MARCAS REGISTRADAS Y ESLÓGANES

1929     Speed, Comfort and Safety

Década de 1930   Speed, Comfort and Convenience

1935     The Trans-Southern Route (La Ruta transureña)

1940     The Airline of the South

1948     None Faster (Ninguna Más Veloz). None Finer (Ninguna Mejor). To and Through the South (Desde y Hacia el Sur).

Década de 1950   Hospitality and Service from the Heart

Década de 1950   One of America's Pioneer-Scheduled Airlines (Una de las Primera Aerolíneas de América)

1959     The Airline with the Big Jets

1966     The Best Thing That Ever Happened to Air Travel

1968     Delta Is Ready When You Are

1970     That’s the Delta Spirit

1970     The Airline Run by Professionals

1974     Delta Is My Airline

1980     Airlines Are the Same (Las Aerolíneas son Iguales). Only People Make the Difference (Solo la Gente Marca la Diferencia).

1984     Delta Is Ready When You Are

1984     Delta Gets You There (Delta lo Lleva)

1987     We Love to Fly and It Shows (Amamos Volar y se Nota)

1992     Ready When You Are

1994     You’ll Love the Way We Fly

1997     On Top of the World

2005     Good Goes Around (Lo Bueno Nos Rodea)

Actualidad  Keep Climbing (Siga Escalando)