How far is Marietta, GA from Alamo, GA?

The driving distance from Marietta, GA to Alamo, GA is about 179.4 miles (288.7 km), with a travel time of about 03h 31m by car.

  • The straight-line flight distance is about 161.6 miles (260 km).
  • For a round trip, plan for roughly 07h 03m 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
179.36 mi
03h 31m
Flight
161.53 mi
259.95 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
161.53 mi
Kilometers
259.95 km
Flight Time
00h 19m

Driving Distance

Road route
179.36 mi
Kilometers
288.66 km
Drive Time
03h 31m

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 31m.

Arrival Snapshot
Arrive in Alamo
Mon, Apr 20, 4:59 AM EDT
Return by in Marietta
Mon, Apr 20, 8:31 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Marietta
2026-04-20T01:28
Arrive Alamo
Mon, Apr 20, 4:59 AM EDT
Route Timing
03h 31m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:32 AM to 11:32 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
9:56 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
89.7 mi
01h 45m
To Alamo
89.7 mi
01h 45m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
72°F
Monday

Sunny

Starts
Mon, Apr 20 6:00 AM EDT
Wind
10 mph N
Destination
77°F
Monday

Mostly Sunny

Starts
Mon, Apr 20 6:00 AM EDT
Wind
5 to 10 mph N

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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 left to continue on Macon, Savannah

    12.3 mi · 13 min

  13. 13

    Take the exit slight right toward I 16 East: Jim Gillis Highway, Savannah

    1.1 mi · 1 min

  14. 14

    Continue straight

    50 mi · 54 min

  15. 15

    Take the exit slight right toward US 319, US 441: Dublin, McRae

    1021 ft · 25 sec

  16. 16

    Turn right

    16.6 mi · 23 min

  17. 17

    Turn sharp left

    1.2 mi · 2 min

  18. 18

    Turn slight right

    9.8 mi · 14 min

  19. 19

    Turn right

    20 m · 5 sec

  20. 20

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
20 steps
6 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
11.1 / 100 mi
Decision points by distance
Main Roads
James Wendell George Parkway
67.1 mi · 37%
I 16 East
51.1 mi · 28%
Macon
12.3 mi · 7%
Horace E Tate Freeway
7.28 mi · 4%
Larry McDonald Memorial Highway
5.15 mi · 3%
Downtown Connector
5.05 mi · 3%
Longest Stretch

James Wendell George Parkway

Keep slight left

64.8 mi · 01h 12m

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 31m
Long day trip
Same-Day Return
07h 04m
Round-trip wheel time
Road vs Air
+17.8 mi
161.6 mi direct line
Halfway Stop
Forsyth
01h 45m from Marietta
Leave By
9:56 AM EDT
Early departure recommended
Weather Watch

Sunny leaving Marietta and Mostly Sunny near Alamo.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 179.4 miles (288.7 km) and usually takes 03h 31m 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 89.7 miles from Marietta and 89.7 miles from Alamo.

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

The direct path is about 161.6 miles (260 km), while the road route adds roughly 17.8 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 9:56 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $25.07 one way or $50.15 round trip. Estimated CO2 is about 56.3 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Marietta and Mostly Sunny near Alamo.

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 Alamo. Straight-line distance: 161.53 mi (259.95 km).

Marietta

#1 Marietta

The most populous city in Cobb County, Georgia.

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

#2 Alamo

Town in Wheeler County, Georgia, United States

Population3,301
Coordinates32.1471200, -82.7779200
Altitude70
CountryUnited States
Start: Marietta (-84.54993, 33.9526)
End: Alamo (-82.77792, 32.14712)

Estimated Travel Time

Distance: 289 km by road

SpeedTime
30 mph (48.3 km/h)05h 58m
40 mph (64.37 km/h)04h 29m
50 mph (80.47 km/h)03h 35m
60 mph (96.56 km/h)02h 59m
70 mph (112.65 km/h)02h 33m
80 mph (129 km/h)02h 14m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.33 gal
23.96 L · about $25.07
Round trip
$50.15
12.66 gal · 47.92 L
Estimated CO2
56.3 kg one way
Round trip: 112.5 kg / 248 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.96 $25.07 $50.15
Mid-grade $4.43 $28.04 $56.07
Premium $4.78 $30.24 $60.49
Diesel $5.62 $35.60 $71.20

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 20, 2026

There is no time difference between Marietta and Alamo. The current time is 01:28:01.

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.