Summary

  • Delta Air Lines operates 60,393 flights, 12.5M seats, and 37.3B ASMs from ATL in 2024.
  • Air Canada, WestJet, and Aeroméxico are leading carriers with significant international flights from ATL.
  • Extra TSA officers and early security checks ensure smooth transit for the busy summer season at ATL.

The Hartsfield-Jackson Atlanta International Airport (ATL) is the world’s busiest airport in terms of passenger traffic. The airport has held the title for over 25 years, serving nearly 105 million passengers last year. With five parallel runways aligned in an east-west direction, the aircraft recorded over 775,000 aircraft movements in 2023.

While the airport is mostly known for its extensive domestic network, over a hundred thousand annual flights are operated internationally. This article explores the airlines operating the most international schedules to and from ATL in 2024.

Delta Air Lines

Atlanta Airport is a primary hub for Delta Air Lines, the world’s largest airline by revenue in 2023. Cirium, an aviation analytics company, shows that Delta is scheduled to operate the most international flights to and from ATL this year.

  • Flights in 2024: 60,393
  • Seats in 2024: 12.5 million
  • Available Seat Miles (ASM): 37.3 billion

Delta Air Lines operates over 60,000 flights in 2024, offering over 12.5 million seats. Some of Delta’s top international routes are within the Americas. A snapshot of the carrier’s top international flights from ATL in May is shown here.

Delta flight from ATL to Number of flights in May
Cancun, Mexico (CUN) 159
Mexico City, Mexico (MEX) 155
Toronto, ON, Canada (YYZ) 119
Punta Cana, Dominican Republic (PUJ) 97
Montego Bay, Jamaica (MBJ) 94
Delta aircraft flying past control tower at Atlanta Airport

Photo: Hartsfield-Jackson Atlanta International Airport

The airport is preparing for a busy travel season this summer. The extensive team of 63,000 personnel at ATL is prepared to facilitate passengers during the peak travel months. The Assistant General Manager of ATL, Candace Brown, states, as recorded by ATL Airport,

“With our dedicated team of 63,000, ATL stands prepared to facilitate the safe and efficient transit of the millions expected this summer.”

Related

Looking Back: 5 Milestones From Hartsfield-Jackson Atlanta International Airport’s Long History

From a former racetrack to the busiest airport in the world – what are some of the airport’s key milestones along the way?

The airport’s partnerships with the transport security services and other federal officials will ensure a smooth transition for all passengers. According to the Federal Security Director of TSA, Robert Spinden,

“We will have extra officers on duty to open additional screening lanes and security checkpoints will be opening as early as 3 a.m. on the busiest days. We will do our best to screen standard passengers in under 30 minutes and passengers enrolled in TSA PreCheck in under 10 minutes.“

Atlanta Hartsfield-Jackson International Airport

Photo: Markus Mainka | Shutterstock

Air Canada

Flight Statistics

  • Flights in 2024: 3,247
  • Seats in 2024: 287,000
  • Available Seat Miles (ASM): 233 million

The Canadian flag carrier operates 3,247 flights to and from ATL in 2024, offering over 287,000 seats. Air Canada primarily connects two major airports, Toronto Pearson International Airport (YYZ) and Montréal-Pierre Elliott Trudeau International Airport (YUL) from ATL. It is the carrier’s one of the largest-serving airports in the US, enabling further connections within Canada.

An Air Canada Boeing 787-9

Photo: Air Canada

WestJet

Flight Statistics

  • Flights in 2024: 2,922
  • Seats in 2024: 471,000
  • Available Seat Miles (ASM): 896 million

Canada’s second-largest airline, WestJet, connects ATL to several major Canadian airports. The airline is scheduled to operate 2,922 flights this year, offering 471,000 seats. The airline primarily operates direct flights from ATL to its major hub at Calgary International Airport (YYC) and focus cities in Edmonton (YEG), Winnipeg (YWG), and Vancouver (YVR).

WestJet Boeing 737 MAX 8

Aeroméxico

Flight Statistics

  • Flights in 2024: 2,849
  • Seats in 2024: 282,000
  • Available Seat Miles (ASM): 348 million

The flag carrier of Mexico operates the fourth-largest international flights from Atlanta. The airline is scheduled to operate 2,849 flights this year, offering over 282,000 seats. The airline primarily connects ATL to two major destinations in Mexico, Merida (MID) and Monterrey (MTY). It is one of the most frequently-served routes for the Mexican airline.

Delta Air Lines and Aeromexico tails

Photo: Delta Air Lines

Frontier Airlines

Flight Statistics

  • Flights in 2024: 2,443
  • Seats in 2024: 470,000
  • Available Seat Miles (ASM): 534 million

The United States low-cost airline Frontier is scheduled to operate 2,443 international flights from ATL this year, offering over 470,000 seats. The airline connects ATL to many destinations in Central America, including some of the most popular southern island destinations.

Frontier Airlines Airbus A320neo.

Photo: Frontier Airlines

Some notable Frontier Airlines’ international routes from ATL are Mexico City (MEX), Guadalajara (GDL), Cancun (CUN), Guatemala City (GUA), San Salvador (SAL), San Jose, CR (SJO), Montego Bay (MBJ), Santo Domingo (SDQ), Punta Cana (PUJ), and San Juan, PR (SJU).

Related

Not Just Delta: 5 Other Carriers That Also Have A Significant Presence At Atlanta Airport

Southwest, American, Spirit, United, and Frontier are the other leading airport carriers.

Other top international operations from ATL

Flight Statistics

Airline Number of flights in 2024 Number of seats in 2024 Approximate Available Seat Miles (ASMs) in 2024
Air France 1,822 562K 2.5 billion
Virgin Atlantic 1,373 413K 1.7 billion
KLM 1,040 348K 1.5 billion
Turkish Airlines 850 258K 1.5 billion
Korean Air 732 269K 1.9 billion
Qatar Airways 732 247K 1.8 billion
British Airways 728 171K 722 million
Lufthansa 684 186K 859 million
LATAM Airlines 628 139K 441 million
A Lufthansa Boeing 747 landing

Photo: Zhorov Igor | Shutterstock

What are your thoughts on the airlines with the most international flights from Atlanta (ATL) airport? Have you traveled through ATL recently? Share your experience in the comments section.

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