Hartsfield–Jackson Atlanta International Airport (ATL) — Complete Airport Guide 2026
Atlanta, Georgia · ICAO KATL
The world's busiest airport by passenger traffic and the primary hub of Delta Air Lines. The airport features a Domestic Terminal connected to Concourses T, A, B, C, and D, plus an International Terminal with Concourses E and F, all linked by the underground Plane Train people mover.
ATL Airport Overview
Hartsfield–Jackson Atlanta International Airport (IATA: ATL / ICAO: KATL) is located in Atlanta, Georgia. The world's busiest airport by passenger traffic and the primary hub of Delta Air Lines. The airport features a Domestic Terminal connected to Concourses T, A, B, C, and D, plus an International Terminal with Concourses E and F, all linked by the underground Plane Train people mover.
Hub for: Delta Air Lines
💡 ATL Insider Tips
- Arrive early: Plan for at least 2 hours before domestic flights and 3 hours before international departures from ATL.
- Know your terminal: Use our Terminal Finder tool to look up your airline's terminal before you leave home.
- Hub airport: ATL is a hub for Delta Air Lines, so expect busy connecting traffic. If you're connecting, use the inter-terminal train or people mover to move between terminals.
- Check live conditions: Download the MyTSA app and check the FAA delay map before heading to the airport.
ATL TSA Security Wait Times
Typical security waits at ATL average about 9 minutes in standard screening. The quietest window is usually Tuesday around 11 PM and the busiest is Friday around 6 AM. TSA PreCheck lanes are normally 60–80% faster.
Estimated wait right now
~2 min
TSA Checkpoint Locations at ATL
- Domestic Terminal — Concourse T: Main Checkpoint (North & South), Level 3 — TSA PreCheck available at both
- Concourse A: Via Main Checkpoint at Domestic Terminal
- Concourse B: Via Main Checkpoint at Domestic Terminal
- Concourse C: Via Main Checkpoint at Domestic Terminal
- Concourse D: Via Main Checkpoint at Domestic Terminal
- International Terminal — Concourses E & F: International Terminal Security Checkpoint — Federal Inspection area for arrivals
ATL Terminals, Gates & Checkpoints — Complete Guide
Hartsfield–Jackson Atlanta International Airport has 6 terminal areas. Below is a detailed breakdown of each, including airlines, gates, security checkpoints, baggage claim locations, and dining. Always confirm your terminal with your airline.
Domestic Terminal — Concourse T
Concourse A
Concourse B
Concourse C
Concourse D
International Terminal — Concourses E & F
Airlines at ATL — Terminal & Gate Directory
Hartsfield–Jackson Atlanta International Airport is served by 14+ airlines. The table below shows which terminal and gates each airline uses. Gate assignments can change — confirm with your airline on the day of travel.
| Airline | Terminal | Gates |
|---|---|---|
| Southwest Airlines | Domestic Terminal — Concourse T | T1–T14 |
| Frontier Airlines | Domestic Terminal — Concourse T | T1–T14 |
| Breeze Airways | Domestic Terminal — Concourse T | T1–T14 |
| Delta Air Lines (Domestic) | Concourse A | A1–A34 |
| Delta Air Lines (Domestic & Regional) | Concourse C | C1–C48 |
| American Airlines | Concourse D | D1–D42 |
| United Airlines | Concourse D | D1–D42 |
| Spirit Airlines | Concourse D | D1–D42 |
| JetBlue | Concourse D | D1–D42 |
| Delta Air Lines (International) | International Terminal — Concourses E & F | E1–E36, F1–F14 |
| Air France | International Terminal — Concourses E & F | E1–E36, F1–F14 |
| British Airways | International Terminal — Concourses E & F | E1–E36, F1–F14 |
| KLM | International Terminal — Concourses E & F | E1–E36, F1–F14 |
| Korean Air | International Terminal — Concourses E & F | E1–E36, F1–F14 |
| Lufthansa | International Terminal — Concourses E & F | E1–E36, F1–F14 |
| Turkish Airlines | International Terminal — Concourses E & F | E1–E36, F1–F14 |
Airline Guides
Read our detailed guides for airlines that serve ATL:
Where to Eat at ATL — Dining & Food Guide
Hartsfield–Jackson Atlanta International Airport has 22+ dining options across its terminals, from quick-service restaurants to sit-down eateries and coffee shops. Here's a sampling of what's available:
Getting To & From ATL — Ground Transportation Guide
Here are all the ground transportation options for reaching Atlanta from Hartsfield–Jackson Atlanta International Airport:
- MARTA rail — Airport Station, direct to downtown Atlanta in 15 min
- Ride-share & taxi — pickup at Domestic and International terminals, Ground Transportation Center
- Rental car center — via ATL SkyTrain automated people mover
- Hotel shuttles — complimentary service from many airport-area hotels
ATL Parking Options, Rates & Tips
Here are the current parking options at Hartsfield–Jackson Atlanta International Airport. Rates are subject to change — confirm on the official website ↗ before you travel.
Hourly/Daily Parking
Domestic and International garages, walking distance to terminals
Economy Lot
Free shuttle to terminals, runs every 10 minutes
Park-Ride Lot
Off-site with MARTA connection
Valet
Available at Domestic Terminal, North and South
Airport Lounges at ATL
The following airline clubs and independent lounges are available at Hartsfield–Jackson Atlanta International Airport. Access is typically through airline elite status, premium tickets, Priority Pass, or day passes.
- Delta Sky Club (Concourses A, B, C, D, E, F)
- The Club ATL (Concourse F)
- USO Center (Atrium)
ATL Layover Guide — What to Do During a Connection
If you have a layover at Hartsfield–Jackson Atlanta International Airport, here's how to make the most of your time:
Short Layover (Under 2 Hours)
- Stay near your gate. Check departure boards for your next gate assignment — it may change.
- Grab a quick bite at one of the terminal restaurants. Popular options include Chick-fil-A, McDonald's, Arby's.
- Charge your devices at charging stations found throughout the terminals.
Long Layover (3+ Hours)
- Visit an airport lounge for a quieter space with complimentary food and drinks. ATL has 3 lounge options.
- Explore the terminals. Hartsfield–Jackson Atlanta International Airport has shops, restaurants, and amenities across 6 terminal areas.
- Use free Wi-Fi to catch up on work or entertainment — most U.S. airports offer complimentary wireless internet.
ATL Map & Location
Frequently Asked Questions
How long are TSA wait times at ATL?
Typical TSA security wait times at Hartsfield–Jackson Atlanta International Airport (ATL) average around 9 minutes in standard screening, but they swing widely by time of day. The lines are usually shortest tuesday around 11 pm and longest friday around 6 am. TSA PreCheck lanes are normally much faster. See the full hour-by-hour breakdown on our ATL TSA wait times page.
How early should I arrive at Hartsfield–Jackson Atlanta International Airport (ATL)?
As a general rule, arrive about 2 hours before a domestic flight and 3 hours before an international flight from ATL. Add extra buffer during early-morning and Friday/Sunday peaks, when security lines at ATL are at their busiest, or if you are checking bags.
What airlines fly out of ATL?
ATL is served by carriers including Delta Air Lines, Southwest Airlines, American Airlines, United Airlines, Frontier Airlines, Spirit Airlines and others. Hartsfield–Jackson Atlanta International Airport is a hub for Delta Air Lines.
How many terminals does ATL have?
Hartsfield–Jackson Atlanta International Airport has 6 terminal areas: Domestic Terminal — Concourse T; Concourse A; Concourse B; Concourse C; Concourse D; International Terminal — Concourses E & F. Always confirm your terminal with your airline before traveling.
How do I get from ATL to downtown Atlanta?
Popular ways to reach downtown Atlanta from Hartsfield–Jackson Atlanta International Airport include MARTA rail; Ride-share & taxi; Rental car center. Travel times vary with traffic and time of day.
Does ATL have TSA PreCheck and CLEAR?
Hartsfield–Jackson Atlanta International Airport offers TSA PreCheck expedited screening, and most large U.S. hubs like ATL also have CLEAR lanes. PreCheck lets eligible travelers keep on shoes, belts, and light jackets and leave laptops and compliant liquids in their bags.
Where can I eat at ATL?
Hartsfield–Jackson Atlanta International Airport offers a variety of dining options across its terminals. Popular spots include Chick-fil-A, McDonald's, One Flew South, Chicken + Beer by Ludacris, Varasano's Pizzeria, Paschal's. Options range from fast food to sit-down restaurants and coffee shops.
Where is ATL located?
Hartsfield–Jackson Atlanta International Airport is in Atlanta, Georgia (GA). Its IATA code is ATL and its ICAO code is KATL. See the embedded Google Map on this page for exact location and driving directions.