How far is Rochester Hills, MI from Flat Rock, MI?

The driving distance from Rochester Hills, MI to Flat Rock, MI is about 413.7 miles (665.8 km), with a travel time of about 07h 36m by car.

  • The straight-line flight distance is about 296.1 miles (476.6 km).
  • For a round trip, plan for roughly 15h 13m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
413.73 mi
07h 36m
Flight
296.16 mi
476.62 km direct

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

Learn Distance

Choose another destination from Rochester Hills.

Flight Distance

Direct air line
296.16 mi
Kilometers
476.62 km
Flight Time
00h 35m

Driving Distance

Road route
413.73 mi
Kilometers
665.83 km
Drive Time
07h 36m

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 07h 36m.

Arrival Snapshot
Arrive in Flat Rock
Tue, May 5, 8:13 AM EDT
Return by in Rochester Hills
Tue, May 5, 3:50 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Rochester Hills
2026-05-05T00:36
Arrive Flat Rock
Tue, May 5, 8:13 AM EDT
Route Timing
07h 36m
One way by road
Best Departure Window
6:00 AM to 7:30 AM EDT
Treat this as a longer travel day
Arrive between
1:37 PM to 3:07 PM EDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
8:46 PM EDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Rochester Hills
8:00 PM EDT
Overnight-style route

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.

Mid-route stop
Gaylord
MI

City in Michigan, United States

From Rochester Hills
206.7 mi
03h 48m
To Flat Rock
207 mi
03h 48m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
62°F
Tuesday

Showers And Thunderstorms

Starts
Tue, May 5 6:00 AM EDT
Wind
10 mph W
Destination
53°F
Tuesday

Mostly Sunny

Starts
Tue, May 5 6:00 AM EDT
Wind
5 to 10 mph NW

Driving Route Map

The map below follows the saved road route between Rochester Hills and Flat Rock.

Turn-by-Turn Driving Directions

Step-by-step road directions between Rochester Hills and Flat Rock.

  1. 1

    Start on Dickson Lane

    1164 ft · 53 sec · Dickson Lane

  2. 2

    At the end of the road, turn right onto Downhill Lane

    115 m · 18 sec · Downhill Lane

  3. 3

    Turn right onto Dressler Lane

    60 m · 14 sec · Dressler Lane

  4. 4

    Turn left onto South Livernois Road

    1426 ft · 27 sec · South Livernois Road

  5. 5

    Enter the roundabout and take exit 1 toward West Hamlin Road

    5 m · 1 sec · West Hamlin Road

  6. 6

    Exit the roundabout onto West Hamlin Road

    1 mi · 2 min · West Hamlin Road

  7. 7

    Turn left onto Crooks Road

    1860 ft · 38 sec · Crooks Road

  8. 8

    Take the ramp right toward M 59 West: Pontiac

    2867 ft · 1 min

  9. 9

    Merge slight left

    2.6 mi · 3 min

  10. 10

    Take the exit slight right toward I 75 North: Flint

    2907 ft · 1 min

  11. 11

    Merge slight left

    32.8 mi · 35 min

  12. 12

    Keep slight left to continue on I 75: Saginaw

    52.4 mi · 56 min

  13. 13

    Keep slight left

    62.9 mi · 1 hr 3 min

  14. 14

    Keep slight left

    117.6 mi · 2 hr 1 min

  15. 15

    Take the exit slight right toward US 2: Manistique, Escanaba

    1913 ft · 1 min

  16. 16

    Merge slight left onto US-2 West

    1.1 km · 1 min · US-2 West

  17. 17

    Continue on US 2

    3.2 mi · 4 min · US 2

  18. 18

    Continue on US-2 West

    129.5 mi · 2 hr 33 min · US-2 West

  19. 19

    Turn right onto South Hill Road

    120 m · 11 sec · South Hill Road

  20. 20

    Continue on Blackwell Avenue

    1279 ft · 35 sec · Blackwell Avenue

  21. 21

    Continue on South Hill Road

    1 km · 2 min · South Hill Road

  22. 22

    Continue on County 420 21st Road

    3 mi · 4 min · County 420 21st Road

  23. 23

    Turn left onto County 426 M.5 Road

    1 mi · 1 min · County 426 M.5 Road

  24. 24

    Turn right onto County 416 20th Road

    3.5 mi · 5 min · County 416 20th Road

  25. 25

    Arrive at your destination

    0 m · 1 sec · 20th Road

Car Route Details

A richer read on the saved driving route between Rochester Hills and Flat Rock.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
25 steps
9 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
6 / 100 mi
Decision points by distance
Main Roads
I 75
233 mi · 56%
US-2 West
130 mi · 31%
I 75 North
33.4 mi · 8%
US 2
3.55 mi · 1%
County 416 20th Road
3.51 mi · 1%
M 59 West
3.18 mi · 1%
Longest Stretch

US-2 West

Continue on US-2 West

130 mi · 02h 33m

Route Summary

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

Trip Read

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.

Drive Time
07h 36m
Overnight route
Same-Day Return
15h 14m
Round-trip wheel time
Road vs Air
+117.6 mi
296.1 mi direct line
Halfway Stop
Gaylord
03h 48m from Rochester Hills
Leave By
8:46 PM EDT
Overnight-style route
Weather Watch

Showers And Thunderstorms leaving Rochester Hills and Mostly Sunny near Flat Rock.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Rochester Hills to Flat Rock?

The road trip is about 413.7 miles (665.8 km) and usually takes 07h 36m 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?

Gaylord is a useful midpoint, sitting about 206.7 miles from Rochester Hills and 207 miles from Flat Rock.

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

The direct path is about 296.1 miles (476.6 km), while the road route adds roughly 117.6 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 $55.06 one way or $110.11 round trip. Estimated CO2 is about 129.8 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Rochester Hills and Mostly Sunny near Flat Rock.

Stop Ideas Near Gaylord

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

Mid-route Guidance
Local place coverage is thin around Gaylord, 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 Gaylord.

BUS

Boyne City, Michigan

34 mi away
1000 East Division St.
BUS

Walloon Lake, Michigan

34 mi away
Hwy 131 & Hwy 75
BUS

Petoskey, Michigan

45 mi away
301 West Mitchell St.
BUS

Alanson, MI

47 mi away
7640 Burr Avenue

Flight Path Map

This map shows the direct air route between Rochester Hills and Flat Rock. Straight-line distance: 296.16 mi (476.62 km).

Rochester Hills

#1 Rochester Hills

A city in Oakland County, Michigan.

Population74,111
Coordinates42.6583700, -83.1499300
Altitude251
CountryUnited States
Flat Rock

#2 Flat Rock

City in Michigan, United States

Population9,959
Coordinates45.8258000, -87.1834700
Altitude234
CountryUnited States
Start: Rochester Hills (-83.14993, 42.65837)
End: Flat Rock (-87.18347, 45.8258)

Estimated Travel Time

Distance: 666 km by road

SpeedTime
30 mph (48.3 km/h)13h 47m
40 mph (64.37 km/h)10h 20m
50 mph (80.47 km/h)08h 16m
60 mph (96.56 km/h)06h 53m
70 mph (112.65 km/h)05h 54m
80 mph (129 km/h)05h 09m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
14.6 gal
55.26 L · about $55.06
Round trip
$110.11
29.2 gal · 110.52 L
Estimated CO2
129.8 kg one way
Round trip: 259.5 kg / 572 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $55.06 $110.11
Mid-grade $4.25 $62.09 $124.19
Premium $4.65 $67.95 $135.90
Diesel $5.30 $77.44 $154.88

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 · May 05, 2026

There is no time difference between Rochester Hills and Flat Rock. The current time is 00:36:21.

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.