How far is Erie, PA from West Mifflin, PA?
The driving distance from Erie, PA to West Mifflin, PA is about 137.8 miles (221.8 km), with a travel time of about 02h 49m by car.
- The straight-line flight distance is about 122.5 miles (197.2 km).
- For a round trip, plan for roughly 05h 39m 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 02h 49m.
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.
Borough in Mercer County, Pennsylvania, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Areas Of Frost then Sunny
Driving Route Map
The map below follows the saved road route between Erie and West Mifflin.
Turn-by-Turn Driving Directions
Step-by-step road directions between Erie and West Mifflin.
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1
Start on State Street
2318 ft · 2 min · State Street
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2
Turn right onto West 12th Street
2 mi · 4 min · West 12th Street
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3
Turn right onto Greengarden Boulevard
583 ft · 23 sec · Greengarden Boulevard
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4
Turn left onto West Bayfront Parkway
862 ft · 20 sec · West Bayfront Parkway
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5
Continue on Raymond P Shafer Highway
111.8 mi · 2 hr 1 min · Raymond P Shafer Highway
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6
Keep slight left to continue on Parkway North
11.4 mi · 16 min · Parkway North
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7
Keep slight right to continue on I 579 South: Veterans Bridge
1.6 mi · 3 min
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8
Keep slight right to continue on Oakland, Monroeville
1809 ft · 40 sec
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9
Merge slight right onto Boulevard of the Allies
1 mi · 2 min · Boulevard of the Allies
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10
Take the exit slight right toward I 376 East: Monroeville
2304 ft · 56 sec
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11
Merge slight right onto Penn-Lincoln Parkway East
2.1 mi · 3 min · Penn-Lincoln Parkway East
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12
Take the exit slight right toward Squirrel Hill, Homestead
1294 ft · 38 sec
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13
Turn straight onto Beechwood Boulevard
2685 ft · 2 min · Beechwood Boulevard
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14
Continue on Browns Hill Road
1 km · 2 min · Browns Hill Road
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15
Continue on Homestead Grays Bridge
1 km · 2 min · Homestead Grays Bridge
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16
Continue on West Street
1.3 km · 2 min · West Street
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17
Turn left onto East 22nd Avenue
98 m · 10 sec · East 22nd Avenue
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18
Turn right onto Main Street
1049 ft · 26 sec · Main Street
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19
Turn left onto Farragut Street
63 m · 6 sec · Farragut Street
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20
Turn right onto Vondera Street
1439 ft · 40 sec · Vondera Street
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21
Continue on Homestead Duquesne Road
1202 ft · 38 sec · Homestead Duquesne Road
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22
Turn left onto Duquesne Avenue
2640 ft · 1 min · Duquesne Avenue
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23
Continue on Greensprings Avenue
1.2 km · 2 min · Greensprings Avenue
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24
Continue on Homeville Road
1.3 mi · 3 min · Homeville Road
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25
Continue on Homestead Duquesne Road
1131 ft · 35 sec · Homestead Duquesne Road
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26
Turn right onto Purdy Street
79 m · 14 sec · Purdy Street
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27
Turn right onto Ohio Avenue
22 m · 3 sec · Ohio Avenue
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28
Arrive at your destination
0 m · 1 sec · Ohio Avenue
Car Route Details
A richer read on the saved driving route between Erie and West Mifflin.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Raymond P Shafer Highway
Continue on Raymond P Shafer Highway
112 mi · 02h 02m
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.
Sunny leaving Erie and Areas Of Frost then Sunny near West Mifflin.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Erie to West Mifflin?
The road trip is about 137.8 miles (221.8 km) and usually takes 02h 49m 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?
Mercer is a useful midpoint, sitting about 68.9 miles from Erie and 68.8 miles from West Mifflin.
How much longer is the road route than the straight-line distance?
The direct path is about 122.5 miles (197.2 km), while the road route adds roughly 15.3 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 12:50 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.86 one way or $39.72 round trip. Estimated CO2 is about 43.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Erie and Areas Of Frost then Sunny near West Mifflin.
Stop Ideas Near Mercer
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 Mercer.
Alliance
Union Station
Union Station
Greensburg
Flight Path Map
This map shows the direct air route between Erie and West Mifflin. Straight-line distance: 122.53 mi (197.2 km).
#1 Erie
The second most populous city in Pennsylvania.
| Population | 95,077 |
| Coordinates | 42.1292200, -80.0850600 |
| Altitude | 199 |
| Country | United States |
#2 West Mifflin
Borough of Pennsylvania
| Population | 19,588 |
| Coordinates | 40.3634000, -79.8664400 |
| Altitude | 334 |
| Country | United States |
End: West Mifflin (-79.86644, 40.3634)
Estimated Travel Time
Distance: 222 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 35m |
| 40 mph (64.37 km/h) | 03h 26m |
| 50 mph (80.47 km/h) | 02h 45m |
| 60 mph (96.56 km/h) | 02h 17m |
| 70 mph (112.65 km/h) | 01h 58m |
| 80 mph (129 km/h) | 01h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $19.86 | $39.72 |
| Mid-grade | $4.60 | $22.35 | $44.70 |
| Premium | $4.95 | $24.08 | $48.15 |
| Diesel | $5.98 | $29.06 | $58.13 |
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 Pennsylvania · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.