The Charlotte Douglas International Airport's (CLT) Terminal A is home to Frontier Airlines. With gates near security and check-in, the Frontier Airlines CLT Terminal is made to be a simple and comfortable place to travel. Basic amenities at Terminal A include chairs, bathrooms, and a few locations to get a drink or food. Check-in counters at Frontier are easily accessible, and self-service kiosks are available for a quicker experience. Make sure to get there early so that security checks may be completed.