roundabout
3.7 mi · 6 min
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10
Turn right onto Broad Street
1549 ft · 51 sec · Broad Street
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11
Turn left onto Spring Street
1754 ft · 50 sec · Spring Street
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12
Continue on Lake Avenue
2.1 mi · 3 min · Lake Avenue
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13
Continue on Route 29
6.1 mi · 8 min · Route 29
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14
Continue on Lake Avenue
1.1 km · 2 min · Lake Avenue
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15
Turn left onto Henning Road
1.4 km · 2 min · Henning Road
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16
Turn left onto Union Avenue
828 ft · 24 sec · Union Avenue
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17
Take the ramp slight right
2401 ft · 59 sec
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18
Merge slight left onto Adirondack Northway
3.3 mi · 4 min · Adirondack Northway
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19
Take the exit slight right toward US 9 North: Saratoga Springs
1714 ft · 37 sec
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20
Turn straight onto US 9
115 m · 12 sec · US 9
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21
Continue on US 9
1.1 mi · 2 min · US 9
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22
Turn right onto Malta Avenue
3.5 mi · 6 min · Malta Avenue
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23
Turn left onto Milton Avenue
100 m · 13 sec · Milton Avenue
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24
Turn right onto Front Street
1466 ft · 42 sec · Front Street
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25
Keep slight left to continue on Charlton Street
907 ft · 25 sec · Charlton Street
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26
Turn right onto West High Street
1358 ft · 35 sec · West High Street
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27
Continue on Amsterdam Road
12.6 mi · 17 min · Amsterdam Road
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28
Continue on State Highway 67
4.5 mi · 7 min · State Highway 67
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29
Continue on Church Street
1.4 mi · 4 min · Church Street
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30
Continue on State Highway 67
875 ft · 25 sec · State Highway 67
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31
Continue on Market Street
560 ft · 19 sec · Market Street
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32
Turn left onto Pearl Street
656 ft · 23 sec · Pearl Street
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33
Continue on East Main Street
116 m · 11 sec · East Main Street
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34
Continue on State Highway 30
1.5 km · 2 min · State Highway 30
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35
Turn left
121 m · 12 sec
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36
Continue straight
525 ft · 14 sec
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37
Keep slight right to continue on I 90 West
2189 ft · 1 min
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38
Merge slight left onto New York State Thruway
246 mi · 4 hr 44 min · New York State Thruway
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39
Take the exit slight right toward I 290: Niagara Falls
2277 ft · 37 sec
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40
Continue on Youngmann Expressway
1.8 mi · 2 min · Youngmann Expressway
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41
Take the exit slight right toward NY 324, NY 240: Sheridan Drive, Harlem Road
1117 ft · 30 sec
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42
Turn left onto Sheridan Drive
1.4 km · 2 min · Sheridan Drive
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43
Turn left onto Millersport Highway
143 m · 14 sec · Millersport Highway
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44
Arrive at your destination
0 m · 1 sec · Millersport Highway
Car Route Details
A richer read on the saved driving route between Porter and Amherst.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
New York State Thruway
Merge slight left onto New York State Thruway
246 mi · 04h 44m
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.
Chance Showers And Thunderstorms leaving Porter and Chance Rain Showers near Amherst.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Porter to Amherst?
The road trip is about 338 miles (544 km) and usually takes 05h 38m 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?
Sullivan is a useful midpoint, sitting about 158.1 miles from Porter and 180 miles from Amherst.
How much longer is the road route than the straight-line distance?
The direct path is about 279.2 miles (449.4 km), while the road route adds roughly 58.8 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 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 5:42 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $47.83 one way or $95.65 round trip. Estimated CO2 is about 106 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Porter and Chance Rain Showers near Amherst.
Stop Ideas Near Sullivan
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 Sullivan.
William F. Walsh Regional Transportation Center
Empire Expo Center
Rome station
Union Station
Flight Path Map
This map shows the direct air route between Porter and Amherst. Straight-line distance: 279.23 mi (449.37 km).
#1 Porter
Town in Niagara County, New York, United States
| Population | 6,503 |
| Coordinates | 43.2936900, -73.2776100 |
| Altitude | 176 |
| Country | United States |
#2 Amherst
Town in New York, United States
| Population | 120,809 |
| Coordinates | 42.9783900, -78.7997600 |
| Altitude | 182 |
| Country | United States |
End: Millersport Highway (-78.799874, 42.978447)
Estimated Travel Time
Distance: 544 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 15m |
| 40 mph (64.37 km/h) | 08h 27m |
| 50 mph (80.47 km/h) | 06h 45m |
| 60 mph (96.56 km/h) | 05h 38m |
| 70 mph (112.65 km/h) | 04h 49m |
| 80 mph (129 km/h) | 04h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $47.83 | $95.65 |
| Mid-grade | $4.48 | $53.46 | $106.92 |
| Premium | $4.86 | $57.99 | $115.98 |
| Diesel | $4.69 | $56.00 | $112.00 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.