Origin
Dunwoody, GA
Afternoon in Dunwoody on Saturday
Local time
2:35 PM
EDT
Current temp
56°F
Unavailable
Live forecast
Trip from Dunwoody, GA to Union City, GA
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards
Drive Time
46m
Distance
34.8 mi
56 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$5
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 43m
★
6 AM
0h 47m
8 AM
0h 55m
10 AM
0h 50m
12 PM
0h 49m
3 PM
0h 50m
5 PM
0h 54m
8 PM
0h 45m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Dunwoody, GA
Wikimedia Commons
Union City, GA
Wikimedia Commons
Trip Overview
The drive from Dunwoody, GA to Union City, GA covers 34.8 miles and takes about 46m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Atlanta Bypass / The Perimeter, I 85, Ashford Dunwoody Road Northeast for much of the mileage, and the overall profile is mostly surface roads. The longest uninterrupted segment is about 26.9 miles on Atlanta Bypass / The Perimeter. At current regular gas prices, budget about $5.44 one way before food or hotel costs.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Atlanta Bypass / The Perimeter | 26.9 mi | 31m |
| I 85 | 2.2 mi | 2m |
| Ashford Dunwoody Road Northeast | 1.7 mi | 3m |
| Flat Shoals Road | 1.6 mi | 3m |
| Mount Vernon Road | 0.2 mi | <1m |
| Limerick Drive | 0.1 mi | <1m |
| Bally Shannon Drive | <0.1 mi | <1m |
| Bantry Circle | <0.1 mi | <1m |
Longest stretch:
Atlanta Bypass / The Perimeter
— 26.9 mi, about 31m
Turn-by-Turn Driving Directions
Step-by-step road directions between Dunwoody, GA and Union City, GA.
1
Start on this road
37 ft
·
3 sec
·
this road
2
Turn right
422 ft
·
15 sec
3
Continue on Mount Vernon Road
0.2 mi
·
31 sec
·
Mount Vernon Road
Use the left lane.
4
Turn left onto Ashford Dunwoody Road Northeast
1.7 mi
·
3 min
·
Ashford Dunwoody Road Northeast
Use the left lane.
5
Take the ramp
0.3 mi
·
39 sec
Toward I 285 West
Use the slight right lane.
6
Keep slight left at fork
414 ft
·
10 sec
Toward I 285 West
Use the straight / slight right lanes.
7
Merge onto I 285
27 mi
·
31 min
·
Atlanta Bypass / The Perimeter
Use the straight / slight right lanes.
8
Take the exit
0.2 mi
·
18 sec
Exit 61
Toward I 85 North, I 85 South: Airport Domestic, Atlanta, Columbus, Montgomery
9
Keep slight right at fork
0.8 mi
·
1 min
Toward I 85 South: Columbus, Montgomery
Use the straight / slight left lanes.
10
Merge onto I 85
2.2 mi
·
2 min
·
I 85
11
Take the exit
0.1 mi
·
18 sec
Exit 66
Toward Flat Shoals Road
Use the straight / slight right lanes.
12
Continue on this road
0.2 mi
·
29 sec
·
this road
Toward Flat Shaols Road
13
Keep slight right at fork
163 ft
·
4 sec
Toward Flat Shoals Road
Use the slight right lane.
14
Turn right onto Flat Shoals Road
1.6 mi
·
3 min
·
Flat Shoals Road
15
Turn right onto Bally Shannon Drive
499 ft
·
27 sec
·
Bally Shannon Drive
Use the right lane.
16
At end of road, turn left onto Kilkenny Drive
205 ft
·
11 sec
·
Kilkenny Drive
17
Turn right onto Limerick Drive
0.1 mi
·
28 sec
·
Limerick Drive
18
Turn right onto Bantry Circle
267 ft
·
11 sec
·
Bantry Circle
19
Arrive at destination
Bantry Circle
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
17 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 34.8 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 17.4 miles from Dunwoody, GA, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 165 decision points cluster between mile 2.3 and 32.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
8
2.3 mi into trip
|
~4m in
Keep slight left at fork toward I 285 West
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward I 285 West
6
29.3 mi into trip
|
~36m in
Take the exit toward I 85 North, I 85 South: Airport Domestic, Atlanta, Columbus, Montgomery
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Exit 61
Toward I 85 North, I 85 South: Airport Domestic...
8
29.5 mi into trip
|
~36m in
Keep slight right at fork toward I 85 South: Columbus, Montgomery
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight left lanes.
Toward I 85 South: Columbus, Montgomery
7
32.5 mi into trip
|
~40m in
Take the exit toward Flat Shoals Road
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 66
Toward Flat Shoals Road
8
32.8 mi into trip
|
~41m in
Keep slight right at fork toward Flat Shoals Road
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight right lane.
Toward Flat Shoals Road
Fuel & Cost
Regular Gas
$5.44 one way
$10.88 round trip
$3.97/gal
25.4 MPG avg
12 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.34 | $5.95 | $11.90 |
| premium | $4.70 | $6.44 | $12.88 |
| diesel | $5.61 | $7.68 | $15.37 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$5
Estimated CO2 emission: 12.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $4 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 10.4 | 0 | $3.65 | $1.67 |
| Efficient EV | 8.7 | 0 | $3.04 | $1.39 |
| EV Truck/SUV | 13.9 | 0 | $4.87 | $2.23 |
Gas CO2
12 kg
EV CO2
4 kg (67% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Union City, GA
Afternoon in Union City on Saturday
Local time
2:35 PM
EDT
Current temp
51°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
5 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
46m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
34.8 mi in 46m across surface roads — expect steady turns and local traffic rather than long highway runs.
Only 6% highway — the rest is turn-by-turn surface driving.
19 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 26.9 mi on Atlanta Bypass / The Perimeter.
How Hard Is This Drive?
10/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 2.3 miles in.
Driving Effort
10/10
Focused - lots of decisions in a short distance, but it is over quickly
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 16 decision points packed into just 34.8 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 46m.
Where does it get tricky?
The main spots that need attention: at 2.3 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 29.3 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 29.5 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Dunwoody, GA and Union City, GA, road signs point toward Atlanta, Columbus and Montgomery.
Atlanta
29.3 mi in
|
~36m
Columbus
29.3 mi in
|
~36m
Montgomery
29.3 mi in
|
~36m
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 46m. Total distance: 34.8 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
46m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
Scenic Drive
Mostly surface roads route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 26.9 miles on Atlanta Bypass / The Perimeter. The full list of main roads is in the Roads section above.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Union City, GA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 2.3 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 29.3 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 29.5 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Chattahoochee River National Recreation Area and Martin Luther King, Jr. National Historical Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Union City, GA before heading back.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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