What is Frontier Airlines?
{{Infobox Airline | airline = Frontier Airlines | image =Frontier.png | frequent_flyer = Frontier Miles | fleet_size = | IATA = F9 | ICAO = FFT | callsign = FRONTIER FLIGHT | founded = 1994 | ceased = | headquarters = [[Denver, Colorado]] | hubs = [[Denver International Airport]] | website = [http://www.flyfrontier.com] }} '''Frontier Airlines''' is an American ultra low-fare airline. It is based in [[Denver, Colorado]]. It has [[Focus city|focus cities]] at [[Atlanta]], [[Chicago]], [[Cleveland]], [[Miami]], [[Orlando]], [[Trenton, New Jersey|Trenton]]. ==History== Frontier was founded in February 1994, after [[Continental Airlines]] closed its [[Airline hub|hub]] at [[Denver]].<ref>{{cite web|url=https://traveltips.usatoday.com/history-frontier-airlines-22009.html|title=The History of Frontier Airlines|website=traveltips.usatoday.com|access-date=2019-02-15|archive-date=2019-05-18|archive-url=https://web.archive.org/web/20190518192320/https://traveltips.usatoday.com/history-frontier-airlines-22009.html|url-status=dead}}</ref> By July 1994, Frontier had started flights with [[Boeing 737 Classic|Boeing 737]] airplanes. In 1999, the airline bought [[Airbus A320 family]] airplanes.<ref>{{cite news|url=https://www.nytimes.com/1999/10/14/business/airbus-is-said-to-win-order-from-frontier.html|title=Airbus Is Said To Win Order From Frontier|first=Laurence|last=Zuckerman|newspaper=The New York Times|date=14 October 1999|publisher=}}</ref> As of 2016, Frontier owns 61 Airbus airplanes.<ref>{{Cite web|title=Frontier Airlines Fleet Details and History|url=http://www.planespotters.net/Airline/Frontier-Airlines|url-status=dead|archive-url=https://web.archive.org/web/20150417063714/http://www.planespotters.net/Airline/Frontier-Airlines|archive-date=2015-04-17|access-date=2022-03-23}}</ref> Republic Airways Holdings bought Frontier in [[2009]].<ref>{{cite web|url=https://www.npr.org/templates/story/story.php?storyId=111878826|title=Republic Airways Buys Bankrupt Frontier Airlines|website=NPR.org}}</ref> Frontier was later