How far is Ann Arbor, MI from Ontonagon, MI?
The driving distance from Ann Arbor, MI to Ontonagon, MI is about 559.9 miles (901.1 km), with a travel time of about 10h 38m by car.
- The straight-line flight distance is about 419.2 miles (674.7 km).
- For a round trip, plan for roughly 21h 17m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
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 10h 38m.
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 Michigan, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Ann Arbor and Ontonagon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Ann Arbor and Ontonagon.
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1
Start on South State Street
1325 ft · 43 sec · South State Street
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2
Turn left onto East Huron Street
2058 ft · 1 min · East Huron Street
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3
Turn right onto North Main Street
1.2 mi · 3 min · North Main Street
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4
Take the ramp straight toward M 14 East, US 23: Flint, Detroit
835 ft · 20 sec
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5
Merge slight left
1.1 mi · 1 min
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6
Keep left to continue on US 23 North: Flint
94.7 mi · 1 hr 42 min
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7
Keep slight left
62.9 mi · 1 hr 3 min
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8
Keep slight left
117.6 mi · 2 hr 1 min
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9
Take the exit slight right toward US 2: Manistique, Escanaba
1913 ft · 1 min
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10
Merge slight left onto US-2 West
1.1 km · 1 min · US-2 West
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11
Continue on US 2
3.2 mi · 4 min · US 2
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12
Continue on US-2 West
61.5 mi · 1 hr 11 min · US-2 West
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13
Turn right
17.3 mi · 21 min
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14
Turn sharp left onto M-28
35.1 mi · 42 min · M-28
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15
Continue on Cedar Street
836 ft · 29 sec · Cedar Street
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16
Enter the roundabout and take exit 2 toward East Munising
59 m · 11 sec · East Munising
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17
Exit the roundabout onto East Munising
2.2 mi · 5 min · East Munising
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18
Continue on M-28
35.8 mi · 42 min · M-28
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19
Continue on Cherry Creek Road
1.8 mi · 3 min · Cherry Creek Road
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20
Turn right onto County Road 480
12.5 mi · 19 min · County Road 480
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21
Continue on Rail Street
1945 ft · 36 sec · Rail Street
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22
Turn right onto Division Street
153 m · 11 sec · Division Street
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23
Turn right onto West Main Street
134 m · 13 sec · West Main Street
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24
Turn left onto North Teal Lake Avenue
2772 ft · 53 sec · North Teal Lake Avenue
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25
Turn left onto US Highway 41
2.7 mi · 4 min · US Highway 41
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26
Enter the roundabout and take exit 2 toward the route
25 m · 5 sec
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27
Exit the roundabout
1.4 km · 2 min
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28
Enter the roundabout and take exit 2 toward the route
27 m · 5 sec
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29
Exit the roundabout
40.1 mi · 52 min
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30
Turn left
38.5 mi · 44 min
-
31
Turn right onto US 45
13.9 mi · 16 min · US 45
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32
Continue on Rockland Road
1.8 mi · 2 min · Rockland Road
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33
Continue on National Avenue
1.5 km · 1 min · National Avenue
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34
Continue on Rockland Road
10.5 mi · 14 min · Rockland Road
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35
Continue on South Steel Street
3280 ft · 46 sec · South Steel Street
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36
Arrive at your destination
0 m · 1 sec · River Street
Car Route Details
A richer read on the saved driving route between Ann Arbor and Ontonagon.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
US 23 North
Keep slight left
118 mi · 02h 01m
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.
Light Rain Likely leaving Ann Arbor and Chance Rain Showers near Ontonagon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Ann Arbor to Ontonagon?
The road trip is about 559.9 miles (901.1 km) and usually takes 10h 38m 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?
Saint Ignace is a useful midpoint, sitting about 279.7 miles from Ann Arbor and 280.2 miles from Ontonagon.
How much longer is the road route than the straight-line distance?
The direct path is about 419.2 miles (674.7 km), while the road route adds roughly 140.7 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 6:00 AM to 7:30 AM EDT. 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 $74.51 one way or $149.03 round trip. Estimated CO2 is about 175.6 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Ann Arbor and Chance Rain Showers near Ontonagon.
Stop Ideas Near Saint Ignace
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 Saint Ignace.
St. Ignace, Michigan
Mackinaw City, Michigan
Cheboygan, MI
Pellston, Michigan
Flight Path Map
This map shows the direct air route between Ann Arbor and Ontonagon. Straight-line distance: 419.26 mi (674.74 km).
#1 Ann Arbor
The most populous city in Washtenaw County, Michigan.
| Population | 119,280 |
| Coordinates | 42.2775600, -83.7408800 |
| Altitude | 269 |
| Country | United States |
#2 Ontonagon
Village in Michigan
| Population | 1,234 |
| Coordinates | 46.8710500, -89.3140300 |
| Altitude | 188 |
| Country | United States |
End: Ontonagon (-89.31403, 46.87105)
Estimated Travel Time
Distance: 901 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 18h 39m |
| 40 mph (64.37 km/h) | 13h 59m |
| 50 mph (80.47 km/h) | 11h 11m |
| 60 mph (96.56 km/h) | 09h 19m |
| 70 mph (112.65 km/h) | 07h 59m |
| 80 mph (129 km/h) | 06h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $74.51 | $149.03 |
| Mid-grade | $4.25 | $84.04 | $168.08 |
| Premium | $4.65 | $91.96 | $183.93 |
| Diesel | $5.30 | $104.81 | $209.61 |
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.