How far is Detroit, MI from South Lyon, MI?

The driving distance from Detroit, MI to South Lyon, MI is about 39.7 miles (63.9 km), with a travel time of about 00h 53m by car.

  • The straight-line flight distance is about 32.2 miles (51.8 km).
  • For a round trip, plan for roughly 01h 47m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
39.74 mi
00h 53m
Flight
32.17 mi
51.78 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Detroit.

Flight Distance

Direct air line
32.17 mi
Kilometers
51.78 km
Flight Time
00h 03m

Driving Distance

Road route
39.74 mi
Kilometers
63.95 km
Drive Time
00h 53m

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 00h 53m.

Arrival Snapshot
Arrive in South Lyon
Wed, Apr 29, 6:28 PM EDT
Return by in Detroit
Wed, Apr 29, 7:22 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Detroit
2026-04-29T17:34
Arrive South Lyon
Wed, Apr 29, 6:28 PM EDT
Route Timing
00h 53m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:54 AM to 10:54 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:42 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Detroit
9:30 PM EDT
Morning start is best

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
Livonia
MI

The second most populous city in Wayne County, Michigan.

From Detroit
19.8 mi
00h 26m
To South Lyon
19.9 mi
00h 26m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
49°F
Overnight

Mostly Cloudy

Starts
Wed, Apr 29 4:00 AM EDT
Wind
7 mph NNE
Destination
45°F
Overnight

Scattered Rain Showers

Starts
Wed, Apr 29 2:00 AM EDT
Wind
6 mph N

Driving Route Map

The map below follows the saved road route between Detroit and South Lyon.

Turn-by-Turn Driving Directions

Step-by-step road directions between Detroit and South Lyon.

  1. 1

    Start on Cadillac Square

    95 m · 15 sec · Cadillac Square

  2. 2

    Turn right onto Bates Street

    75 m · 7 sec · Bates Street

  3. 3

    Turn right onto East Congress Street

    649 ft · 38 sec · East Congress Street

  4. 4

    Turn left onto Griswold Street

    635 ft · 26 sec · Griswold Street

  5. 5

    Turn right onto West Jefferson Avenue

    1638 ft · 31 sec · West Jefferson Avenue

  6. 6

    Continue on John C Lodge Freeway

    1.2 km · 1 min · John C Lodge Freeway

  7. 7

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

    97 m · 8 sec

  8. 8

    Keep slight left to continue on I 75 South: Toledo

    1.2 mi · 2 min

  9. 9

    Keep slight right to continue on I 96 West: Lansing

    2406 ft · 44 sec

  10. 10

    Merge slight left onto Jeffries Freeway

    4.8 mi · 6 min · Jeffries Freeway

  11. 11

    Keep slight left to continue on Jeffries Freeway (Express)

    14.5 mi · 16 min · Jeffries Freeway (Express)

  12. 12

    Continue straight

    4.3 mi · 5 min

  13. 13

    Take the exit slight right toward Beck Road

    2148 ft · 56 sec

  14. 14

    Turn right onto Beck Road

    3.6 mi · 7 min · Beck Road

  15. 15

    Turn left onto West 8 Mile Road

    4 mi · 5 min · West 8 Mile Road

  16. 16

    Enter the roundabout and take exit 2 toward 8 Mile Road

    37 m · 2 sec · 8 Mile Road

  17. 17

    Exit the roundabout onto 8 Mile Road

    3 mi · 4 min · 8 Mile Road

  18. 18

    Turn right onto Pontiac Trail

    1.5 mi · 3 min · Pontiac Trail

  19. 19

    Continue on South Lafayette Street

    2608 ft · 1 min · South Lafayette Street

  20. 20

    Turn left onto West Lake Street

    9 m · 1 sec · West Lake Street

  21. 21

    Arrive at your destination

    0 m · 1 sec · West Lake Street

Car Route Details

A richer read on the saved driving route between Detroit and South Lyon.

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
21 steps
10 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
52.9 / 100 mi
Decision points by distance
Main Roads
Jeffries Freeway (Express)
18.8 mi · 47%
Jeffries Freeway
4.81 mi · 12%
Beck Road
4.01 mi · 10%
West 8 Mile Road
3.98 mi · 10%
8 Mile Road
3.03 mi · 8%
Pontiac Trail
1.5 mi · 4%
Longest Stretch

Jeffries Freeway (Express)

Keep slight left to continue on Jeffries Freeway (Express)

14.5 mi · 00h 16m

Route Summary

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

Trip Read

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.

Drive Time
00h 53m
Day trip friendly
Same-Day Return
01h 48m
Round-trip wheel time
Road vs Air
+7.5 mi
32.2 mi direct line
Halfway Stop
Livonia
00h 26m from Detroit
Leave By
4:42 PM EDT
Morning start is best
Weather Watch

Mostly Cloudy leaving Detroit and Scattered Rain Showers near South Lyon.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Detroit to South Lyon?

The road trip is about 39.7 miles (63.9 km) and usually takes 00h 53m 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?

Livonia is a useful midpoint, sitting about 19.8 miles from Detroit and 19.9 miles from South Lyon.

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

The direct path is about 32.2 miles (51.8 km), while the road route adds roughly 7.5 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 4:42 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.28 one way or $10.56 round trip. Estimated CO2 is about 12.4 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy around Detroit and Scattered Rain Showers near South Lyon.

Stop Ideas Near Livonia

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

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

RAIL

Greenfield Village, Michigan

12 mi away
20900 Oakwood Blvd.
RAIL

John D. Dingell Transit Center

14 mi away
16121 Michigan Ave.
RAIL

Royal Oak station

22 mi away
202 South Sherman Ave.
RAIL

Troy Transit Center

23 mi away
1201 Doyle Drive

Flight Path Map

This map shows the direct air route between Detroit and South Lyon. Straight-line distance: 32.17 mi (51.78 km).

Detroit

#1 Detroit

The twenty-fourth most populous city in the United States and the center of the Detroit metropolitan area.

Population665,369
Coordinates42.3314300, -83.0457500
Altitude183
CountryUnited States
South Lyon

#2 South Lyon

City in southwestern Oakland County in the U.

Population11,846
Coordinates42.4605900, -83.6516100
Altitude282
CountryUnited States
Start: Detroit (-83.04575, 42.33143)
End: South Lyon (-83.65161, 42.46059)

Estimated Travel Time

Distance: 64 km by road

SpeedTime
30 mph (48.3 km/h)01h 19m
40 mph (64.37 km/h)00h 59m
50 mph (80.47 km/h)00h 47m
60 mph (96.56 km/h)00h 39m
70 mph (112.65 km/h)00h 34m
80 mph (129 km/h)00h 29m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.4 gal
5.31 L · about $5.28
Round trip
$10.56
2.8 gal · 10.62 L
Estimated CO2
12.4 kg one way
Round trip: 24.9 kg / 55 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $5.28 $10.56
Mid-grade $4.25 $5.95 $11.91
Premium $4.65 $6.52 $13.03
Diesel $5.30 $7.43 $14.85

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 29, 2026

There is no time difference between Detroit and South Lyon. The current time is 17:34:58.

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.