Delta Airlines was founded in 1924 and its main headquarters is based in Atlanta, Georgia USA. Delta Airlines currently has a fleet of 898 aircraft and flies to over 320 destinations. It is currently the second largest airline in the world according to fleet size and operates 5400 flights per day.

Delta Airlines website for carry on baggage requirements:

Website: Delta Airlines

Carry On baggage size for Delta Airlines:

1 Standard bag + 1 Personal bag allowed 

H x W x L = 22 x 9 x 14 inches

Return to the Carry On Luggage Size Rules.