How far is Decatur, GA from Gainesville, GA?

The driving distance from Decatur, GA to Gainesville, GA is about 49.7 miles (80 km), with a travel time of about 00h 57m by car.

  • The straight-line flight distance is about 45.1 miles (72.6 km).
  • For a round trip, plan for roughly 01h 55m 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
49.73 mi
00h 57m
Flight
45.14 mi
72.64 km direct

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

Learn Distance

Choose another destination from Decatur.

Flight Distance

Direct air line
45.14 mi
Kilometers
72.64 km
Flight Time
00h 05m

Driving Distance

Road route
49.73 mi
Kilometers
80.04 km
Drive Time
00h 57m

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 00h 57m.

Arrival Snapshot
Arrive in Gainesville
Thu, Apr 23, 1:46 AM EDT
Return by in Decatur
Thu, Apr 23, 2:43 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Decatur
2026-04-23T00:48
Arrive Gainesville
Thu, Apr 23, 1:46 AM EDT
Route Timing
00h 57m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:58 AM to 10:58 AM EDT

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

Leave by
4:34 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Decatur
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
Suwanee
GA

City in Gwinnett County, Georgia, USA

From Decatur
24.6 mi
00h 28m
To Gainesville
25.1 mi
00h 28m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
85°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
0 to 5 mph W
Destination
83°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
0 to 5 mph W

Driving Route Map

The map below follows the saved road route between Decatur and Gainesville.

Turn-by-Turn Driving Directions

Step-by-step road directions between Decatur and Gainesville.

  1. 1

    Start on the route

    88 m · 23 sec

  2. 2

    At the end of the road, turn right onto East Ponce de Leon Avenue

    95 m · 13 sec · East Ponce de Leon Avenue

  3. 3

    Turn left onto Church Street

    1.9 mi · 4 min · Church Street

  4. 4

    Turn straight onto Scott Boulevard

    146 m · 10 sec · Scott Boulevard

  5. 5

    Continue on Lawrenceville Highway

    2488 ft · 44 sec · Lawrenceville Highway

  6. 6

    Keep slight left to continue on Lawrenceville Highway

    2.1 mi · 3 min · Lawrenceville Highway

  7. 7

    Take the ramp slight left toward I 285 North

    1992 ft · 30 sec

  8. 8

    Merge slight left onto Atlanta Bypass / The Perimeter

    3.2 mi · 4 min · Atlanta Bypass / The Perimeter

  9. 9

    Take the exit slight right toward I 85: Greenville, Atlanta

    1.2 km · 52 sec

  10. 10

    Keep slight right to continue on I 85 North: Greenville

    158 m · 7 sec

  11. 11

    Keep slight left to continue on I 85 North: Greenville

    1872 ft · 40 sec

  12. 12

    Merge slight left onto Northeast Expressway

    1.2 mi · 1 min · Northeast Expressway

  13. 13

    Continue on Interstate Highway 85

    15.4 mi · 16 min · Interstate Highway 85

  14. 14

    Keep slight right

    2718 ft · 33 sec

  15. 15

    Keep slight left to continue on Lanier Parkway

    19.7 mi · 21 min · Lanier Parkway

  16. 16

    Take the exit slight right toward GA 60, GA 53: Candler Road, Gainesville

    1532 ft · 37 sec

  17. 17

    At the end of the road, turn left onto Queen City Parkway

    2.1 mi · 3 min · Queen City Parkway

  18. 18

    Turn right onto Jesse Jewell Parkway Southwest

    2260 ft · 49 sec · Jesse Jewell Parkway Southwest

  19. 19

    Turn right onto Green Street

    11 m · 2 sec · Green Street

  20. 20

    Arrive at your destination

    0 m · 1 sec · Green Street

Car Route Details

A richer read on the saved driving route between Decatur and Gainesville.

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
5
2 merges, 3 ramps or exits
Navigation Density
40.2 / 100 mi
Decision points by distance
Main Roads
Lanier Parkway
19.7 mi · 40%
Interstate Highway 85
15.9 mi · 32%
Atlanta Bypass / The Perimeter
3.24 mi · 7%
Lawrenceville Highway
2.59 mi · 5%
Queen City Parkway
2.11 mi · 4%
Church Street
1.89 mi · 4%
Longest Stretch

Lanier Parkway

Keep slight left to continue on Lanier Parkway

19.7 mi · 00h 21m

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
00h 57m
Day trip friendly
Same-Day Return
01h 56m
Round-trip wheel time
Road vs Air
+4.6 mi
45.1 mi direct line
Halfway Stop
Suwanee
00h 28m from Decatur
Leave By
4:34 PM EDT
Morning start is best
Weather Watch

Sunny leaving Decatur and Sunny near Gainesville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Decatur to Gainesville?

The road trip is about 49.7 miles (80 km) and usually takes 00h 57m 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?

Suwanee is a useful midpoint, sitting about 24.6 miles from Decatur and 25.1 miles from Gainesville.

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

The direct path is about 45.1 miles (72.6 km), while the road route adds roughly 4.6 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 4:34 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.93 one way or $13.86 round trip. Estimated CO2 is about 15.6 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Decatur and Sunny near Gainesville.

Stop Ideas Near Suwanee

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

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

RAIL

Gainesville

34 mi away
116 Industrial Boulevard
RAIL

Peachtree Station

41 mi away
1688 Peachtree Street, NW
RAIL

Toccoa

90 mi away
47 North Alexander St.

Flight Path Map

This map shows the direct air route between Decatur and Gainesville. Straight-line distance: 45.14 mi (72.64 km).

Decatur

#1 Decatur

County seat of DeKalb County, Georgia, United States

Population25,655
Coordinates33.7748300, -84.2963100
Altitude318
CountryUnited States
Gainesville

#2 Gainesville

The most populous city in Hall County, Georgia.

Population44,213
Coordinates34.2978800, -83.8240700
Altitude381
CountryUnited States
Start: East Court Square (-84.296067, 33.774966)
End: Green Street (-83.824068, 34.297881)

Estimated Travel Time

Distance: 80 km by road

SpeedTime
30 mph (48.3 km/h)01h 39m
40 mph (64.37 km/h)01h 14m
50 mph (80.47 km/h)00h 59m
60 mph (96.56 km/h)00h 49m
70 mph (112.65 km/h)00h 42m
80 mph (129 km/h)00h 37m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.75 gal
6.64 L · about $6.93
Round trip
$13.86
3.5 gal · 13.28 L
Estimated CO2
15.6 kg one way
Round trip: 31.1 kg / 69 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.96 $6.93 $13.86
Mid-grade $4.43 $7.75 $15.50
Premium $4.78 $8.36 $16.72
Diesel $5.62 $9.84 $19.68

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 23, 2026

There is no time difference between Decatur and Gainesville. The current time is 00:48:29.

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.