Delta Airlines Office Ukraine has its main hub at Hartsfield-Jackson Atlanta International Airport in Atlanta, Georgia. It is a significant international airline operating regular, commercial flights from the USA to Ukraine. Scheduled flights are provided by Delta Air Lines between Kiev and significant American cities. Calls made from a cell phone could have higher rates than those made from a landline. A General Sales Agent (GSA) may represent Delta Air Lines in some places by managing marketing, ticketing, sales, and flights.