Ford Motor Company and Coca-Cola were two of the first sponsors of American Idol in its first season. The sponsorship deal cost around $10 million in season one, rising to $35 million by season 7, and between $50 to $60 million in season 10. The third major sponsor AT&T Wireless joined in the second season but ended after season 12, and Coca-Cola officially ended its sponsorship after season 13 amidst the declining ratings of Idol in the mid-2010s. iTunes sponsored the show since season seven.
When did Coca-Cola stop being a sponsor of American Idol? 
after season 13
The third major sponsor AT&T Wireless joined in the second season but ended after season 12, and Coca-Cola officially ended its sponsorship after season 13 amidst the declining ratings of Idol in the mid-2010s.
The third major sponsor AT&T Wireless joined in the second season but ended after season twelve, and Coca-Cola officially ended its sponsorship after season thirteen amidst the declining ratings of Idol in the mid-twenty tens.
When did Coca-Cola stop being a sponsor of American Idol? 