How far is Dearborn, MI from Roscommon, MI?

The driving distance from Dearborn, MI to Roscommon, MI is about 196 miles (315.4 km), with a travel time of about 03h 30m by car.

  • The straight-line flight distance is about 166.3 miles (267.6 km).
  • For a round trip, plan for roughly 07h 00m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
195.96 mi
03h 30m
Flight
166.29 mi
267.62 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Dearborn.

Flight Distance

Direct air line
166.29 mi
Kilometers
267.62 km
Flight Time
00h 20m

Driving Distance

Road route
195.96 mi
Kilometers
315.37 km
Drive Time
03h 30m

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 03h 30m.

Arrival Snapshot
Arrive in Roscommon
Sat, Apr 18, 9:41 AM EDT
Return by in Dearborn
Sat, Apr 18, 1:12 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Dearborn
2026-04-18T06:11
Arrive Roscommon
Sat, Apr 18, 9:41 AM EDT
Route Timing
03h 30m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:30 AM to 11:30 AM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:00 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Dearborn
9:00 PM EDT
Early departure recommended

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Buena Vista
MI

Unincorporated community in Michigan, United States

From Dearborn
97.9 mi
01h 45m
To Roscommon
98 mi
01h 45m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
73°F
Saturday

Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM EDT
Wind
9 to 16 mph S
Destination
64°F
Saturday

Showers And Thunderstorms Likely

Starts
Sat, Apr 18 6:00 AM EDT
Wind
10 to 15 mph SW

Driving Route Map

The map below follows the saved road route between Dearborn and Roscommon.

Turn-by-Turn Driving Directions

Step-by-step road directions between Dearborn and Roscommon.

  1. 1

    Start on Michigan Avenue

    3091 ft · 1 min · Michigan Avenue

  2. 2

    Take the ramp slight right toward I 94 East: Detroit

    1761 ft · 43 sec

  3. 3

    Merge slight left onto Detroit Industrial Expressway

    1488 ft · 23 sec · Detroit Industrial Expressway

  4. 4

    Continue on Edsel Ford Freeway

    5.6 mi · 8 min · Edsel Ford Freeway

  5. 5

    Take the exit slight right toward I 75: Flint, Toledo

    92 m · 6 sec

  6. 6

    Keep slight left to continue on I 75 North: Flint

    2575 ft · 1 min

  7. 7

    Merge slight left onto North Walter P. Chrysler Freeway

    57.6 mi · 1 hr 2 min · North Walter P. Chrysler Freeway

  8. 8

    Keep slight left to continue on I 75: Saginaw

    52.4 mi · 56 min

  9. 9

    Keep slight left

    62.9 mi · 1 hr 3 min

  10. 10

    Keep slight left

    12.4 mi · 12 min

  11. 11

    Take the exit slight right toward I 75 Business, M 18: South Higgins Lake, Roscommon

    2545 ft · 1 min

  12. 12

    Turn right onto Roscommon Road

    1.5 mi · 2 min · Roscommon Road

  13. 13

    Continue on Lake Street

    1.4 mi · 2 min · Lake Street

  14. 14

    Turn right onto South 5th Street

    46 m · 3 sec · South 5th Street

  15. 15

    Arrive at your destination

    0 m · 1 sec · South 5th Street

Car Route Details

A richer read on the saved driving route between Dearborn and Roscommon.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
15 steps
2 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
7.7 / 100 mi
Decision points by distance
Main Roads
I 75
128 mi · 65%
North Walter P. Chrysler Freeway
57.6 mi · 29%
Edsel Ford Freeway
5.56 mi · 3%
Roscommon Road
1.48 mi · 1%
Lake Street
1.36 mi · 1%
Michigan Avenue
0.59 mi
Longest Stretch

I 75

Keep slight left

62.9 mi · 01h 03m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 30m
Long day trip
Same-Day Return
07h 00m
Round-trip wheel time
Road vs Air
+29.7 mi
166.3 mi direct line
Halfway Stop
Buena Vista
01h 45m from Dearborn
Leave By
10:00 AM EDT
Early departure recommended
Weather Watch

Showers And Thunderstorms leaving Dearborn and Showers And Thunderstorms Likely near Roscommon.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Dearborn to Roscommon?

The road trip is about 196 miles (315.4 km) and usually takes 03h 30m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Buena Vista is a useful midpoint, sitting about 97.9 miles from Dearborn and 98 miles from Roscommon.

How much longer is the road route than the straight-line distance?

The direct path is about 166.3 miles (267.6 km), while the road route adds roughly 29.7 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 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:00 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $26.10 one way or $52.19 round trip. Estimated CO2 is about 61.5 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Dearborn and Showers And Thunderstorms Likely near Roscommon.

Stop Ideas Near Buena Vista

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Buena Vista, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Buena Vista.

BUS

Saginaw, MI

3 mi away
511 Johnson Street
BUS

Bay City, MI

20 mi away
1124 Washington Avenue
RAIL

Flint station

49 mi away
1407 South Dort Highway
BUS

Owosso, MI

52 mi away
109 Comstock Street

Flight Path Map

This map shows the direct air route between Dearborn and Roscommon. Straight-line distance: 166.29 mi (267.62 km).

Dearborn

#1 Dearborn

The most populous city in Wayne County, Michigan.

Population93,367
Coordinates42.3222600, -83.1763100
Altitude180
CountryUnited States
Photo coming soon

#2 Roscommon

Village in the United States

Population1,044
Coordinates44.4983500, -84.5919700
Altitude346
CountryUnited States
Start: Dearborn (-83.17631, 42.32226)
End: Roscommon (-84.59197, 44.49835)

Estimated Travel Time

Distance: 315 km by road

SpeedTime
30 mph (48.3 km/h)06h 31m
40 mph (64.37 km/h)04h 53m
50 mph (80.47 km/h)03h 55m
60 mph (96.56 km/h)03h 15m
70 mph (112.65 km/h)02h 47m
80 mph (129 km/h)02h 26m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.92 gal
26.18 L · about $26.10
Round trip
$52.19
13.84 gal · 52.36 L
Estimated CO2
61.5 kg one way
Round trip: 123 kg / 271 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $26.10 $52.19
Mid-grade $4.25 $29.43 $58.86
Premium $4.65 $32.21 $64.41
Diesel $5.30 $36.70 $73.41

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 18, 2026

There is no time difference between Dearborn and Roscommon. The current time is 06:11:34.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.