Delta Air Lines is a United States airline based and headquartered in Atlanta, Georgia.Delta operates an extensive domestic and international network, spanning North America, South America, Europe, Asia, Africa, the Middle East, the Caribbean, and Australia. Delta began service to Sydney, Australia from Los Angeles in July 2009, which made it the only current American carrier to serve every continent except Antarctica. Delta and its subsidiaries fly to over 375 destinations in 88 countries (excluding codeshare), across 6 continents.Delta is the only major U.S. carrier that flies to Africa and operates the longest non-stop route of all U.S. carriers from Atlanta to Johannesburg on the Boeing 777-200LR.
Delta operates its largest hub at Hartsfield-Jackson Atlanta International Airport and also maintains hubs at Cincinnati/Northern Kentucky International Airport, John F. Kennedy International Airport in New York City and Salt Lake City International Airport. Delta's Atlanta hub is the busiest airline hub in the world. Delta announced that it had reached an agreement with Tempe-based US Airways to swap take-off and landing slots at LaGuardia Airport which Delta is planning to make a domestic hub.