How far is West Mifflin, PA from Erie, PA?

The driving distance from West Mifflin, PA to Erie, PA is about 138.3 miles (222.5 km), with a travel time of about 02h 18m by car.

  • The straight-line flight distance is about 122.5 miles (197.2 km).
  • For a round trip, plan for roughly 04h 37m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
138.28 mi
02h 18m
Flight
122.53 mi
197.2 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from West Mifflin.

Flight Distance

Direct air line
122.53 mi
Kilometers
197.2 km
Flight Time
00h 14m

Driving Distance

Road route
138.28 mi
Kilometers
222.54 km
Drive Time
02h 18m

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 18m.

Arrival Snapshot
Arrive in Erie
Tue, May 12, 10:48 PM EDT
Return by in West Mifflin
Wed, May 13, 1:07 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave West Mifflin
2026-05-12T20:29
Arrive Erie
Tue, May 12, 10:48 PM EDT
Route Timing
02h 18m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:19 AM to 12:19 PM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:52 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in West Mifflin
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Mercer
PA

Borough in Mercer County, Pennsylvania, United States

From West Mifflin
69.3 mi
01h 09m
To Erie
69 mi
01h 09m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
69°F
Tuesday

Areas Of Frost then Sunny

Starts
Tue, May 12 6:00 AM EDT
Wind
1 to 5 mph SE
Destination
59°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM EDT
Wind
5 mph SW

Driving Route Map

The map below follows the saved road route between West Mifflin and Erie.

Turn-by-Turn Driving Directions

Step-by-step road directions between West Mifflin and Erie.

  1. 1

    Start on Ohio Avenue

    22 m · 9 sec · Ohio Avenue

  2. 2

    Turn left onto Purdy Street

    79 m · 18 sec · Purdy Street

  3. 3

    Turn left onto Homestead Duquesne Road

    1131 ft · 33 sec · Homestead Duquesne Road

  4. 4

    Continue on Homeville Road

    1.3 mi · 3 min · Homeville Road

  5. 5

    Continue on Greensprings Avenue

    1.2 km · 2 min · Greensprings Avenue

  6. 6

    Keep slight left to continue on Duquesne Avenue

    2640 ft · 1 min · Duquesne Avenue

  7. 7

    At the end of the road, turn right onto Homestead Duquesne Road

    1202 ft · 33 sec · Homestead Duquesne Road

  8. 8

    Continue on Vondera Street

    1645 ft · 49 sec · Vondera Street

  9. 9

    Turn right onto Main Street

    1049 ft · 27 sec · Main Street

  10. 10

    Turn left onto East 22nd Avenue

    98 m · 9 sec · East 22nd Avenue

  11. 11

    Turn right onto West Street

    1.3 km · 2 min · West Street

  12. 12

    Continue on Homestead Grays Bridge

    1 km · 2 min · Homestead Grays Bridge

  13. 13

    Continue on Browns Hill Road

    1 km · 2 min · Browns Hill Road

  14. 14

    Continue on Beechwood Boulevard

    1.2 km · 2 min · Beechwood Boulevard

  15. 15

    Take the ramp straight toward I 376 West: Pittsburgh

    1059 ft · 27 sec

  16. 16

    Continue on I 376 West: Pittsburgh

    1663 ft · 40 sec

  17. 17

    Merge slight left onto Penn-Lincoln Parkway East

    3.8 mi · 5 min · Penn-Lincoln Parkway East

  18. 18

    Take the exit slight right toward I 279 North: Fort Duquesne Bridge, North Shore

    1703 ft · 38 sec

  19. 19

    Continue straight

    13.2 mi · 18 min

  20. 20

    Merge slight left

    111.2 mi · 2 hr 1 min

  21. 21

    Take the exit slight right toward PA 5 East, PA 290 East: 12th Street

    1388 ft · 50 sec

  22. 22

    Turn right onto West 12th Street

    2.3 mi · 5 min · West 12th Street

  23. 23

    Turn left onto State Street

    2318 ft · 2 min · State Street

  24. 24

    Arrive at your destination

    0 m · 1 sec · State Street

Car Route Details

A richer read on the saved driving route between West Mifflin and Erie.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
24 steps
8 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
17.4 / 100 mi
Decision points by distance
Main Roads
I 279 North
125 mi · 90%
Penn-Lincoln Parkway East
3.83 mi · 3%
West 12th Street
2.3 mi · 2%
Homeville Road
1.34 mi · 1%
West Street
0.78 mi · 1%
Beechwood Boulevard
0.78 mi · 1%
Longest Stretch

I 279 North

Merge slight left

111 mi · 02h 01m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
02h 18m
Day trip friendly
Same-Day Return
04h 38m
Round-trip wheel time
Road vs Air
+15.8 mi
122.5 mi direct line
Halfway Stop
Mercer
01h 09m from West Mifflin
Leave By
1:52 PM EDT
Morning start is best
Weather Watch

Areas Of Frost then Sunny leaving West Mifflin and Sunny near Erie.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from West Mifflin to Erie?

The road trip is about 138.3 miles (222.5 km) and usually takes 02h 18m 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 69.3 miles from West Mifflin and 69 miles from Erie.

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 15.8 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:52 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $19.94 one way or $39.88 round trip. Estimated CO2 is about 43.4 kg one way.

What should you check before leaving?

Before you leave, expect Areas Of Frost then Sunny around West Mifflin and Sunny near Erie.

Stop Ideas Near Mercer

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Mercer, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Mercer.

RAIL

Alliance

79 mi away
820 East Main Street
RAIL

Union Station

89 mi away
1100 Liberty Avenue
RAIL

Union Station

100 mi away
125 West 14th Street
RAIL

Greensburg

118 mi away
Harrison Ave. and Seton Hill Dr.

Flight Path Map

This map shows the direct air route between West Mifflin and Erie. Straight-line distance: 122.53 mi (197.2 km).

West Mifflin

#1 West Mifflin

Borough of Pennsylvania

Population19,588
Coordinates40.3634000, -79.8664400
Altitude334
CountryUnited States
Erie

#2 Erie

The second most populous city in Pennsylvania.

Population95,077
Coordinates42.1292200, -80.0850600
Altitude199
CountryUnited States
Start: Ohio Avenue (-79.866623, 40.3635)
End: State Street (-80.085094, 42.129207)

Estimated Travel Time

Distance: 223 km by road

SpeedTime
30 mph (48.3 km/h)04h 36m
40 mph (64.37 km/h)03h 27m
50 mph (80.47 km/h)02h 45m
60 mph (96.56 km/h)02h 18m
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.

One-way fuel
4.88 gal
18.47 L · about $19.94
Round trip
$39.88
9.76 gal · 36.94 L
Estimated CO2
43.4 kg one way
Round trip: 86.7 kg / 191 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $19.94 $39.88
Mid-grade $4.60 $22.44 $44.89
Premium $4.95 $24.18 $48.35
Diesel $5.98 $29.18 $58.36

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 Pennsylvania · May 13, 2026

There is no time difference between West Mifflin and Erie. The current time is 20:29:56.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.