Airline:Frontier Airlines typeA21N REGN637FR ICAOa8584a Historical flights F94702 , F91878 , F94473 , F92911 , F93308 , F94708 , F92576 , F93071 , F91549 , F93312 , F92633 , F93238 , F94602 , F93241 , F92272 , F93237 , F91441 , F94601 , F92428 , F93923
