How far is Mercer, PA from Erie, PA?
The driving distance from Mercer, PA to Erie, PA is about 70.3 miles (113.1 km), with a travel time of about 01h 08m by car.
- The straight-line flight distance is about 62.8 miles (101.1 km).
- For a round trip, plan for roughly 02h 17m 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 01h 08m.
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.
City in Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Mercer and Erie.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mercer and Erie.
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1
Start on Erie Street
1117 ft · 31 sec · Erie Street
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2
Keep slight right to continue on Franklin Street
1865 ft · 37 sec · Franklin Street
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3
Keep slight right to continue on Franklin Road
4.4 mi · 6 min · Franklin Road
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4
Take the ramp slight right
2161 ft · 53 sec
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5
Merge slight left
61.4 mi · 1 hr 6 min
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6
Take the exit slight right toward PA 5 East, PA 290 East: 12th Street
1388 ft · 50 sec
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7
Turn right onto West 12th Street
2.3 mi · 5 min · West 12th Street
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8
Turn left onto State Street
2318 ft · 2 min · State Street
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9
Arrive at your destination
0 m · 1 sec · State Street
Car Route Details
A richer read on the saved driving route between Mercer and Erie.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Franklin Road
Merge slight left
61.4 mi · 01h 06m
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.
Chance Rain Showers leaving Mercer and Showers And Thunderstorms Likely near Erie.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mercer to Erie?
The road trip is about 70.3 miles (113.1 km) and usually takes 01h 08m 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?
Meadville is a useful midpoint, sitting about 34.9 miles from Mercer and 35.4 miles from Erie.
How much longer is the road route than the straight-line distance?
The direct path is about 62.8 miles (101.1 km), while the road route adds roughly 7.5 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:12 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.13 one way or $20.27 round trip. Estimated CO2 is about 22 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Mercer and Showers And Thunderstorms Likely near Erie.
Stop Ideas Near Meadville
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 Meadville.
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Fredonia, New York
Alliance
Flight Path Map
This map shows the direct air route between Mercer and Erie. Straight-line distance: 62.85 mi (101.14 km).
#1 Mercer
Borough in Mercer County, Pennsylvania, United States
| Population | 1,865 |
| Coordinates | 41.2270000, -80.2397900 |
| Altitude | 395 |
| Country | United States |
#2 Erie
The second most populous city in Pennsylvania.
| Population | 95,077 |
| Coordinates | 42.1292200, -80.0850600 |
| Altitude | 199 |
| Country | United States |
End: State Street (-80.085094, 42.129207)
Estimated Travel Time
Distance: 113 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 20m |
| 40 mph (64.37 km/h) | 01h 45m |
| 50 mph (80.47 km/h) | 01h 24m |
| 60 mph (96.56 km/h) | 01h 10m |
| 70 mph (112.65 km/h) | 01h 00m |
| 80 mph (129 km/h) | 00h 52m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $10.13 | $20.27 |
| Mid-grade | $4.60 | $11.41 | $22.81 |
| Premium | $4.95 | $12.29 | $24.57 |
| Diesel | $5.98 | $14.83 | $29.66 |
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 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.