Frontier Airlines (F9)
US · ICAO FFT
- Routes (one-way)
- 862
- Airports
- 90
- Codeshare
- 0
- Alliance
- —
Hubs (airports with the most departures)
- Denver International Airport DEN59 routes
- Orlando International Airport MCO54 routes
- Hartsfield Jackson Atlanta International Airport ATL51 routes
- Harry Reid International Airport LAS40 routes
- Dallas Fort Worth International Airport DFW38 routes
- Phoenix Sky Harbor International Airport PHX32 routes
- Tampa International Airport TPA27 routes
- Philadelphia International Airport PHL25 routes
- Miami International Airport MIA25 routes
- Chicago O'Hare International Airport ORD24 routes