How far is Smyrna, GA from Kennesaw, GA?
The driving distance from Smyrna, GA to Kennesaw, GA is about 91.3 miles (147 km), with a travel time of about 01h 50m by car.
- The straight-line flight distance is about 75.4 miles (121.4 km).
- For a round trip, plan for roughly 03h 41m 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 50m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
City in DeKalb County, Georgia, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers then Chance Showers And Thunderstorms
Chance Rain Showers then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Smyrna and Kennesaw.
Turn-by-Turn Driving Directions
Step-by-step road directions between Smyrna and Kennesaw.
-
1
Start on Buckhead Road
31 m · 7 sec · Buckhead Road
-
2
Turn left onto Greensboro Road
3 mi · 4 min · Greensboro Road
-
3
Turn left onto Madison Bypass
4.2 mi · 6 min · Madison Bypass
-
4
Continue on Eatonton Road
3165 ft · 1 min · Eatonton Road
-
5
Take the exit right toward I 20 West: Atlanta
2122 ft · 26 sec
-
6
Continue on Purple Heart Highway
46.9 mi · 50 min · Purple Heart Highway
-
7
Continue on Ralph David Abernathy Freeway
9.1 mi · 11 min · Ralph David Abernathy Freeway
-
8
Take the exit slight right toward Hill Street, Turner Field
1410 ft · 35 sec
-
9
At the end of the road, turn right onto Hill Street Southeast
1209 ft · 42 sec · Hill Street Southeast
-
10
Turn left onto Martin Luther King Jr. Drive Southeast
1327 ft · 29 sec · Martin Luther King Jr. Drive Southeast
-
11
Take the ramp right toward I 75 North, I 85 North
1168 ft · 28 sec
-
12
Merge slight left onto Downtown Connector
3.1 mi · 4 min · Downtown Connector
-
13
Keep slight right to continue on Horace E Tate Freeway
7.2 mi · 9 min · Horace E Tate Freeway
-
14
Continue on Larry McDonald Memorial Highway
9.4 mi · 11 min · Larry McDonald Memorial Highway
-
15
Take the exit slight right toward GA 5 Spur South: Marietta
1976 ft · 26 sec
-
16
Merge slight left onto Canton Road Connector
1130 ft · 18 sec · Canton Road Connector
-
17
Take the exit slight right toward US 41, GA 3, GA 5 South: Kennesaw
806 ft · 13 sec
-
18
Continue straight
814 ft · 13 sec
-
19
Keep slight right to continue on US 41, GA 3, GA 5
1069 ft · 26 sec
-
20
Turn right onto Cobb Parkway North
4.6 mi · 7 min · Cobb Parkway North
-
21
Turn right onto Summers Street Northwest
2249 ft · 1 min · Summers Street Northwest
-
22
Turn left onto South Main Street Northwest
1131 ft · 46 sec · South Main Street Northwest
-
23
Turn left onto J. O. Stephenson Avenue Northwest
20 m · 2 sec · J. O. Stephenson Avenue Northwest
-
24
Arrive at your destination
0 m · 1 sec · J. O. Stephenson Avenue Northwest
Car Route Details
A richer read on the saved driving route between Smyrna and Kennesaw.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Purple Heart Highway
Continue on Purple Heart Highway
46.9 mi · 00h 50m
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.
Chance Rain Showers then Chance Showers And Thunderstorms leaving Smyrna and Chance Rain Showers then Chance Showers And Thunderstorms near Kennesaw.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Smyrna to Kennesaw?
The road trip is about 91.3 miles (147 km) and usually takes 01h 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?
Lithonia is a useful midpoint, sitting about 45.6 miles from Smyrna and 45.7 miles from Kennesaw.
How much longer is the road route than the straight-line distance?
The direct path is about 75.4 miles (121.4 km), while the road route adds roughly 15.9 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 2:48 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.75 one way or $25.51 round trip. Estimated CO2 is about 28.6 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers then Chance Showers And Thunderstorms around Smyrna and Chance Rain Showers then Chance Showers And Thunderstorms near Kennesaw.
Stop Ideas Near Lithonia
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Lithonia.
Peachtree Station
Gainesville
Flight Path Map
This map shows the direct air route between Smyrna and Kennesaw. Straight-line distance: 75.45 mi (121.43 km).
#1 Smyrna
The most populous city in Cobb County, Georgia.
| Population | 56,443 |
| Coordinates | 33.5981800, -83.4048900 |
| Altitude | 188 |
| Country | United States |
#2 Kennesaw
City in Cobb County, Georgia, United States
| Population | 34,712 |
| Coordinates | 34.0234300, -84.6154900 |
| Altitude | 332 |
| Country | United States |
End: Kennesaw (-84.61549, 34.02343)
Estimated Travel Time
Distance: 147 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 02m |
| 40 mph (64.37 km/h) | 02h 16m |
| 50 mph (80.47 km/h) | 01h 49m |
| 60 mph (96.56 km/h) | 01h 31m |
| 70 mph (112.65 km/h) | 01h 18m |
| 80 mph (129 km/h) | 01h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $12.75 | $25.51 |
| Mid-grade | $4.43 | $14.26 | $28.52 |
| Premium | $4.78 | $15.39 | $30.77 |
| Diesel | $5.62 | $18.11 | $36.22 |
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 · May 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.