How far is Flint, MI from Saint Louis, MI?
The driving distance from Flint, MI to Saint Louis, MI is about 70.9 miles (114.1 km), with a travel time of about 01h 26m by car.
- The straight-line flight distance is about 53.7 miles (86.5 km).
- For a round trip, plan for roughly 02h 53m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
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 01h 26m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Unincorporated community in Michigan, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Flint and Saint Louis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Flint and Saint Louis.
-
1
Start on the route
28 m · 11 sec
-
2
Turn uturn onto East Court Street
77 m · 18 sec · East Court Street
-
3
Turn right onto Saginaw Street
650 ft · 28 sec · Saginaw Street
-
4
Turn right onto East Third Street
1868 ft · 1 min · East Third Street
-
5
Turn left onto Chavez Drive
147 m · 14 sec · Chavez Drive
-
6
Take the ramp straight toward I 475 North
1175 ft · 29 sec
-
7
Merge slight left onto UAW Freeway
9.7 mi · 10 min · UAW Freeway
-
8
Merge slight left
23.4 mi · 25 min
-
9
Take the exit slight right toward M 46: Buena Vista, Sandusky
1287 ft · 45 sec
-
10
Enter the roundabout and take exit 1 toward East Holland Avenue
4 m · 1 sec · East Holland Avenue
-
11
Exit the roundabout onto East Holland Avenue
1099 ft · 16 sec · East Holland Avenue
-
12
Enter the roundabout and take exit 2 toward East Holland Avenue
32 m · 6 sec · East Holland Avenue
-
13
Exit the roundabout onto East Holland Avenue
1.1 mi · 1 min · East Holland Avenue
-
14
Turn slight right onto East Remington Street
1.1 mi · 1 min · East Remington Street
-
15
Turn left onto Sheridan Avenue
1.9 mi · 2 min · Sheridan Avenue
-
16
Continue on Williams Street
2311 ft · 34 sec · Williams Street
-
17
Turn left onto Gratiot Avenue
1.3 mi · 2 min · Gratiot Avenue
-
18
Continue on Gratiot Road
11.4 mi · 13 min · Gratiot Road
-
19
Continue on East Saginaw Street
3158 ft · 41 sec · East Saginaw Street
-
20
Continue on North Saginaw Street
715 ft · 9 sec · North Saginaw Street
-
21
Continue on Gratiot Road
4.1 mi · 5 min · Gratiot Road
-
22
Continue on Saginaw Street
2661 ft · 1 min · Saginaw Street
-
23
Continue on West Saginaw Street
1.2 km · 2 min · West Saginaw Street
-
24
Continue on Gratiot Road
1.2 mi · 2 min · Gratiot Road
-
25
Continue on East Monroe Road
5 mi · 7 min · East Monroe Road
-
26
Continue on East Saginaw Street
1.6 km · 2 min · East Saginaw Street
-
27
Continue on East Monroe Road
5.4 mi · 7 min · East Monroe Road
-
28
Continue on East Washington Street
3137 ft · 1 min · East Washington Street
-
29
Turn right onto North Main Street
53 m · 6 sec · North Main Street
-
30
Arrive at your destination
0 m · 1 sec · North Main Street
Car Route Details
A richer read on the saved driving route between Flint and Saint Louis.
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.
UAW Freeway
Merge slight left
23.4 mi · 00h 25m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny leaving Flint and Mostly Sunny near Saint Louis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Flint to Saint Louis?
The road trip is about 70.9 miles (114.1 km) and usually takes 01h 26m 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?
Buena Vista is a useful midpoint, sitting about 35.4 miles from Flint and 35.5 miles from Saint Louis.
How much longer is the road route than the straight-line distance?
The direct path is about 53.7 miles (86.5 km), while the road route adds roughly 17.2 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 3:36 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.43 one way or $18.86 round trip. Estimated CO2 is about 22.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Flint and Mostly Sunny near Saint Louis.
Stop Ideas Near Buena Vista
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Old City Hall
Bay City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Buena Vista.
Saginaw, MI
Bay City, MI
Flint station
Owosso, MI
Flight Path Map
This map shows the direct air route between Flint and Saint Louis. Straight-line distance: 53.77 mi (86.53 km).
#1 Flint
The largest city in Genesee County, Michigan.
| Population | 94,968 |
| Coordinates | 43.0125300, -83.6874600 |
| Altitude | 229 |
| Country | United States |
#2 Saint Louis
City in Michigan, United States
| Population | 7,086 |
| Coordinates | 43.4083600, -84.6066700 |
| Altitude | 223 |
| Country | United States |
End: Saint Louis (-84.60667, 43.40836)
Estimated Travel Time
Distance: 114 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 21m |
| 40 mph (64.37 km/h) | 01h 46m |
| 50 mph (80.47 km/h) | 01h 25m |
| 60 mph (96.56 km/h) | 01h 10m |
| 70 mph (112.65 km/h) | 01h 00m |
| 80 mph (129 km/h) | 00h 53m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $9.43 | $18.86 |
| Mid-grade | $4.25 | $10.63 | $21.27 |
| Premium | $4.65 | $11.64 | $23.27 |
| Diesel | $5.30 | $13.26 | $26.52 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.