How far is Allen, MI from Detroit, MI?
The driving distance from Allen, MI to Detroit, MI is about 112.7 miles (181.3 km), with a travel time of about 01h 54m by car.
- The straight-line flight distance is about 91.9 miles (147.9 km).
- For a round trip, plan for roughly 03h 49m 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 54m.
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.
Charter township in Berrien County, Michigan
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Light Rain Likely
Driving Route Map
The map below follows the saved road route between Allen and Detroit.
Turn-by-Turn Driving Directions
Step-by-step road directions between Allen and Detroit.
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1
Start on East Chicago Street
1937 ft · 39 sec · East Chicago Street
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2
Continue on West Chicago Road
4.7 mi · 6 min · West Chicago Road
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3
Continue on West Chicago Street
2872 ft · 37 sec · West Chicago Street
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4
Continue on East Chicago Road
17.4 mi · 22 min · East Chicago Road
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5
Continue on US-12
5.9 mi · 8 min · US-12
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6
Continue on US 12
32.4 mi · 47 min · US 12
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7
Take the exit right
1233 ft · 30 sec
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8
Merge slight left
1.4 km · 57 sec
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9
Take the exit slight right toward I 94: Detroit, Chicago
926 ft · 23 sec
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10
Keep slight right to continue on I 94 BL East: Detroit, Airports
2940 ft · 36 sec
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11
Merge slight left
34.5 mi · 39 min
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12
Take the exit slight right toward M 10 South: Downtown, Detroit
1631 ft · 35 sec
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13
Merge slight left onto John C Lodge Freeway
2.4 mi · 3 min · John C Lodge Freeway
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14
Take the exit slight left toward Larned Street, Downtown
1773 ft · 45 sec
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15
Continue on West Larned Street
1024 ft · 34 sec · West Larned Street
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16
Turn left onto Woodward Avenue
868 ft · 42 sec · Woodward Avenue
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17
Turn right onto Cadillac Square
39 m · 4 sec · Cadillac Square
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18
Arrive at your destination
0 m · 1 sec · Cadillac Square
Car Route Details
A richer read on the saved driving route between Allen and Detroit.
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 94 BL East
Merge slight left
34.5 mi · 00h 39m
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.
Showers And Thunderstorms Likely leaving Allen and Light Rain Likely near Detroit.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Allen to Detroit?
The road trip is about 112.7 miles (181.3 km) and usually takes 01h 54m 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?
Benton is a useful midpoint, sitting about 50.5 miles from Allen and 62.2 miles from Detroit.
How much longer is the road route than the straight-line distance?
The direct path is about 91.9 miles (147.9 km), while the road route adds roughly 20.8 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 2:40 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.01 one way or $30.02 round trip. Estimated CO2 is about 35.4 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Allen and Light Rain Likely near Detroit.
Stop Ideas Near Benton
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 Benton.
Ann Arbor station
Jackson station
Greenfield Village, Michigan
John D. Dingell Transit Center
Flight Path Map
This map shows the direct air route between Allen and Detroit. Straight-line distance: 91.93 mi (147.95 km).
#1 Allen
Village in Hillsdale County in the U.
| Population | 192 |
| Coordinates | 41.9569900, -84.7677400 |
| Altitude | 328 |
| Country | United States |
#2 Detroit
The twenty-fourth most populous city in the United States and the center of the Detroit metropolitan area.
| Population | 665,369 |
| Coordinates | 42.3314300, -83.0457500 |
| Altitude | 183 |
| Country | United States |
End: Cadillac Square (-83.04575, 42.331399)
Estimated Travel Time
Distance: 181 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 45m |
| 40 mph (64.37 km/h) | 02h 49m |
| 50 mph (80.47 km/h) | 02h 15m |
| 60 mph (96.56 km/h) | 01h 52m |
| 70 mph (112.65 km/h) | 01h 36m |
| 80 mph (129 km/h) | 01h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.01 | $30.02 |
| Mid-grade | $4.25 | $16.93 | $33.85 |
| Premium | $4.65 | $18.52 | $37.05 |
| Diesel | $5.30 | $21.11 | $42.22 |
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 Michigan · Apr 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.