How far is Boulder, CO from Erie, PA?
The driving distance from Boulder, CO to Erie, PA is about 1450.9 miles (2335 km), with a travel time of about 26h 06m by car.
- The straight-line flight distance is about 1315.1 miles (2116.5 km).
- For a round trip, plan for roughly 52h 12m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
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 26h 06m.
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.
City in Iowa, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Boulder and Erie.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boulder and Erie.
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1
Start on the route
27 m · 7 sec
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2
Turn right onto 19th Street
44 m · 14 sec · 19th Street
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3
Turn left onto Arapahoe Avenue
3210 ft · 2 min · Arapahoe Avenue
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4
Turn right onto 28th Street
1.2 km · 2 min · 28th Street
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5
Turn straight onto Denver–Boulder Turnpike
3.4 mi · 4 min · Denver–Boulder Turnpike
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6
Keep slight right to continue on Denver–Boulder Turnpike
1.7 mi · 2 min · Denver–Boulder Turnpike
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7
Keep slight right to continue on Denver–Boulder Turnpike
2.6 mi · 3 min · Denver–Boulder Turnpike
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8
Keep slight right to continue on Denver–Boulder Turnpike
3170 ft · 42 sec · Denver–Boulder Turnpike
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9
Take the exit slight right toward Northwest Parkway, Interlocken Loop
1460 ft · 29 sec
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10
Keep slight left to continue on Northwest Parkway, RTD Park-n-Ride, Louisville
67 m · 8 sec
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11
Turn left onto Interlocken Loop
650 ft · 24 sec · Interlocken Loop
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12
Continue on Northwest Parkway
9.5 mi · 10 min · Northwest Parkway
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13
Continue on E-470
11.3 mi · 11 min · E-470
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14
Take the exit slight right toward 120th Avenue
2365 ft · 56 sec
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15
Turn left onto East 120th Avenue
718 ft · 28 sec · East 120th Avenue
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16
Turn left onto E 470 Toll North
1885 ft · 48 sec
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17
Merge slight left onto E-470
2403 ft · 27 sec · E-470
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18
Take the exit slight right toward I 76 East: Fort Morgan
1.1 mi · 2 min
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19
Merge slight left onto Heartland Expressway
168.3 mi · 2 hr 48 min · Heartland Expressway
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20
Merge slight left
474.5 mi · 8 hr 11 min
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21
Keep slight right to continue on I 35, I 80 East: Chicago, Minneapolis, Kansas City
14.4 mi · 17 min
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22
Keep slight left
152.3 mi · 2 hr 45 min
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23
Take the exit slight right toward I 280 East, US 6 East, US 61 South: Rock Island, Moline
13.2 mi · 16 min
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24
Continue straight
13.9 mi · 15 min
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25
Keep slight left
2239 ft · 27 sec
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26
Merge slight left
144.9 mi · 2 hr 40 min
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27
Keep slight left
23.6 mi · 32 min
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28
Take the exit slight right toward I 80 East, I 90
1.4 km · 2 min
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29
Keep slight right to continue on I 80 East, I 90 East: Ohio, Indiana Toll Road East
1438 ft · 49 sec
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30
Merge slight left onto Indiana Toll Road
135.9 mi · 2 hr 27 min · Indiana Toll Road
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31
Continue on Ohio Turnpike
141.9 mi · 2 hr 32 min · Ohio Turnpike
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32
Keep slight right to continue on Ohio Turnpike Connector
2.6 mi · 3 min · Ohio Turnpike Connector
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33
Continue on Northwest Freeway
25.6 mi · 31 min · Northwest Freeway
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34
Keep slight right
4.6 mi · 7 min
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35
Merge slight right onto Cleveland Memorial Shoreway
1.7 mi · 2 min · Cleveland Memorial Shoreway
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36
Continue on Lakeland Freeway
8.8 mi · 11 min · Lakeland Freeway
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37
Keep slight right to continue on Euclid Spur
3.8 mi · 5 min · Euclid Spur
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38
Continue on I 90
77 mi · 1 hr 25 min · I 90
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39
Take the exit slight right toward I-79 North: Erie
2651 ft · 2 min
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40
Merge slight left onto Raymond P Shafer Highway
5.5 mi · 6 min · Raymond P Shafer Highway
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41
Take the exit slight right toward PA 5 East, PA 290 East: 12th Street
1388 ft · 50 sec
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42
Turn right onto West 12th Street
2.3 mi · 5 min · West 12th Street
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43
Turn left onto State Street
2318 ft · 2 min · State Street
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44
Arrive at your destination
0 m · 1 sec · State Street
Car Route Details
A richer read on the saved driving route between Boulder and Erie.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Heartland Expressway
Merge slight left
474 mi · 08h 11m
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.
Mostly Sunny leaving Boulder and Sunny near Erie.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Boulder to Erie?
The road trip is about 1450.9 miles (2335 km) and usually takes 26h 06m 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?
Kellogg is a useful midpoint, sitting about 724 miles from Boulder and 726.9 miles from Erie.
How much longer is the road route than the straight-line distance?
The direct path is about 1315.1 miles (2116.5 km), while the road route adds roughly 135.8 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 6:00 AM to 7:30 AM MDT. 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 $221.85 one way or $443.70 round trip. Estimated CO2 is about 455 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 2 hour time difference between Boulder and Erie, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Boulder and Sunny near Erie.
Stop Ideas Near Kellogg
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 Kellogg.
Ottumwa station
Osceola
Flight Path Map
This map shows the direct air route between Boulder and Erie. Straight-line distance: 1315.16 mi (2116.54 km).
#1 Boulder
The most populous city in Boulder County, Colorado.
| Population | 107,645 |
| Coordinates | 40.0149900, -105.2705500 |
| Altitude | 1624 |
| 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: Erie (-80.08506, 42.12922)
Estimated Travel Time
Distance: 2335 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 48h 20m |
| 40 mph (64.37 km/h) | 36h 16m |
| 50 mph (80.47 km/h) | 29h 00m |
| 60 mph (96.56 km/h) | 24h 10m |
| 70 mph (112.65 km/h) | 20h 43m |
| 80 mph (129 km/h) | 18h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.33 | $221.85 | $443.70 |
| Mid-grade | $4.73 | $242.12 | $484.25 |
| Premium | $5.07 | $259.43 | $518.86 |
| Diesel | $6.62 | $339.00 | $677.99 |
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 Colorado · Oct 20, 2026