How far is Marietta, GA from Ashburn, GA?

The driving distance from Marietta, GA to Ashburn, GA is about 178.5 miles (287.3 km), with a travel time of about 03h 22m by car.

  • The straight-line flight distance is about 163.7 miles (263.5 km).
  • For a round trip, plan for roughly 06h 45m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 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
178.54 mi
03h 22m
Flight
163.72 mi
263.48 km direct

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

Learn Distance

Choose another destination from Marietta.

Flight Distance

Direct air line
163.72 mi
Kilometers
263.48 km
Flight Time
00h 19m

Driving Distance

Road route
178.54 mi
Kilometers
287.33 km
Drive Time
03h 22m

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 03h 22m.

Arrival Snapshot
Arrive in Ashburn
Thu, Apr 16, 6:47 AM EDT
Return by in Marietta
Thu, Apr 16, 10:10 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Marietta
2026-04-16T03:25
Arrive Ashburn
Thu, Apr 16, 6:47 AM EDT
Route Timing
03h 22m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:23 AM to 11:23 AM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:14 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Marietta
9:00 PM EDT
Early departure recommended

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
Forsyth
GA

Rosebud county seat and river town near Yellowstone River

From Marietta
89.4 mi
01h 41m
To Ashburn
89.1 mi
01h 41m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
86°F
Thursday

Sunny

Starts
Thu, Apr 16 6:00 AM EDT
Wind
0 to 10 mph W
Destination
89°F
Thursday

Sunny

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

Driving Route Map

The map below follows the saved road route between Marietta and Ashburn.

Turn-by-Turn Driving Directions

Step-by-step road directions between Marietta and Ashburn.

  1. 1

    Start on West Park Square

    36 m · 11 sec · West Park Square

  2. 2

    Continue on South Park Square

    105 m · 9 sec · South Park Square

  3. 3

    Continue on Roswell Street

    1.7 mi · 4 min · Roswell Street

  4. 4

    Turn right onto Cobb Parkway South

    1.1 km · 1 min · Cobb Parkway South

  5. 5

    Turn left onto South Marietta Parkway

    1 km · 1 min · South Marietta Parkway

  6. 6

    Take the exit slight right toward I 75 South: Atlanta

    2479 ft · 53 sec

  7. 7

    Merge slight left onto Larry McDonald Memorial Highway

    5.2 mi · 6 min · Larry McDonald Memorial Highway

  8. 8

    Continue on Horace E Tate Freeway

    7.3 mi · 9 min · Horace E Tate Freeway

  9. 9

    Continue on Downtown Connector

    5 mi · 7 min · Downtown Connector

  10. 10

    Continue on James Wendell George Parkway

    2.3 mi · 3 min · James Wendell George Parkway

  11. 11

    Keep slight left

    64.8 mi · 1 hr 12 min

  12. 12

    Keep slight right to continue on Larry Justice Highway

    16.1 mi · 17 min · Larry Justice Highway

  13. 13

    Merge slight left onto Fall Line Freeway

    72 mi · 1 hr 17 min · Fall Line Freeway

  14. 14

    Take the exit slight right toward GA 159: Ashburn, Amboy

    1043 ft · 26 sec

  15. 15

    Turn right onto North Street

    1.9 mi · 3 min · North Street

  16. 16

    Turn left

    1043 ft · 35 sec

  17. 17

    Turn left onto East Washington Avenue

    20 m · 2 sec · East Washington Avenue

  18. 18

    Arrive at your destination

    0 m · 1 sec · East Washington Avenue

Car Route Details

A richer read on the saved driving route between Marietta and Ashburn.

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
18 steps
5 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
10.1 / 100 mi
Decision points by distance
Main Roads
Fall Line Freeway
72 mi · 40%
James Wendell George Parkway
67.1 mi · 38%
Larry Justice Highway
16.1 mi · 9%
Horace E Tate Freeway
7.28 mi · 4%
Larry McDonald Memorial Highway
5.15 mi · 3%
Downtown Connector
5.05 mi · 3%
Longest Stretch

Fall Line Freeway

Merge slight left onto Fall Line Freeway

72 mi · 01h 17m

Route Summary

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

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 22m
Long day trip
Same-Day Return
06h 46m
Round-trip wheel time
Road vs Air
+14.8 mi
163.7 mi direct line
Halfway Stop
Forsyth
01h 41m from Marietta
Leave By
10:14 AM EDT
Early departure recommended
Weather Watch

Sunny leaving Marietta and Sunny near Ashburn.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Marietta to Ashburn?

The road trip is about 178.5 miles (287.3 km) and usually takes 03h 22m in normal driving conditions.

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

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Forsyth is a useful midpoint, sitting about 89.4 miles from Marietta and 89.1 miles from Ashburn.

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

The direct path is about 163.7 miles (263.5 km), while the road route adds roughly 14.8 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:14 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $24.95 one way or $49.91 round trip. Estimated CO2 is about 56 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Marietta and Sunny near Ashburn.

Stop Ideas Near Forsyth

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

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

RAIL

Peachtree Station

95 mi away
1688 Peachtree Street, NW

Flight Path Map

This map shows the direct air route between Marietta and Ashburn. Straight-line distance: 163.72 mi (263.48 km).

Marietta

#1 Marietta

The most populous city in Cobb County, Georgia.

Population60,786
Coordinates33.9526000, -84.5499300
Altitude344
CountryUnited States
Ashburn

#2 Ashburn

Census designated place in Virginia

Population3,653
Coordinates31.7060100, -83.6532200
Altitude130
CountryUnited States
Start: Marietta (-84.54993, 33.9526)
End: Ashburn (-83.65322, 31.70601)

Estimated Travel Time

Distance: 287 km by road

SpeedTime
30 mph (48.3 km/h)05h 56m
40 mph (64.37 km/h)04h 27m
50 mph (80.47 km/h)03h 34m
60 mph (96.56 km/h)02h 58m
70 mph (112.65 km/h)02h 33m
80 mph (129 km/h)02h 13m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.3 gal
23.85 L · about $24.95
Round trip
$49.91
12.6 gal · 47.7 L
Estimated CO2
56 kg one way
Round trip: 112 kg / 247 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.96 $24.95 $49.91
Mid-grade $4.43 $27.90 $55.81
Premium $4.78 $30.10 $60.20
Diesel $5.62 $35.43 $70.86

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 Marietta and Ashburn. The current time is 03:25:08.

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.