Atlanta Transportation, Highways & Airports

Atlanta Transportation, Highways & Airports

Metro Atlanta Highways

Navigating the metro area via its numerous roadways can be a bit challenging. But it’s completely doable when you know which highways and interstates are which and where they go. Here are the fundamentals. And for more information, visit the Georgia Department of Transportation website.

Interstate 75

I-75 runs northwest to southeast straight through the City of Atlanta and traverses north into Tennessee and south into Florida.

Interstate 85

I-85 runs northeast to southwest and converges with I-75 to form the Downtown Connector. It traverses east into South Carolina and west into Alabama.

Interstate 20

I-20 is a major artery running east to west through the City of Atlanta. It also traverses the state into South Carolina on the east and Alabama on the west.

Interstate 285

Often referred to as “The Perimeter,” this interstate highway loop encircles Atlanta and connects I-75, I-85  and I-20 to the city.

Georgia State Route 400

This former toll road known as GA 400 runs north to south through the north-central suburbs of Atlanta; it is concurrent with U.S. Route 19 from Exit 4 up through its ending point near Dahlonega in the North Georgia Mountains.

Interstate 675

This 11-mile-long auxiliary highway runs through the southeast part of the metro Atlanta area, connecting Stockbridge on the south end to I-285 on the north end.

Interstate 575

A 30-mile interstate highway spur route, I-575 branches off of I-75 in Kennesaw and traverses up through the northwestern suburbs and into the North Georgia Mountains.


Local Transit
MARTA—Metropolitan Atlanta Rapid Transit Authority
MARTA is the dominant public transportation system in metro Atlanta with about 500,000 riders each day. Buses run from 5 a.m. to 1:30 a.m. Monday through Friday and from 5:30 a.m. to 12:30 a.m. weekends and holidays. Times may vary on individual routes. The rail system operates from approximately 5 a.m. to 1 a.m. Monday through Friday and from 5 a.m. to 12:30 a.m. weekends and holidays. MARTA provides ADA-Compliant Paratransit Service to eligible persons with disabilities.
Bus/rail fee: $2.50 one way including transfers.
MARTA schedule & route information: 404-848-5000

Georgia Regional Transportation Authority
The GRTA leads Georgia’s effort to set clear expectations for the performance of the state’s transportation network.

Cobb Community Transit
Bus service throughout Cobb County connects to MARTA via Midtown train stations and various MARTA bus stations.

Gwinnett County Transit
Monday through Saturday local bus service, plus Express Routes to Downtown Atlanta.


Hartsfield-Jackson Atlanta International Airport
Hartsfield-Jackson Atlanta International Airport is the city’s major gateway to the skies, though private air fields and county airports do exist.

Location: Off I-85, 10 miles south of the city.

Parking: A variety of parking is available and is predominantly divided by proximity to the north or south side of the main terminal building. Signs on the entry road direct travelers to parking based on proximity to their airline and to different lots. Lot closures can be checked on the airport’s website.

Rates: Park-Ride: $3/hr; $9/day; Economy: $3/hr; $12/day; Daily: $3/hr; $16/day

Hourly parking: 0–2 hrs $2; 3–6 hrs $32; $36 minimum at the beginning of each 24-hour period.

Airlines Serving Hartsfield-Jackson

airport directory