San Diego - Phoenix1 daysSun 01 MarSAN-PHX· DirectFrontier AirlinesMon 02 MarPHX-SAN· DirectFrontier Airlinesfrom46 USD
Phoenix - San Diego1 daysMon 02 MarPHX-SAN· DirectFrontier AirlinesTue 03 MarSAN-PHX· DirectFrontier Airlinesfrom46 USD
Las Vegas - Denver1 daysTue 14 AprLAS-DEN· DirectFrontier AirlinesWed 15 AprDEN-LAS· DirectFrontier Airlinesfrom46 USD
Denver - Las Vegas1 daysTue 14 AprDEN-LAS· DirectFrontier AirlinesWed 15 AprLAS-DEN· DirectFrontier Airlinesfrom46 USD
San Francisco - Las Vegas1 daysTue 03 MarSFO-LAS· DirectFrontier AirlinesWed 04 MarLAS-SFO· DirectFrontier Airlinesfrom47 USD
Dallas - Denver4 daysSat 07 MarDFW-DEN· DirectFrontier AirlinesWed 11 MarDEN-DFW· DirectFrontier Airlinesfrom47 USD
Atlanta - Chicago3 daysSat 07 MarATL-ORD· DirectFrontier AirlinesTue 10 MarORD-ATL· DirectFrontier Airlinesfrom47 USD
Salt Lake City - Denver1 daysTue 31 MarSLC-DEN· DirectFrontier AirlinesWed 01 AprDEN-SLC· DirectFrontier Airlinesfrom47 USD
Los Angeles - Denver8 daysTue 14 AprLAX-DEN· DirectFrontier AirlinesWed 22 AprDEN-LAX· DirectFrontier Airlinesfrom47 USD
Portland - Denver15 daysTue 14 AprPDX-DEN· DirectFrontier AirlinesWed 29 AprDEN-PDX· DirectFrontier Airlinesfrom47 USD
Minneapolis - Denver1 daysTue 21 AprMSP-DEN· DirectFrontier AirlinesWed 22 AprDEN-MSP· DirectFrontier Airlinesfrom47 USD
Ontario - Denver1 daysTue 14 AprONT-DEN· DirectFrontier AirlinesWed 15 AprDEN-ONT· DirectFrontier Airlinesfrom47 USD
Houston - Denver1 daysTue 14 AprIAH-DEN· DirectFrontier AirlinesWed 15 AprDEN-IAH· DirectFrontier Airlinesfrom47 USD
Tampa - Chicago7 daysSat 02 MayTPA-ORD· DirectFrontier AirlinesSat 09 MayORD-TPA· DirectFrontier Airlinesfrom47 USD
Seattle - Denver1 daysTue 12 MaySEA-DEN· DirectFrontier AirlinesWed 13 MayDEN-SEA· DirectFrontier Airlinesfrom47 USD
Austin - Fort Lauderdale4 daysSat 21 FebAUS-FLL· DirectSpirit AirlinesWed 25 FebFLL-AUS· DirectSpirit Airlinesfrom50 USD
Chicago - Dallas7 daysSat 28 FebORD-DFW· DirectFrontier AirlinesSat 07 MarDFW-ORD· DirectFrontier Airlinesfrom52 USD
San Bernardino - San Francisco17 daysMon 23 FebSBD-SFO· DirectBreeze AirwaysThu 12 MarSFO-SBD· DirectBreeze Airwaysfrom54 USD
Miami - Atlanta4 daysSat 21 FebMIA-ATL· DirectFrontier AirlinesWed 25 FebATL-MIA· DirectFrontier Airlinesfrom57 USD
Fort Lauderdale - Atlanta3 daysSat 21 FebFLL-ATL· DirectFrontier AirlinesTue 24 FebATL-FLL· DirectFrontier Airlinesfrom57 USD