How far is Flint, MI from Saint Johns, MI?

The driving distance from Flint, MI to Saint Johns, MI is about 48.5 miles (78 km), with a travel time of about 01h 09m by car.

  • The straight-line flight distance is about 44.1 miles (70.9 km).
  • For a round trip, plan for roughly 02h 18m 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
48.46 mi
01h 09m
Flight
44.05 mi
70.89 km direct

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

Learn Distance

Choose another destination from Flint.

Flight Distance

Direct air line
44.05 mi
Kilometers
70.89 km
Flight Time
00h 05m

Driving Distance

Road route
48.46 mi
Kilometers
77.99 km
Drive Time
01h 09m

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 09m.

Arrival Snapshot
Arrive in Saint Johns
Thu, Apr 16, 1:44 AM EDT
Return by in Flint
Thu, Apr 16, 2:54 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Flint
2026-04-16T00:35
Arrive Saint Johns
Thu, Apr 16, 1:44 AM EDT
Route Timing
01h 09m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:09 AM to 11:09 AM EDT

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

Leave by
4:12 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Flint
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
Corunna
MI

City in Michigan

From Flint
24.2 mi
00h 34m
To Saint Johns
24.3 mi
00h 34m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
70°F
Thursday

Showers And Thunderstorms

Starts
Thu, Apr 16 6:00 AM EDT
Wind
6 to 9 mph SW
Destination
70°F
Thursday

Showers And Thunderstorms

Starts
Thu, Apr 16 6:00 AM EDT
Wind
8 to 13 mph SW

Driving Route Map

The map below follows the saved road route between Flint and Saint Johns.

Turn-by-Turn Driving Directions

Step-by-step road directions between Flint and Saint Johns.

  1. 1

    Start on the route

    28 m · 11 sec

  2. 2

    Turn uturn onto East Court Street

    1463 ft · 47 sec · East Court Street

  3. 3

    Turn left onto South Grand Traverse Street

    1772 ft · 41 sec · South Grand Traverse Street

  4. 4

    Take the ramp right

    1102 ft · 27 sec

  5. 5

    Merge slight left onto Chevrolet-Buick Freeway

    12.9 mi · 14 min · Chevrolet-Buick Freeway

  6. 6

    Take the exit slight right toward M 13: Saginaw

    1334 ft · 51 sec

  7. 7

    At the end of the road, turn left onto South Sheridan Road

    2.3 mi · 3 min · South Sheridan Road

  8. 8

    Turn left onto East Corunna Road

    9.7 mi · 13 min · East Corunna Road

  9. 9

    Continue on East Main Street

    22.3 mi · 35 min · East Main Street

  10. 10

    Turn left onto Linden Street

    140 m · 22 sec · Linden Street

  11. 11

    Turn right onto East Cass Street

    105 m · 17 sec · East Cass Street

  12. 12

    Turn right onto Maple Avenue

    107 m · 15 sec · Maple Avenue

  13. 13

    Arrive at your destination

    0 m · 1 sec · Maple Avenue

Car Route Details

A richer read on the saved driving route between Flint and Saint Johns.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
13 steps
7 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
26.8 / 100 mi
Decision points by distance
Main Roads
East Main Street
22.3 mi · 46%
Chevrolet-Buick Freeway
12.9 mi · 27%
East Corunna Road
9.66 mi · 20%
South Sheridan Road
2.29 mi · 5%
South Grand Traverse Street
0.54 mi · 1%
East Court Street
0.28 mi · 1%
Longest Stretch

East Main Street

Continue on East Main Street

22.3 mi · 00h 35m

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
01h 09m
Day trip friendly
Same-Day Return
02h 18m
Round-trip wheel time
Road vs Air
+4.4 mi
44.1 mi direct line
Halfway Stop
Corunna
00h 34m from Flint
Leave By
4:12 PM EDT
Morning start is best
Weather Watch

Showers And Thunderstorms leaving Flint and Showers And Thunderstorms near Saint Johns.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Flint to Saint Johns?

The road trip is about 48.5 miles (78 km) and usually takes 01h 09m 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?

Corunna is a useful midpoint, sitting about 24.2 miles from Flint and 24.3 miles from Saint Johns.

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

The direct path is about 44.1 miles (70.9 km), while the road route adds roughly 4.4 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 4:12 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.45 one way or $12.90 round trip. Estimated CO2 is about 15.2 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Flint and Showers And Thunderstorms near Saint Johns.

Stop Ideas Near Corunna

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

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

BUS

Owosso, MI

5 mi away
109 Comstock Street
RAIL

Durand Union Station

14 mi away
200 South Railroad St.
RAIL

Flint station

38 mi away
1407 South Dort Highway
RAIL

East Lansing station

42 mi away
1240 South Harrison Road

Flight Path Map

This map shows the direct air route between Flint and Saint Johns. Straight-line distance: 44.05 mi (70.89 km).

Flint

#1 Flint

The largest city in Genesee County, Michigan.

Population94,968
Coordinates43.0125300, -83.6874600
Altitude229
CountryUnited States
Saint Johns

#2 Saint Johns

City in Michigan

Population7,904
Coordinates43.0011400, -84.5591500
Altitude242
CountryUnited States
Start: Flint (-83.68746, 43.01253)
End: Saint Johns (-84.55915, 43.00114)

Estimated Travel Time

Distance: 78 km by road

SpeedTime
30 mph (48.3 km/h)01h 36m
40 mph (64.37 km/h)01h 12m
50 mph (80.47 km/h)00h 58m
60 mph (96.56 km/h)00h 48m
70 mph (112.65 km/h)00h 41m
80 mph (129 km/h)00h 36m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.71 gal
6.47 L · about $6.45
Round trip
$12.90
3.42 gal · 12.94 L
Estimated CO2
15.2 kg one way
Round trip: 30.4 kg / 67 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $6.45 $12.90
Mid-grade $4.25 $7.27 $14.55
Premium $4.65 $7.96 $15.92
Diesel $5.30 $9.07 $18.14

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 16, 2026

There is no time difference between Flint and Saint Johns. The current time is 00:35:34.

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.