Frontier Airlines GUA Terminal – La Aurora Intl. Airport
Frontier Airlines GTF Terminal – Great Falls Intl. Airport
Frontier Airlines GSO Terminal – Piedmont Triad Intl. Airport
Frontier Airlines GRR Terminal – Gerald R. Ford Intl. Airport
Frontier Airlines FAR Terminal – Hector Intl. Airport
Frontier Airlines FAI Terminal – Fairbanks Intl. Airport
Frontier Airlines EWR Terminal – Newark Liberty Intl. Airport
Frontier Airlines MDW Terminal – Chicago Midway Intl. Airport
Frontier Airlines MDT Terminal – Harrisburg Intl. Airport
Frontier Airlines MCI Terminal – Kansas City Intl. Airport
Frontier Airlines MCE Terminal – Merced Regional Airport
Frontier Airlines LIT Terminal – Bill and Hillary Clinton National Airport
Frontier Airlines LIR Terminal – Daniel Oduber Quirós Intl. Airport
Frontier Airlines LFT Terminal – Lafayette Regional Airport
Frontier Airlines LCK Terminal – Rickenbacker Intl. Airport
Frontier Airlines LAX Terminal – Los Angeles Intl. Airport
Frontier Airlines KIN Terminal – Norman Manley Intl. Airport
Frontier Airlines ILM Terminal – Wilmington Intl. Airport
Frontier Airlines IDA Terminal – Idaho Falls Regional Airport
Frontier Airlines ICT Terminal – Wichita Dwight D. Eisenhower National Airport
Frontier Airlines HYS Terminal – Hays Regional Airport
Frontier Airlines HSV Terminal – Huntsville Intl. Airport
Frontier Airlines RDU Terminal – Raleigh–Durham Intl. Airport
Frontier Airlines OAK Terminal – Oakland Intl. Airport
Frontier Airlines NAS Terminal – Lynden Pindling Intl. Airport
Frontier Airlines MTY Terminal – Monterrey Intl. Airport
Frontier Airlines MSO Terminal – Missoula Montana Airport
Frontier Airlines MOT Terminal – Minot Intl. Airport
Frontier Airlines MKE Terminal – Milwaukee Mitchell Intl. Airport
Frontier Airlines MEM Terminal – Memphis Intl. Airport
Frontier Airlines SJD Terminal – Los Cabos Intl. Airport
Frontier Airlines SEA Terminal – Seattle–Tacoma Intl. Airport