How far is Fort Oglethorpe, GA from Smyrna, GA?

The driving distance from Fort Oglethorpe, GA to Smyrna, GA is about 173.9 miles (279.9 km), with a travel time of about 02h 50m by car.

  • The straight-line flight distance is about 141.1 miles (227 km).
  • For a round trip, plan for roughly 05h 40m 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
173.95 mi
02h 50m
Flight
141.03 mi
226.97 km direct

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

Learn Distance

Choose another destination from Fort Oglethorpe.

Flight Distance

Direct air line
141.03 mi
Kilometers
226.97 km
Flight Time
00h 17m

Driving Distance

Road route
173.95 mi
Kilometers
279.94 km
Drive Time
02h 50m

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 50m.

Arrival Snapshot
Arrive in Smyrna
Thu, Apr 16, 6:38 AM EDT
Return by in Fort Oglethorpe
Thu, Apr 16, 9:29 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fort Oglethorpe
2026-04-16T03:48
Arrive Smyrna
Thu, Apr 16, 6:38 AM EDT
Route Timing
02h 50m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:50 AM to 12:50 PM EDT

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

Leave by
12:50 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Fort Oglethorpe
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
Kennesaw
GA

City in Cobb County, Georgia, United States

From Fort Oglethorpe
86.9 mi
01h 25m
To Smyrna
87.1 mi
01h 25m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
85°F
Thursday

Sunny then Slight Chance Rain Showers

Starts
Thu, Apr 16 6:00 AM EDT
Wind
5 to 10 mph SW
Destination
88°F
Thursday

Sunny

Starts
Thu, Apr 16 6:00 AM EDT
Wind
0 to 5 mph SW

Driving Route Map

The map below follows the saved road route between Fort Oglethorpe and Smyrna.

Turn-by-Turn Driving Directions

Step-by-step road directions between Fort Oglethorpe and Smyrna.

  1. 1

    Start on the route

    19 m · 7 sec

  2. 2

    Turn right onto Stephenson Drive

    43 m · 8 sec · Stephenson Drive

  3. 3

    Turn right onto Forrest Road

    656 ft · 33 sec · Forrest Road

  4. 4

    Turn right onto Lafayette Highway

    151 m · 12 sec · Lafayette Highway

  5. 5

    Continue on Lafayette Road

    1791 ft · 44 sec · Lafayette Road

  6. 6

    Take the ramp slight right

    84 m · 8 sec

  7. 7

    Merge slight left onto Battlefield Parkway

    6.3 mi · 8 min · Battlefield Parkway

  8. 8

    Take the exit straight toward I 75 South

    1496 ft · 37 sec

  9. 9

    Merge slight left

    102.6 mi · 1 hr 53 min

  10. 10

    Take the exit slight right toward I 20: Augusta, Birmingham

    1465 ft · 36 sec

  11. 11

    Keep slight left to continue on I 20 East: Augusta

    3268 ft · 1 min

  12. 12

    Merge slight left onto Ralph David Abernathy Freeway

    9.7 mi · 12 min · Ralph David Abernathy Freeway

  13. 13

    Continue on Purple Heart Highway

    45.3 mi · 49 min · Purple Heart Highway

  14. 14

    Take the exit slight right toward GA 83: Madison, Monticello

    1939 ft · 54 sec

  15. 15

    Turn left onto Monticello Highway

    1.5 mi · 3 min · Monticello Highway

  16. 16

    Turn slight right

    2002 ft · 38 sec

  17. 17

    Keep slight left to continue on South Main Street

    2436 ft · 1 min · South Main Street

  18. 18

    Turn left onto Eatonton Road

    48 m · 4 sec · Eatonton Road

  19. 19

    Turn straight onto South Main Street

    2.2 mi · 5 min · South Main Street

  20. 20

    Continue on Greensboro Road

    3 mi · 4 min · Greensboro Road

  21. 21

    Turn right onto Buckhead Road

    31 m · 3 sec · Buckhead Road

  22. 22

    Arrive at your destination

    0 m · 1 sec · Buckhead Road

Car Route Details

A richer read on the saved driving route between Fort Oglethorpe and Smyrna.

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
22 steps
8 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
12.7 / 100 mi
Decision points by distance
Main Roads
I 75 South
103 mi · 59%
Purple Heart Highway
45.3 mi · 26%
Ralph David Abernathy Freeway
9.75 mi · 6%
Battlefield Parkway
6.28 mi · 4%
Greensboro Road
3.01 mi · 2%
South Main Street
2.68 mi · 2%
Longest Stretch

I 75 South

Merge slight left

103 mi · 01h 53m

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 50m
Day trip friendly
Same-Day Return
05h 40m
Round-trip wheel time
Road vs Air
+32.8 mi
141.1 mi direct line
Halfway Stop
Kennesaw
01h 25m from Fort Oglethorpe
Leave By
12:50 PM EDT
Morning start is best
Weather Watch

Sunny then Slight Chance Rain Showers leaving Fort Oglethorpe and Sunny near Smyrna.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Fort Oglethorpe to Smyrna?

The road trip is about 173.9 miles (279.9 km) and usually takes 02h 50m 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?

Kennesaw is a useful midpoint, sitting about 86.9 miles from Fort Oglethorpe and 87.1 miles from Smyrna.

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

The direct path is about 141.1 miles (227 km), while the road route adds roughly 32.8 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 12:50 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $24.32 one way or $48.64 round trip. Estimated CO2 is about 54.6 kg one way.

What should you check before leaving?

Before you leave, expect Sunny then Slight Chance Rain Showers around Fort Oglethorpe and Sunny near Smyrna.

Stop Ideas Near Kennesaw

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Kennesaw and the surrounding midpoint area.
Stop photo coming soon
Scenic stop 4.8 mi away

City Hall Parking Deck

Marietta , GA
211 Lawrence St NE, Marietta, GA 30060
Rating 3.0/5 1 reviews Parking garage
Sandy Springs City Hall
Meeting point 12.7 mi away

Sandy Springs City Hall

Sandy Springs , GA
1 Galambos Way, Sandy Springs, GA 30328
Rating 4.3/5 24 reviews City Hall,City government office
Stop photo coming soon
Scenic stop 12.2 mi away

Parking near City Hall and Cultural Arts Center

Roswell , GA
38 Hill St, Roswell, GA 30075
Parking lot

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Kennesaw.

RAIL

Peachtree Station

32 mi away
1688 Peachtree Street, NW
RAIL

Gainesville

78 mi away
116 Industrial Boulevard

Flight Path Map

This map shows the direct air route between Fort Oglethorpe and Smyrna. Straight-line distance: 141.03 mi (226.97 km).

Fort Oglethorpe

#1 Fort Oglethorpe

City in Catoosa and Walker Counties, Georgia, United States

Population9,973
Coordinates34.9489600, -85.2569000
Altitude223
CountryUnited States
Smyrna

#2 Smyrna

The most populous city in Cobb County, Georgia.

Population56,443
Coordinates33.5981800, -83.4048900
Altitude188
CountryUnited States
Start: (-85.256899, 34.94896)
End: Buckhead Road (-83.404891, 33.598175)

Estimated Travel Time

Distance: 280 km by road

SpeedTime
30 mph (48.3 km/h)05h 47m
40 mph (64.37 km/h)04h 20m
50 mph (80.47 km/h)03h 28m
60 mph (96.56 km/h)02h 53m
70 mph (112.65 km/h)02h 29m
80 mph (129 km/h)02h 10m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.14 gal
23.24 L · about $24.32
Round trip
$48.64
12.28 gal · 46.48 L
Estimated CO2
54.6 kg one way
Round trip: 109.1 kg / 241 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.96 $24.32 $48.64
Mid-grade $4.43 $27.19 $54.39
Premium $4.78 $29.34 $58.67
Diesel $5.62 $34.53 $69.06

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 16, 2026

There is no time difference between Fort Oglethorpe and Smyrna. The current time is 03:48:22.

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.