How far is Johns Creek, GA from Saint Simon Mills, GA?

The driving distance from Johns Creek, GA to Saint Simon Mills, GA is about 333.4 miles (536.5 km), with a travel time of about 06h 17m by car.

  • The straight-line flight distance is about 255.7 miles (411.5 km).
  • For a round trip, plan for roughly 12h 35m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
333.33 mi
06h 17m
Flight
255.7 mi
411.51 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Johns Creek.

Flight Distance

Direct air line
255.7 mi
Kilometers
411.51 km
Flight Time
00h 30m

Driving Distance

Road route
333.33 mi
Kilometers
536.45 km
Drive Time
06h 17m

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 06h 17m.

Arrival Snapshot
Arrive in Saint Simon Mills
Sun, Apr 19, 4:40 PM EDT
Return by in Johns Creek
Sun, Apr 19, 10:58 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Johns Creek
2026-04-19T10:23
Arrive Saint Simon Mills
Sun, Apr 19, 4:40 PM EDT
Route Timing
06h 17m
One way by road
Best Departure Window
6:00 AM to 7:30 AM EDT
Treat this as a longer travel day
Arrive between
12:18 PM to 1:48 PM EDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
11:24 PM EDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Johns Creek
8:00 PM EDT
Overnight-style route

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
East Dublin
GA

City in Laurens County, Georgia, United States of America

From Johns Creek
166.7 mi
03h 08m
To Saint Simon Mills
166.7 mi
03h 08m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
72°F
Sunday

Slight Chance Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
10 to 15 mph NW
Destination
86°F
Sunday

Partly Sunny

Starts
Sun, Apr 19 6:00 AM EDT
Wind
6 to 12 mph SW

Driving Route Map

The map below follows the saved road route between Johns Creek and Saint Simon Mills.

Turn-by-Turn Driving Directions

Step-by-step road directions between Johns Creek and Saint Simon Mills.

  1. 1

    Start on Morgan Hill Court

    82 m · 17 sec · Morgan Hill Court

  2. 2

    Turn left onto Groomsbridge Road

    2795 ft · 2 min · Groomsbridge Road

  3. 3

    At the end of the road, turn right onto Grove Point Road

    1001 ft · 46 sec · Grove Point Road

  4. 4

    Turn right onto Medlock Bridge Road

    2.1 mi · 3 min · Medlock Bridge Road

  5. 5

    Continue on Peachtree Parkway

    3.9 mi · 7 min · Peachtree Parkway

  6. 6

    Take the exit straight toward GA 141 South: Doraville, Chamblee

    998 ft · 15 sec

  7. 7

    Merge slight left onto Peachtree Industrial Boulevard

    3.7 mi · 5 min · Peachtree Industrial Boulevard

  8. 8

    Take the exit slight left toward I 285 East

    1974 ft · 52 sec

  9. 9

    Merge slight left onto Atlanta Bypass / The Perimeter

    20.1 mi · 23 min · Atlanta Bypass / The Perimeter

  10. 10

    Take the exit slight right toward I 675 South: Macon

    1.1 mi · 2 min

  11. 11

    Continue on Terrell Starr Parkway

    10.2 mi · 12 min · Terrell Starr Parkway

  12. 12

    Merge slight left

    49.3 mi · 53 min

  13. 13

    Keep slight left to continue on Macon, Savannah

    12.3 mi · 13 min

  14. 14

    Take the exit slight right toward I 16 East: Jim Gillis Highway, Savannah

    1.1 mi · 1 min

  15. 15

    Continue straight

    155.9 mi · 2 hr 48 min

  16. 16

    Take the exit slight right toward I 95 South: Brunswick, Jacksonville

    2418 ft · 32 sec

  17. 17

    Merge slight left

    60 mi · 1 hr 4 min

  18. 18

    Take the exit slight right toward US 17, GA 25 Spur: Brunswick, Veterans Memorial, North Golden Isles Parkway

    2202 ft · 56 sec

  19. 19

    Turn left onto Golden Isles Parkway

    4.7 mi · 8 min · Golden Isles Parkway

  20. 20

    Continue on Glynn Avenue

    1.5 mi · 3 min · Glynn Avenue

  21. 21

    Turn left onto Fernando Joseph Torras Causeway

    2 mi · 3 min · Fernando Joseph Torras Causeway

  22. 22

    Continue on F. J. Torras Causeway

    2.3 mi · 4 min · F. J. Torras Causeway

  23. 23

    Keep slight left

    577 ft · 14 sec

  24. 24

    Continue on Sea Island Road

    1935 ft · 46 sec · Sea Island Road

  25. 25

    Turn left onto Hamilton Road

    1085 ft · 48 sec · Hamilton Road

  26. 26

    Turn right onto Arthur J. Moore Drive

    115 m · 17 sec · Arthur J. Moore Drive

  27. 27

    Arrive at your destination

    0 m · 1 sec · Arthur J. Moore Drive

Car Route Details

A richer read on the saved driving route between Johns Creek and Saint Simon Mills.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
27 steps
7 turns on the saved route
Ramps & Exits
10
4 merges, 6 ramps or exits
Navigation Density
8.1 / 100 mi
Decision points by distance
Main Roads
I 16 East
157 mi · 47%
I 95 South
60.5 mi · 18%
Terrell Starr Parkway
59.5 mi · 18%
Atlanta Bypass / The Perimeter
20.1 mi · 6%
Macon
12.3 mi · 4%
Golden Isles Parkway
4.66 mi · 1%
Longest Stretch

I 16 East

Continue straight

156 mi · 02h 48m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
06h 17m
Overnight route
Same-Day Return
12h 36m
Round-trip wheel time
Road vs Air
+77.7 mi
255.7 mi direct line
Halfway Stop
East Dublin
03h 08m from Johns Creek
Leave By
11:24 PM EDT
Overnight-style route
Weather Watch

Slight Chance Rain Showers leaving Johns Creek and Partly Sunny near Saint Simon Mills.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Johns Creek to Saint Simon Mills?

The road trip is about 333.4 miles (536.5 km) and usually takes 06h 17m in normal driving conditions.

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

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

East Dublin is a useful midpoint, sitting about 166.7 miles from Johns Creek and 166.7 miles from Saint Simon Mills.

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

The direct path is about 255.7 miles (411.5 km), while the road route adds roughly 77.7 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 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $46.58 one way or $93.16 round trip. Estimated CO2 is about 104.5 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers around Johns Creek and Partly Sunny near Saint Simon Mills.

Flight Path Map

This map shows the direct air route between Johns Creek and Saint Simon Mills. Straight-line distance: 255.7 mi (411.51 km).

Johns Creek

#1 Johns Creek

The most populous city in Fulton County, Georgia.

Population85,192
Coordinates34.0289300, -84.1985800
Altitude286
CountryUnited States
Photo coming soon

#2 Saint Simon Mills

City in Glynn County, Georgia, United States of America

Population13,915
Coordinates31.1707900, -81.4073200
Altitude3
CountryUnited States
Start: Johns Creek (-84.19858, 34.02893)
End: Saint Simon Mills (-81.40732, 31.17079)

Estimated Travel Time

Distance: 536 km by road

SpeedTime
30 mph (48.3 km/h)11h 06m
40 mph (64.37 km/h)08h 20m
50 mph (80.47 km/h)06h 39m
60 mph (96.56 km/h)05h 33m
70 mph (112.65 km/h)04h 45m
80 mph (129 km/h)04h 09m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.76 gal
44.53 L · about $46.58
Round trip
$93.16
23.52 gal · 89.06 L
Estimated CO2
104.5 kg one way
Round trip: 209 kg / 461 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.96 $46.58 $93.16
Mid-grade $4.43 $52.09 $104.17
Premium $4.78 $56.19 $112.38
Diesel $5.62 $66.14 $132.28

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 Georgia · Apr 19, 2026

There is no time difference between Johns Creek and Saint Simon Mills. The current time is 10:23:21.

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.