How far is South Lyon, MI from Ann Arbor, MI?

The driving distance from South Lyon, MI to Ann Arbor, MI is about 19.1 miles (30.8 km), with a travel time of about 00h 27m by car.

  • The straight-line flight distance is about 13.4 miles (21.6 km).
  • For a round trip, plan for roughly 00h 54m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
19.11 mi
00h 27m
Flight
13.44 mi
21.63 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from South Lyon.

Flight Distance

Direct air line
13.44 mi
Kilometers
21.63 km
Flight Time
00h 01m

Driving Distance

Road route
19.11 mi
Kilometers
30.76 km
Drive Time
00h 27m

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 27m.

Arrival Snapshot
Arrive in Ann Arbor
Wed, Apr 29, 4:42 PM EDT
Return by in South Lyon
Wed, Apr 29, 5:09 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave South Lyon
2026-04-29T16:15
Arrive Ann Arbor
Wed, Apr 29, 4:42 PM EDT
Route Timing
00h 27m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:27 AM to 7:27 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:36 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in South Lyon
10:00 PM EDT
Flexible departure

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
Northfield
MI

Township in Washtenaw County, Michigan

From South Lyon
8.1 mi
00h 13m
To Ann Arbor
10.9 mi
00h 13m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
45°F
Overnight

Scattered Rain Showers

Starts
Wed, Apr 29 2:00 AM EDT
Wind
6 mph N
Destination
58°F
This Afternoon

Isolated Rain Showers

Starts
Wed, Apr 29 12:00 PM EDT
Wind
10 mph N

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between South Lyon and Ann Arbor.

  1. 1

    Start on West Lake Street

    9 m · 3 sec · West Lake Street

  2. 2

    Turn right onto South Lafayette Street

    2608 ft · 1 min · South Lafayette Street

  3. 3

    Continue on Pontiac Trail

    2.8 mi · 5 min · Pontiac Trail

  4. 4

    Enter the roundabout and take exit 2 toward Pontiac Trail

    20 m · 1 sec · Pontiac Trail

  5. 5

    Exit the roundabout onto Pontiac Trail

    3.5 mi · 5 min · Pontiac Trail

  6. 6

    Enter the roundabout and take exit 2 toward the route

    21 m · 2 sec

  7. 7

    Exit the roundabout

    104 m · 6 sec

  8. 8

    Continue on Pontiac Trail

    4.4 mi · 6 min · Pontiac Trail

  9. 9

    Turn slight right onto Warren Road

    1.6 km · 2 min · Warren Road

  10. 10

    At the end of the road, turn left onto Whitmore Lake Road

    1.8 mi · 3 min · Whitmore Lake Road

  11. 11

    Take the ramp left toward M 14 West, US 23 Business South: Chicago

    762 ft · 19 sec

  12. 12

    Merge slight left

    887 ft · 12 sec

  13. 13

    Take the exit right toward US 23 BUS: Downtown Ann Arbor

    1.5 km · 2 min

  14. 14

    Turn left onto Depot Street

    1969 ft · 1 min · Depot Street

  15. 15

    Turn right

    36 m · 7 sec

  16. 16

    Continue on North State Street

    3204 ft · 1 min · North State Street

  17. 17

    Arrive at your destination

    0 m · 1 sec · South State Street

Car Route Details

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

OSRM road route
Drive Character

Turn-heavy local drive

The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.

Directions
17 steps
9 turns on the saved route
Ramps & Exits
7
1 merges, 6 ramps or exits
Navigation Density
89 / 100 mi
Decision points by distance
Main Roads
Pontiac Trail
10.8 mi · 57%
Whitmore Lake Road
1.81 mi · 9%
Warren Road
1 mi · 5%
US 23 BUS
0.91 mi · 5%
North State Street
0.61 mi · 3%
South Lafayette Street
0.49 mi · 3%
Longest Stretch

Pontiac Trail

Continue on Pontiac Trail

4.43 mi · 00h 06m

Route Summary

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

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 27m
Quick drive
Same-Day Return
00h 54m
Round-trip wheel time
Road vs Air
+5.7 mi
13.4 mi direct line
Halfway Stop
Northfield
00h 13m from South Lyon
Leave By
7:36 PM EDT
Flexible departure
Weather Watch

Scattered Rain Showers leaving South Lyon and Isolated Rain Showers near Ann Arbor.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from South Lyon to Ann Arbor?

The road trip is about 19.1 miles (30.8 km) and usually takes 00h 27m in normal driving conditions.

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

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Northfield is a useful midpoint, sitting about 8.1 miles from South Lyon and 10.9 miles from Ann Arbor.

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

The direct path is about 13.4 miles (21.6 km), while the road route adds roughly 5.7 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:36 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $2.53 one way or $5.05 round trip. Estimated CO2 is about 6 kg one way.

What should you check before leaving?

Before you leave, expect Scattered Rain Showers around South Lyon and Isolated Rain Showers near Ann Arbor.

Stop Ideas Near Northfield

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

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

RAIL

Ann Arbor station

6 mi away
325 Depot Street
RAIL

Greenfield Village, Michigan

40 mi away
20900 Oakwood Blvd.
RAIL

John D. Dingell Transit Center

43 mi away
16121 Michigan Ave.
RAIL

Pontiac Transportation Center

48 mi away
51000 Woodward Avenue

Flight Path Map

This map shows the direct air route between South Lyon and Ann Arbor. Straight-line distance: 13.44 mi (21.63 km).

South Lyon

#1 South Lyon

City in southwestern Oakland County in the U.

Population11,846
Coordinates42.4605900, -83.6516100
Altitude282
CountryUnited States
Ann Arbor

#2 Ann Arbor

The most populous city in Washtenaw County, Michigan.

Population119,280
Coordinates42.2775600, -83.7408800
Altitude269
CountryUnited States
Start: West Lake Street (-83.651613, 42.460613)
End: South State Street (-83.740762, 42.277562)

Estimated Travel Time

Distance: 31 km by road

SpeedTime
30 mph (48.3 km/h)00h 38m
40 mph (64.37 km/h)00h 28m
50 mph (80.47 km/h)00h 22m
60 mph (96.56 km/h)00h 19m
70 mph (112.65 km/h)00h 16m
80 mph (129 km/h)00h 14m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.67 gal
2.55 L · about $2.53
Round trip
$5.05
1.34 gal · 5.1 L
Estimated CO2
6 kg one way
Round trip: 11.9 kg / 26 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $2.53 $5.05
Mid-grade $4.25 $2.85 $5.70
Premium $4.65 $3.12 $6.24
Diesel $5.30 $3.55 $7.11

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 South Lyon and Ann Arbor. The current time is 16:15:04.

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.