Hartsfield-Jackson Atlanta International Airport ( ATL ) is the principal airport for Atlanta , Georgia and is one of the busiest airline hubs in the United States. The airport is about 10 miles (16 km) south of downtown Atlanta and is a major Delta Air Lines hub with many domestic and international flights.ATL transported over 106 million passengers in 2025.
If you are flying from or connecting through Atlanta, knowing your ATL terminal, airline, concourse, baggage area, security checkpoint and transportation options can make the trip much easier. This guide covers the information travelers commonly need before reaching the airport.
Hartsfield-Jackson Atlanta International Airport Information
| Information | Details |
|---|---|
| Airport type | Public |
| Owner/Operator | Atlanta Department of Aviation |
| Serves | Metro Atlanta |
| Location | Clayton and Fulton counties, Georgia, U.S. |
| Opened | September 15, 1926; 100 years ago |
| Hub for | Delta Air Lines |
| Operating base for | Frontier Airlines, Southwest Airlines |
| Time zone | EST (UTC−05:00) |
| Summer | EDT (UTC−04:00) |
| Elevation AMSL | 313 m (1,027 ft) |
| Coordinates | 33°38′12″N 84°25′41″W |
| Website | atl.com |
| Airport Name | Hartsfield-Jackson Atlanta International Airport |
| IATA Code | ATL |
| ICAO Code | KATL |
| Location | Atlanta, Georgia, USA |
| Distance from Downtown Atlanta | About 10 miles |
| Terminals | Domestic Terminal and International Terminal |
| Concourses | T, A, B, C, D, E and F |
The airport covers approximately 4,700 acres and has five parallel runways.
ATL Airport Terminals and Concourses
One of the first things travelers search for is the Atlanta airport terminal for their airline.
ATL’s terminal complex includes the Domestic Terminal and Maynard H. Jackson Jr. International Terminal. The airport’s concourses are T, A, B, C, D, E and F.
- Concourse T contains 21 gates.
- Concourse A contains 30 gates.
- Concourse B contains 32 gates.
- Concourse C contains 34 gates.
- Concourse D contains 40 gates.
- Concourse E contains 31 gates.
- Concourse F contains 12 gates.
Domestic Terminal
The Domestic Terminal serves a large number of flights within the United States. Depending on the airline and flight, passengers may use Concourse T, A, B, C or D.
International Terminal
The Maynard H. Jackson Jr. International Terminal handles many international departures and arrivals. International operations are primarily associated with Concourses E and F.
Because airline gates and operating arrangements can change, travelers should check their current flight information before heading to the airport.
Which Airlines Fly from Atlanta Airport?
ATL serves a broad range of domestic and international airlines. The airport’s passenger airline information includes carriers such as:
- Alaska Airlines
- Air Canada
- Air France
- American Airlines
- British Airways
- Copa Airlines
- Delta Air Lines
- Ethiopian Airlines
- Frontier Airlines
- JetBlue
- KLM
- Korean Air
- LATAM
- Lufthansa
- Qatar Airways
- Southwest Airlines
- Turkish Airlines
- United Airlines
- Virgin Atlantic
- WestJet and others
This makes ATL useful for both domestic connections and international travel.
Delta Air Lines at ATL
Delta has its primary hub at Hartsfield-Jackson Atlanta International Airport and operates a particularly large number of flights from the airport.
If you are flying Delta from Atlanta, check your Delta Airlines Atlanta Terminal, concourse, gate and baggage information before leaving for the airport.
ATL Airport Flights
Flights from Atlanta connect travelers with destinations throughout the United States and around the world.
Domestic routes include major cities such as New York, Chicago, Los Angeles, Miami, Dallas, Orlando, Boston, Washington and many other destinations.
International flights connect Atlanta with destinations across North America, Latin America, Europe, Africa, the Middle East and Asia.
For any flight from ATL, passengers should verify:
- Flight status
- Departure terminal
- Concourse and gate
- Check-in location
- Baggage rules
- Security requirements
- Boarding time
- Any connection information
ATL Airport Check-In
Most airlines allow passengers to check in online before arriving at ATL. When travellers get to the airport, they can check in with their airline, or use self-service check-in when available. For international flights, allow additional time for document checks and other airline requirements.
If you need help with a flight change, cancellation, baggage issue, name correction, refund or check-in problem, contact your airline or use the airline’s official customer-service channel.
ATL Airport Security and TSA
Security screening is one of the most important things to check before traveling through Atlanta.
TSA wait times can vary depending on the terminal, time of day, travel season and passenger volume. If you arrive early when it’s busy, you’ll be less likely to miss your flight.
When you go through security, be sure to have your boarding pass and ID ready, and follow the current TSA rules for liquids, electronics and carry-on items.
For a better estimate, travelers should check current security conditions on the day of travel rather than relying on a fixed wait time.
ATL Airport Baggage
Baggage services at ATL are generally handled by the airline operating your flight.
For questions about:
- Checked baggage
- Carry-on baggage
- Delayed bags
- Lost baggage
- Damaged baggage
- Excess baggage fees
- Baggage allowance
contact the airline handling your flight.
If your bag does not arrive, report the issue to the airline’s baggage service office before leaving the airport.
ATL Airport Map and Getting Between Concourses
ATL is a large airport, so understanding the layout before arriving can save time.
The airport provides maps covering the Domestic Terminal, Concourses T, A, B, C, D and E, as well as the International Terminal and parking areas.
The Plane Train connects the airport’s concourses and is particularly useful when passengers need to move between gates. ATL’s airport information describes the concourses as being connected by an underground Plane Train system.
If you have a short connection, check your arrival and departure concourses as soon as your itinerary is available.
ATL Airport Lounges
Travelers can find several airline lounges throughout ATL.
Delta Sky Clubs are located across multiple concourses, while other airline lounges are also available depending on the airline and passenger eligibility.
Depending on your ticket, airline status, membership or eligible credit card, lounge access may be available. Check for current requirements before you travel.
Parking at Atlanta Airport
ATL provides parking options for travelers using both the Domestic and International terminals. The airport has more than 31,500 parking spaces.
Parking availability, rates and shuttle arrangements can vary, so travelers should check current airport information before leaving for ATL.
Parking Options at ATL Airport
The airport provides convenient parking options for the passengers flying out of ATL as well as waiting for the arriving travellers.
- Dometic Hourly Parking
- Daily Parking
- Economy Parking
- ATL West Parking
- ATL Select
- International Hourly
- International Park Ride
- Cell Phone Lot
ATL Airport Ground Transportation
Travelers can reach the airport using several transportation options, including:
- Shared-Ride Shuttles
- Taxi and Limousines
- Buses
- Train (MARTA)
- SkyTrain
- Rental Cars
- Rideshare services
- Hotel and private shuttles
- Public transportation
- Airport parking
The Domestic Terminal is also served by MARTA rail connections, making public transportation an option for travelers coming from the Atlanta area.
Connecting Flights at ATL
Atlanta is a major connecting airport, so many passengers arrive at one concourse and depart from another.
If you have a connection, check:
- Your arrival gate
- Your next departure concourse
- Your boarding time
- Your baggage arrangements
- Whether you need additional security screening
- The time required to reach your next gate
The Plane Train can make moving between concourses much easier.
Need Help With an Airline at ATL?
If your question is related to a particular airline, it is usually better to check the airline-specific information for ATL terminal, flights, baggage, check-in, cancellation, flight changes and customer assistance.
Terminal Hub can help travelers find information for airlines serving Atlanta, including:
Delta • Southwest • American Airlines • United • Frontier • Alaska Airlines • JetBlue • British Airways • Air Canada • Air France • KLM • Lufthansa • Qatar Airways • Turkish Airlines • LATAM • Korean Air • Virgin Atlantic • WestJet • Copa Airlines • Ethiopian Airlines
For airline-specific questions, travelers should always confirm the latest information directly with the carrier because terminals, gates, flight schedules and policies can change.
Plan Your ATL Airport Trip With Terminal Hub
Hartsfield-Jackson Atlanta International Airport can feel complicated because of its size, multiple concourses and large number of airlines. Checking your airline, terminal, flight status, baggage rules, TSA information and airport map before leaving for the airport can make your journey much smoother.
For airline-specific help, explore Terminal Hub’s airline and airport guides to find information about ATL terminals, flights, check-in, baggage, cancellations, changes and other common travel questions.
In 2026, Hartsfield-Jackson Atlanta International Airport (ATL) celebrated its 100th anniversary on September 15, marking a century of aviation history.
