Frontier Airlines BOS Terminal – Boston Logan Intl. Airport
Frontier Airlines BFL Terminal – Meadows Field Airport
Frontier Airlines BFF Terminal – Western Nebraska-Scottsbluff Regional Airport
Frontier Airlines BBG Terminal – Branson Airport
Frontier Airlines AZA Terminal – Phoenix-Mesa Gateway Airport
Frontier Airlines AUS Terminal – Austin–Bergstrom Intl. Airport
Frontier Airlines ART Terminal – Watertown Intl. Airport
Frontier Airlines ANU Terminal – VC Bird Intl. Airport
Frontier Airlines ABQ Terminal – Albuquerque Intl. Sunport
Frontier Airlines ABE Terminal – Lehigh Valley Intl. Airport
Frontier Airlines CID Terminal – The Eastern Iowa Airport
Frontier Airlines CHS Terminal – Charleston Intl. Airport
Frontier Airlines CEZ Terminal – Cortez Municipal Airport
Frontier Airlines BWI Terminal – Baltimore/Washington Intl. Thurgood Marshall Airport
Frontier Airlines BUR Terminal – Hollywood Burbank Airport
Frontier Airlines BUF Terminal – Buffalo Niagara Intl. Airport
Frontier Airlines BRO Terminal – Brownsville South Padre Island Intl. Airport
Frontier Airlines BQN Terminal – Rafael Hernández Intl. Airport
Frontier Airlines BNA Terminal – Nashville Intl. Airport
Frontier Airlines BIS Terminal – Bismarck Airport
Frontier Airlines EUG Terminal – Eugene Airport
Frontier Airlines ELP Terminal – El Paso Intl. Airport
Frontier Airlines DSM Terminal – Des Moines Intl. Airport
Frontier Airlines DCA Terminal – Ronald Reagan Washington National Airport
Frontier Airlines CVG Terminal – Cincinnati/Northern Kentucky Intl. Airport
Frontier Airlines CUN Terminal – Cancun Intl. Airport
Frontier Airlines COU Terminal – Columbia Regional Airport
Frontier Airlines COS Terminal – Colorado Springs Airport
Frontier Airlines CMH Terminal – John Glenn Columbus Intl. Airport
Frontier Airlines CLE Terminal – Cleveland Hopkins Intl. Airport
Frontier Airlines HOU Terminal – William P. Hobby Airport
Frontier Airlines HAV Terminal – José Martí Intl. Airport