How far is Porter, MI from Dearborn, MI?

The driving distance from Porter, MI to Dearborn, MI is about 145.3 miles (233.9 km), with a travel time of about 02h 22m by car.

  • The straight-line flight distance is about 105.3 miles (169.5 km).
  • For a round trip, plan for roughly 04h 45m 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
145.32 mi
02h 22m
Flight
105.32 mi
169.5 km direct

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

Learn Distance

Choose another destination from Porter.

Flight Distance

Direct air line
105.32 mi
Kilometers
169.5 km
Flight Time
00h 12m

Driving Distance

Road route
145.32 mi
Kilometers
233.87 km
Drive Time
02h 22m

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 02h 22m.

Arrival Snapshot
Arrive in Dearborn
Thu, Apr 23, 6:16 AM EDT
Return by in Porter
Thu, Apr 23, 8:38 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Porter
2026-04-23T03:53
Arrive Dearborn
Thu, Apr 23, 6:16 AM EDT
Route Timing
02h 22m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:23 AM to 12:23 PM EDT

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

Leave by
1:44 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Porter
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
Flint
MI

The largest city in Genesee County, Michigan.

From Porter
70.2 mi
01h 11m
To Dearborn
75.2 mi
01h 11m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
76°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
5 to 13 mph S
Destination
76°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
5 to 10 mph SSE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on South Porter Road

    1.3 mi · 3 min · South Porter Road

  2. 2

    Continue on West Odd Road

    2589 ft · 1 min · West Odd Road

  3. 3

    Continue on 11 Mile Road

    2.5 mi · 6 min · 11 Mile Road

  4. 4

    Continue on North McClelland Road

    3.8 mi · 5 min · North McClelland Road

  5. 5

    Continue on North 8th Street

    1194 ft · 46 sec · North 8th Street

  6. 6

    Turn left onto East Monroe Road

    5 mi · 7 min · East Monroe Road

  7. 7

    Continue on Gratiot Road

    1.2 mi · 2 min · Gratiot Road

  8. 8

    Continue on West Saginaw Street

    1.3 km · 2 min · West Saginaw Street

  9. 9

    Continue on East Saginaw Street

    2327 ft · 49 sec · East Saginaw Street

  10. 10

    Continue on Gratiot Road

    4.1 mi · 5 min · Gratiot Road

  11. 11

    Continue on North Saginaw Street

    903 ft · 12 sec · North Saginaw Street

  12. 12

    Continue on West Saginaw Street

    2970 ft · 38 sec · West Saginaw Street

  13. 13

    Continue on Gratiot Road

    11.4 mi · 13 min · Gratiot Road

  14. 14

    Continue on Gratiot Avenue

    1.2 mi · 1 min · Gratiot Avenue

  15. 15

    Turn right onto Stephens Street

    2261 ft · 31 sec · Stephens Street

  16. 16

    Continue on Rust Street

    141 m · 6 sec · Rust Street

  17. 17

    Continue on Rust Avenue Bridge

    1.6 mi · 2 min · Rust Avenue Bridge

  18. 18

    Continue on South Warren Avenue

    1599 ft · 24 sec · South Warren Avenue

  19. 19

    Turn right onto East Holland Avenue

    2 mi · 2 min · East Holland Avenue

  20. 20

    Enter the roundabout and take exit 2 toward I 75 South, US 23 South: Flint

    72 m · 14 sec

  21. 21

    Exit the roundabout onto I 75 South, US 23 South: Flint

    1338 ft · 46 sec

  22. 22

    Merge slight left

    23.2 mi · 25 min

  23. 23

    Keep slight left

    11 mi · 12 min

  24. 24

    Keep slight left

    61 mi · 1 hr 5 min

  25. 25

    Take the exit slight right toward I 94: Port Huron, Chicago

    1512 ft · 37 sec

  26. 26

    Keep slight right to continue on I 94 West: Chicago

    1639 ft · 43 sec

  27. 27

    Merge slight left onto Edsel Ford Freeway

    5.6 mi · 8 min · Edsel Ford Freeway

  28. 28

    Take the exit slight right toward US 12: Michigan Avenue, Dearborn

    2026 ft · 56 sec

  29. 29

    At the end of the road, turn right onto Michigan Avenue

    1.2 km · 2 min · Michigan Avenue

  30. 30

    Arrive at your destination

    0 m · 1 sec · Michigan Avenue

Car Route Details

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

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
30 steps
6 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
20.6 / 100 mi
Decision points by distance
Main Roads
I 75 South
95.4 mi · 66%
Gratiot Road
16.7 mi · 12%
Edsel Ford Freeway
5.56 mi · 4%
East Monroe Road
5 mi · 3%
North McClelland Road
3.79 mi · 3%
11 Mile Road
2.52 mi · 2%
Longest Stretch

I 75 South

Keep slight left

61 mi · 01h 05m

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
02h 22m
Day trip friendly
Same-Day Return
04h 46m
Round-trip wheel time
Road vs Air
+40 mi
105.3 mi direct line
Halfway Stop
Flint
01h 11m from Porter
Leave By
1:44 PM EDT
Morning start is best
Weather Watch

Mostly Sunny leaving Porter and Mostly Sunny near Dearborn.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 145.3 miles (233.9 km) and usually takes 02h 22m 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?

Flint is a useful midpoint, sitting about 70.2 miles from Porter and 75.2 miles from Dearborn.

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

The direct path is about 105.3 miles (169.5 km), while the road route adds roughly 40 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 1:44 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $19.35 one way or $38.69 round trip. Estimated CO2 is about 45.6 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Porter and Mostly Sunny near Dearborn.

Stop Ideas Near Flint

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

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

RAIL

Flint station

3 mi away
1407 South Dort Highway
RAIL

Durand Union Station

27 mi away
200 South Railroad St.
RAIL

Lapeer station

31 mi away
73 Howard St.
BUS

Owosso, MI

39 mi away
109 Comstock Street

Flight Path Map

This map shows the direct air route between Porter and Dearborn. Straight-line distance: 105.32 mi (169.5 km).

Porter

#1 Porter

Township in Midland County, Michigan

Population2,447
Coordinates43.5186400, -84.4663900
Altitude206
CountryUnited States
Dearborn

#2 Dearborn

The most populous city in Wayne County, Michigan.

Population93,367
Coordinates42.3222600, -83.1763100
Altitude180
CountryUnited States
Start: South Porter Road (-84.466359, 43.518695)
End: Michigan Avenue (-83.176219, 42.322088)

Estimated Travel Time

Distance: 234 km by road

SpeedTime
30 mph (48.3 km/h)04h 50m
40 mph (64.37 km/h)03h 37m
50 mph (80.47 km/h)02h 54m
60 mph (96.56 km/h)02h 25m
70 mph (112.65 km/h)02h 04m
80 mph (129 km/h)01h 48m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.13 gal
19.41 L · about $19.35
Round trip
$38.69
10.26 gal · 38.82 L
Estimated CO2
45.6 kg one way
Round trip: 91.2 kg / 201 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $19.35 $38.69
Mid-grade $4.25 $21.82 $43.64
Premium $4.65 $23.88 $47.75
Diesel $5.30 $27.21 $54.42

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 23, 2026

There is no time difference between Porter and Dearborn. The current time is 03:53:13.

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.