- Delta Airlines ABV Terminal – Nnamdi Azikiwe International Airport
- Delta Airlines ABY Terminal – Southwest Georgia Regional Airport
- Delta Airlines ACA Terminal – Acapulco International Airport
- Delta Airlines ACC Terminal – Kotoka Airport
- Delta Airlines ACK Terminal – Nantucket Memorial Airport
- Delta Airlines ADD Terminal – Addis Ababa Bole International Airport
- Delta Airlines AEX Terminal – Alexandria International Airport
- Delta Airlines AGS Terminal – Augusta Regional Airport
- Delta Airlines AKL Terminal – Auckland Airport
- Delta Airlines ALB Terminal – Albany International Airport