How far is Harriman, NY from Buffalo, NY?
The driving distance from Harriman, NY to Buffalo, NY is about 339.5 miles (546.4 km), with a travel time of about 05h 37m by car.
- The straight-line flight distance is about 266 miles (428.1 km).
- For a round trip, plan for roughly 11h 15m 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 37m.
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.
Town in New York, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Chance Rain Showers then Chance Snow Showers
Driving Route Map
The map below follows the saved road route between Harriman and Buffalo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Harriman and Buffalo.
-
1
Start on Averell Avenue
1.3 km · 2 min · Averell Avenue
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2
Take the ramp left toward NY 17 West
134.9 mi · 2 hr 47 min
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3
Keep slight left to continue on I 86: Corning
100 mi · 1 hr 57 min
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4
Keep slight left to continue on Genesee Expressway
32.9 mi · 38 min · Genesee Expressway
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5
Take the exit slight right toward NY 36: Mount Morris, Letchworth Park
1030 ft · 23 sec
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6
Turn left onto Sonyea Road
4.3 mi · 7 min · Sonyea Road
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7
Continue on Main Street
1.8 mi · 5 min · Main Street
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8
Continue on Mount Morris Road
1.3 mi · 2 min · Mount Morris Road
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9
Turn left onto Perry Road
2.3 mi · 3 min · Perry Road
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10
Continue on Leicester Road
7.4 mi · 11 min · Leicester Road
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11
Continue on East Buffalo Street
4.6 mi · 9 min · East Buffalo Street
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12
Continue on West Buffalo Road
1.7 mi · 2 min · West Buffalo Road
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13
Continue on Varysburg Road
10.9 mi · 16 min · Varysburg Road
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14
Continue on Big Tree Road
10.5 mi · 16 min · Big Tree Road
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15
Take the ramp slight right
1249 ft · 30 sec
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16
Merge slight left onto Aurora Expressway
12.5 mi · 15 min · Aurora Expressway
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17
Keep slight right to continue on I 90 East: Buffalo
1283 ft · 27 sec
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18
Merge slight left onto New York State Thruway
1.3 mi · 2 min · New York State Thruway
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19
Take the exit slight right toward I 190 North: Downtown Buffalo, Niagara Falls
2943 ft · 1 min
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20
Continue on Niagara Thruway
4.9 mi · 7 min · Niagara Thruway
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21
Take the exit slight right toward Buffalo, Outer Harbor, Church Street
1258 ft · 34 sec
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22
Continue on Church Street
159 m · 22 sec · Church Street
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23
Turn left onto Delaware Avenue
837 ft · 29 sec · Delaware Avenue
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24
Enter the roundabout toward Niagara Square
893 ft · 30 sec · Niagara Square
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25
Arrive at your destination
0 m · 1 sec · Niagara Square
Car Route Details
A richer read on the saved driving route between Harriman and Buffalo.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
NY 17 West
Take the ramp left toward NY 17 West
135 mi · 02h 47m
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.
Rain Showers Likely leaving Harriman and Chance Rain Showers then Chance Snow Showers near Buffalo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Harriman to Buffalo?
The road trip is about 339.5 miles (546.4 km) and usually takes 05h 37m 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?
Barton is a useful midpoint, sitting about 166.8 miles from Harriman and 172.7 miles from Buffalo.
How much longer is the road route than the straight-line distance?
The direct path is about 266 miles (428.1 km), while the road route adds roughly 73.5 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 5:44 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $48.03 one way or $96.06 round trip. Estimated CO2 is about 106.5 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Harriman and Chance Rain Showers then Chance Snow Showers near Buffalo.
Stop Ideas Near Barton
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 Barton.
Scranton, PA
Wilkes-Barre, PA
Empire Expo Center
William F. Walsh Regional Transportation Center
Flight Path Map
This map shows the direct air route between Harriman and Buffalo. Straight-line distance: 266 mi (428.09 km).
#1 Harriman
Village in New York
| Population | 2,421 |
| Coordinates | 41.3084300, -74.1445900 |
| Altitude | 164 |
| 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: 546 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 18m |
| 40 mph (64.37 km/h) | 08h 29m |
| 50 mph (80.47 km/h) | 06h 47m |
| 60 mph (96.56 km/h) | 05h 39m |
| 70 mph (112.65 km/h) | 04h 50m |
| 80 mph (129 km/h) | 04h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $48.03 | $96.06 |
| Mid-grade | $4.48 | $53.68 | $107.36 |
| Premium | $4.86 | $58.23 | $116.47 |
| Diesel | $4.69 | $56.23 | $112.47 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.