How far is Derry, PA from Erie, PA?
The driving distance from Derry, PA to Erie, PA is about 168.3 miles (270.8 km), with a travel time of about 02h 51m by car.
- The straight-line flight distance is about 130.6 miles (210.1 km).
- For a round trip, plan for roughly 05h 42m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
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 51m.
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.
Township in Lawrence County, Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Snow Showers then Chance Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between Derry and Erie.
Turn-by-Turn Driving Directions
Step-by-step road directions between Derry and Erie.
-
1
Start on East 1st Avenue
75 m · 16 sec · East 1st Avenue
-
2
Turn left onto South Chestnut Street
115 m · 19 sec · South Chestnut Street
-
3
Turn right onto West 2nd Avenue
113 m · 24 sec · West 2nd Avenue
-
4
Turn left onto Y Street
738 ft · 15 sec · Y Street
-
5
Turn right onto West 4th Avenue
1.9 mi · 3 min · West 4th Avenue
-
6
Turn right onto State Route 1020
116 m · 8 sec · State Route 1020
-
7
Continue on New Latrobe - Derry Road
2350 ft · 40 sec · New Latrobe - Derry Road
-
8
Continue on Industrial Boulevard
1.9 mi · 4 min · Industrial Boulevard
-
9
Turn right
6.5 mi · 11 min
-
10
Turn left onto William Penn Highway
16.6 mi · 26 min · William Penn Highway
-
11
Turn left onto Northern Pike
1.8 mi · 4 min · Northern Pike
-
12
Turn right onto Mosside Boulevard
531 ft · 10 sec · Mosside Boulevard
-
13
Turn right onto Daugherty Drive
56 m · 12 sec · Daugherty Drive
-
14
Turn right
128 m · 36 sec
-
15
Take the ramp right
885 ft · 30 sec
-
16
Keep slight left to continue on I 76 West: Ohio
1588 ft · 54 sec
-
17
Merge slight left onto Pennsylvania Turnpike
27.7 mi · 30 min · Pennsylvania Turnpike
-
18
Take the exit slight right toward I 79, US 19: Erie, Pittsburgh, Warrendale, Cranberry
1064 ft · 26 sec
-
19
Keep slight left
2049 ft · 54 sec
-
20
Keep slight left to continue on I 79 North: Erie
2892 ft · 1 min
-
21
Merge slight left
105.2 mi · 1 hr 53 min
-
22
Take the exit slight right toward PA 5 East, PA 290 East: 12th Street
1388 ft · 50 sec
-
23
Turn right onto West 12th Street
2.3 mi · 5 min · West 12th Street
-
24
Turn left onto State Street
2318 ft · 2 min · State Street
-
25
Arrive at your destination
0 m · 1 sec · State Street
Car Route Details
A richer read on the saved driving route between Derry and Erie.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 79 North
Merge slight left
105 mi · 01h 53m
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.
Slight Chance Snow Showers then Chance Rain Showers leaving Derry and Rain Showers near Erie.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Derry to Erie?
The road trip is about 168.3 miles (270.8 km) and usually takes 02h 51m 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?
Plain Grove is a useful midpoint, sitting about 83.6 miles from Derry and 84.7 miles from Erie.
How much longer is the road route than the straight-line distance?
The direct path is about 130.6 miles (210.1 km), while the road route adds roughly 37.7 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 EST. If you want a more comfortable same-day return, try to leave by 12:48 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $26.15 one way or $52.30 round trip. Estimated CO2 is about 52.8 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Snow Showers then Chance Rain Showers around Derry and Rain Showers near Erie.
Stop Ideas Near Plain Grove
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 Plain Grove.
Union Station
Alliance
Greensburg
Latrobe station
Flight Path Map
This map shows the direct air route between Derry and Erie. Straight-line distance: 130.58 mi (210.15 km).
#1 Derry
Situated in the foothills of the Chestnut Ridge within southwestern Pennsylvania, this borough is positioned in eastern Westmoreland County.
| Population | 0 |
| Coordinates | 40.3339600, -79.2997600 |
| Altitude | 360 |
| 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: 271 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 36m |
| 40 mph (64.37 km/h) | 04h 12m |
| 50 mph (80.47 km/h) | 03h 21m |
| 60 mph (96.56 km/h) | 02h 48m |
| 70 mph (112.65 km/h) | 02h 24m |
| 80 mph (129 km/h) | 02h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.40 | $26.15 | $52.30 |
| Mid-grade | $4.82 | $28.65 | $57.30 |
| Premium | $5.27 | $31.33 | $62.66 |
| Diesel | $6.58 | $39.10 | $78.19 |
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 · Nov 06, 2026