How far is Port Chester, NY from Buffalo, NY?
The driving distance from Port Chester, NY to Buffalo, NY is about 381.8 miles (614.4 km), with a travel time of about 06h 18m by car.
- The straight-line flight distance is about 297.8 miles (479.2 km).
- For a round trip, plan for roughly 12h 36m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 18m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 Broome County, New York, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Slight Chance Rain Showers then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Port Chester and Buffalo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Chester and Buffalo.
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1
Start on North Pearl Street
2021 ft · 59 sec · North Pearl Street
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2
Turn slight right onto Boston Post Road
2514 ft · 51 sec · Boston Post Road
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3
Take the ramp straight
154 m · 12 sec
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4
Merge slight left onto Cross Westchester Expressway
10.8 mi · 13 min · Cross Westchester Expressway
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5
Merge slight right onto New York State Thruway
8.9 mi · 12 min · New York State Thruway
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6
Take the exit slight right toward Palisades Parkway North, Bear Mountain
1.1 km · 1 min
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7
Merge slight left onto Palisades Interstate Parkway
14.9 mi · 17 min · Palisades Interstate Parkway
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8
Take the exit slight left toward I-87: US 6 West, NY 17, New York State Thruway
1972 ft · 49 sec
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9
Enter the roundabout and take exit 2 toward Long Mountain Circle
114 m · 5 sec · Long Mountain Parkway
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10
Exit the rotary onto Long Mountain Parkway
107.5 mi · 2 hr 15 min · Long Mountain Parkway
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11
Continue straight
33.7 mi · 40 min
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12
Keep slight left to continue on I 86: Corning
100 mi · 1 hr 57 min
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13
Keep slight left to continue on Genesee Expressway
32.9 mi · 38 min · Genesee Expressway
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14
Take the exit slight right toward NY 36: Mount Morris, Letchworth Park
1030 ft · 23 sec
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15
Turn left onto Sonyea Road
4.3 mi · 7 min · Sonyea Road
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16
Continue on Main Street
1.8 mi · 5 min · Main Street
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17
Continue on Mount Morris Road
1.3 mi · 2 min · Mount Morris Road
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18
Turn left onto Perry Road
2.3 mi · 3 min · Perry Road
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19
Continue on Leicester Road
7.4 mi · 11 min · Leicester Road
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20
Continue on East Buffalo Street
4.6 mi · 9 min · East Buffalo Street
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21
Continue on West Buffalo Road
1.7 mi · 2 min · West Buffalo Road
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22
Continue on Varysburg Road
10.9 mi · 16 min · Varysburg Road
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23
Continue on Big Tree Road
10.5 mi · 16 min · Big Tree Road
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24
Take the ramp slight right
1249 ft · 30 sec
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25
Merge slight left onto Aurora Expressway
12.5 mi · 15 min · Aurora Expressway
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26
Keep slight right to continue on I 90 East: Buffalo
1283 ft · 27 sec
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27
Merge slight left onto New York State Thruway
1.3 mi · 2 min · New York State Thruway
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28
Take the exit slight right toward I 190 North: Downtown Buffalo, Niagara Falls
2943 ft · 1 min
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29
Continue on Niagara Thruway
4.9 mi · 7 min · Niagara Thruway
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30
Take the exit slight right toward Buffalo, Outer Harbor, Church Street
1258 ft · 34 sec
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31
Continue on Church Street
159 m · 22 sec · Church Street
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32
Turn left onto Delaware Avenue
837 ft · 29 sec · Delaware Avenue
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33
Enter the roundabout toward Niagara Square
893 ft · 30 sec · Niagara Square
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34
Arrive at your destination
0 m · 1 sec · Niagara Square
Car Route Details
A richer read on the saved driving route between Port Chester and Buffalo.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Long Mountain Parkway
Exit the rotary onto Long Mountain Parkway
108 mi · 02h 15m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Rain Showers leaving Port Chester 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 Port Chester to Buffalo?
The road trip is about 381.8 miles (614.4 km) and usually takes 06h 18m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Vestal is a useful midpoint, sitting about 187.9 miles from Port Chester and 193.8 miles from Buffalo.
How much longer is the road route than the straight-line distance?
The direct path is about 297.8 miles (479.2 km), while the road route adds roughly 84 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 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $54.00 one way or $108.00 round trip. Estimated CO2 is about 119.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Port Chester and Slight Chance Rain Showers then Mostly Sunny near Buffalo.
Stop Ideas Near Vestal
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 Vestal.
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 Port Chester and Buffalo. Straight-line distance: 297.79 mi (479.24 km).
#1 Port Chester
Village in Westchester County, New York
| Population | 28,857 |
| Coordinates | 41.0017600, -73.6656800 |
| Altitude | 13 |
| 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: 614 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 43m |
| 40 mph (64.37 km/h) | 09h 32m |
| 50 mph (80.47 km/h) | 07h 38m |
| 60 mph (96.56 km/h) | 06h 21m |
| 70 mph (112.65 km/h) | 05h 27m |
| 80 mph (129 km/h) | 04h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $54.00 | $108.00 |
| Mid-grade | $4.48 | $60.36 | $120.72 |
| Premium | $4.86 | $65.48 | $130.96 |
| Diesel | $4.69 | $63.23 | $126.46 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.