Frontier Airlines CHS Terminal – Charleston International Airport
Frontier Airlines ABQ Terminal – Albuquerque International Sunport
Frontier Airlines ANU Terminal – VC Bird International Airport
Frontier Airlines ART Terminal – Watertown International Airport
Frontier Airlines BFF Terminal – Western Nebraska-Scottsbluff Regional Airport
Frontier Airlines BFL Terminal – Meadows Field Airport
Frontier Airlines BUR Terminal – Hollywood Burbank Airport
Frontier Airlines BWI Terminal – Baltimore/Washington International Thurgood Marshall Airport
Frontier Airlines ABE Terminal – Lehigh Valley International Airport
Frontier Airlines CEZ Terminal – Cortez Municipal Airport
Frontier Airlines BUF Terminal – Buffalo Niagara International Airport
Frontier Airlines CID Terminal – The Eastern Iowa Airport
Frontier Airlines BOS Terminal – Boston Logan International Airport
Frontier Airlines BRO Terminal – Brownsville South Padre Island International Airport
Frontier Airlines BIS Terminal – Bismarck Airport
Frontier Airlines BNA Terminal – Nashville International Airport
Frontier Airlines AZA Terminal – Phoenix-Mesa Gateway Airport
Frontier Airlines BBG Terminal – Branson Airport
Frontier Airlines AUS Terminal – Austin–Bergstrom International Airport
Frontier Airlines BQN Terminal – Rafael Hernández International Airport
Frontier Airlines EWR Terminal – Newark Liberty International Airport
Frontier Airlines FAI Terminal – Fairbanks International Airport
Frontier Airlines FAR Terminal – Hector International Airport
Frontier Airlines GRR Terminal – Gerald R. Ford International Airport
Frontier Airlines GSO Terminal – Piedmont Triad International Airport
Frontier Airlines GTF Terminal – Great Falls International Airport
Frontier Airlines GUA Terminal – La Aurora International Airport
Frontier Airlines HAV Terminal – José Martí International Airport
Frontier Airlines HOU Terminal – William P. Hobby Airport
Frontier Airlines ELP Terminal – El Paso International Airport
Frontier Airlines EUG Terminal – Eugene Airport
Frontier Airlines CUN Terminal – Cancun International Airport