How far is St. Marys, GA from Gainesville, GA?

The driving distance from St. Marys, GA to Gainesville, GA is about 360.5 miles (580.1 km), with a travel time of about 06h 10m by car.

  • The straight-line flight distance is about 279.9 miles (450.5 km).
  • For a round trip, plan for roughly 12h 21m 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
360.49 mi
06h 10m
Flight
279.91 mi
450.47 km direct

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

Learn Distance

Choose another destination from St. Marys.

Flight Distance

Direct air line
279.91 mi
Kilometers
450.47 km
Flight Time
00h 33m

Driving Distance

Road route
360.49 mi
Kilometers
580.15 km
Drive Time
06h 10m

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 10m.

Arrival Snapshot
Arrive in Gainesville
Thu, Apr 23, 4:16 AM EDT
Return by in St. Marys
Thu, Apr 23, 10:27 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave St. Marys
2026-04-22T22:05
Arrive Gainesville
Thu, Apr 23, 4:16 AM EDT
Route Timing
06h 10m
One way by road
Best Departure Window
6:00 AM to 7:30 AM EDT
Treat this as a longer travel day
Arrive between
12:11 PM to 1:41 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
11:38 PM EDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in St. Marys
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
Soperton
GA

City in Treutlen County, Georgia, United States of America

From St. Marys
195.9 mi
03h 05m
To Gainesville
164.5 mi
03h 05m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
79°F
Wednesday

Partly Sunny

Starts
Wed, Apr 22 6:00 AM EDT
Wind
1 to 8 mph E
Destination
81°F
Wednesday

Mostly Sunny

Starts
Wed, Apr 22 6:00 AM EDT
Wind
0 to 10 mph W

Driving Route Map

The map below follows the saved road route between St. Marys and Gainesville.

Turn-by-Turn Driving Directions

Step-by-step road directions between St. Marys and Gainesville.

  1. 1

    Start on West Hall Street

    24 m · 9 sec · West Hall Street

  2. 2

    Turn left onto Osborne Street

    3 mi · 5 min · Osborne Street

  3. 3

    Continue on Kingsland Saint Marys Road

    3 mi · 5 min · Kingsland Saint Marys Road

  4. 4

    Continue on East King Avenue

    2.2 mi · 3 min · East King Avenue

  5. 5

    Take the ramp slight right toward I 95 North: I 95 North

    2798 ft · 1 min

  6. 6

    Merge slight left

    94.3 mi · 1 hr 42 min

  7. 7

    Keep slight right

    3075 ft · 48 sec

  8. 8

    Take the exit slight right toward I 16 West: Macon

    1192 ft · 51 sec

  9. 9

    Merge slight left onto Jim Gillis Historic Savannah Parkway

    155.9 mi · 2 hr 47 min · Jim Gillis Historic Savannah Parkway

  10. 10

    Continue on Fall Line Freeway

    2560 ft · 40 sec · Fall Line Freeway

  11. 11

    Keep slight right to continue on I 75 North: Atlanta

    2746 ft · 43 sec

  12. 12

    Merge slight left

    62.1 mi · 1 hr 7 min

  13. 13

    Keep slight right to continue on Terrell Starr Parkway

    10.1 mi · 12 min · Terrell Starr Parkway

  14. 14

    Keep slight right to continue on I 285 East: Augusta, Greenville

    1 km · 1 min

  15. 15

    Merge slight left onto Atlanta Bypass / The Perimeter

    17.3 mi · 20 min · Atlanta Bypass / The Perimeter

  16. 16

    Take the exit slight right toward I 85: Greenville, Atlanta

    1.2 km · 52 sec

  17. 17

    Keep slight right to continue on I 85 North: Greenville

    158 m · 7 sec

  18. 18

    Keep slight left to continue on I 85 North: Greenville

    1872 ft · 40 sec

  19. 19

    Merge slight left onto Northeast Expressway

    1.2 mi · 1 min · Northeast Expressway

  20. 20

    Continue on Interstate Highway 85

    15.4 mi · 16 min · Interstate Highway 85

  21. 21

    Keep slight right

    2718 ft · 33 sec

  22. 22

    Keep slight left to continue on Lanier Parkway

    19.7 mi · 21 min · Lanier Parkway

  23. 23

    Take the exit slight right toward GA 60, GA 53: Candler Road, Gainesville

    1532 ft · 37 sec

  24. 24

    At the end of the road, turn left onto Queen City Parkway

    2.1 mi · 3 min · Queen City Parkway

  25. 25

    Turn right onto Jesse Jewell Parkway Southwest

    2260 ft · 49 sec · Jesse Jewell Parkway Southwest

  26. 26

    Turn right onto Green Street

    11 m · 2 sec · Green Street

  27. 27

    Arrive at your destination

    0 m · 1 sec · Green Street

Car Route Details

A richer read on the saved driving route between St. Marys and Gainesville.

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
4 turns on the saved route
Ramps & Exits
9
5 merges, 4 ramps or exits
Navigation Density
7.5 / 100 mi
Decision points by distance
Main Roads
Jim Gillis Historic Savannah Parkway
156 mi · 43%
I 95 North
95.5 mi · 26%
I 75 North
62.6 mi · 17%
Lanier Parkway
19.7 mi · 5%
Atlanta Bypass / The Perimeter
17.3 mi · 5%
Interstate Highway 85
15.9 mi · 4%
Longest Stretch

Jim Gillis Historic Savannah Parkway

Merge slight left onto Jim Gillis Historic Savannah Parkway

156 mi · 02h 47m

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 10m
Overnight route
Same-Day Return
12h 22m
Round-trip wheel time
Road vs Air
+80.6 mi
279.9 mi direct line
Halfway Stop
Soperton
03h 05m from St. Marys
Leave By
11:38 PM EDT
Overnight-style route
Weather Watch

Partly Sunny leaving St. Marys and Mostly Sunny near Gainesville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from St. Marys to Gainesville?

The road trip is about 360.5 miles (580.1 km) and usually takes 06h 10m 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?

Soperton is a useful midpoint, sitting about 195.9 miles from St. Marys and 164.5 miles from Gainesville.

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

The direct path is about 279.9 miles (450.5 km), while the road route adds roughly 80.6 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 $50.38 one way or $100.77 round trip. Estimated CO2 is about 113 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around St. Marys and Mostly Sunny near Gainesville.

Stop Ideas Near Soperton

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

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

RAIL

Jesup

109 mi away
176 Northwest Broad Street

Flight Path Map

This map shows the direct air route between St. Marys and Gainesville. Straight-line distance: 279.91 mi (450.47 km).

Photo coming soon

#1 St. Marys

City in Camden County, Georgia, USA

Population17,968
Coordinates30.7305100, -81.5464900
Altitude3
CountryUnited States
Gainesville

#2 Gainesville

The most populous city in Hall County, Georgia.

Population44,213
Coordinates34.2978800, -83.8240700
Altitude381
CountryUnited States
Start: West Hall Street (-81.546496, 30.730485)
End: Green Street (-83.824068, 34.297881)

Estimated Travel Time

Distance: 580 km by road

SpeedTime
30 mph (48.3 km/h)12h 00m
40 mph (64.37 km/h)09h 00m
50 mph (80.47 km/h)07h 12m
60 mph (96.56 km/h)06h 00m
70 mph (112.65 km/h)05h 09m
80 mph (129 km/h)04h 29m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.72 gal
48.15 L · about $50.38
Round trip
$100.77
25.44 gal · 96.3 L
Estimated CO2
113 kg one way
Round trip: 226.1 kg / 498 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.96 $50.38 $100.77
Mid-grade $4.43 $56.34 $112.67
Premium $4.78 $60.78 $121.55
Diesel $5.62 $71.54 $143.07

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 23, 2026

There is no time difference between St. Marys and Gainesville. The current time is 22:05:31.

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.