SkyTeam is one of the world's three major airline alliances. Founded in June 2000, SkyTeam was the last of the three alliances to be formed, the first two being Star Alliance and Oneworld, respectively. Its annual passenger count is 437 million customers (2023), the second largest of the three major alliances. As of January 2024, SkyTeam consists of 19 active carriers from five continents and operates with the slogan "Caring more about you". It also operates a cargo alliance named SkyTeam Cargo, which partners ten carriers, all of them SkyTeam members. Its centralised management team, SkyTeam Central, is based in Amstelveen, Netherlands.

Delta Air Lines is one of the major airlines of the United States and a legacy carrier headquartered in Atlanta, Georgia. The United States' oldest operating airline and the seventh-oldest operating worldwide, Delta along with its subsidiaries and regional affiliates, including Delta Connection, operates over 5,400 flights daily and serves 325 destinations in 52 countries on six continents. Delta is a founding member of the SkyTeam airline alliance. As of the end of 2022, it had 90,000 employees.