Airline

Frontier Airlines (F9)

Frontier Airlines (F9) is a United States airline with the radio callsign “FRONTIER FLIGHT”. It operates 3,995 routes from 135 airports to 134 destinations in 17 countries, anchored at Chicago (ORD). Its longest route is Denver (DEN) to San Juan (SJU), roughly 4,395 km. Around 3,603 of its routes are domestic and 392 international. Every F9 flight number, origin and destination is listed below; live status, scheduled and actual times, gate and terminal come from the FlightNerve API.

3,995Routes

134Destinations

17Countries

ORDMain hub

4,395 kmLongest route

FFTICAO

F9IATA

Frontier Airlines route network · 1381 routes

Frontier Airlines routes & flight numbers

Origin and destination for routes 3,901–3,995 of 3,995. Durations and scheduled times are available via the API.

Flight	From	To	Duration	Schedule
F9904	DEN · Denver	MSP · Minneapolis	1h 39m	••:•• → ••:••
F9905	SJU · San Juan	DEN · Denver	5h 32m	••:•• → ••:••
F9907	SJU · San Juan	DEN · Denver	5h 32m	••:•• → ••:••
F9908	RDU · Raleigh/Durham	TTN · Ewing Township	1h 04m	••:•• → ••:••
F9909	BWI · Baltimore	LAS · Las Vegas	4h 20m	••:•• → ••:••
F991	PHL · Philadelphia	CUN · Cancún	3h 09m	••:•• → ••:••
F9910	RSW · Fort Myers	BUF · Buffalo	2h 32m	••:•• → ••:••
F9911	CLE · Cleveland	LAS · Las Vegas	3h 48m	••:•• → ••:••
F9912	DEN · Denver	DTW · Detroit	2h 29m	••:•• → ••:••
F9913	LAS · Las Vegas	SLC · Salt Lake City	1h 03m	••:•• → ••:••
F9914	SLC · Salt Lake City	LAS · Las Vegas	1h 03m	••:•• → ••:••
F9915	CLE · Cleveland	LAS · Las Vegas	3h 48m	••:•• → ••:••
F9916	LAS · Las Vegas	DEN · Denver	1h 33m	••:•• → ••:••
F9917	DEN · Denver	LAS · Las Vegas	1h 33m	••:•• → ••:••
F9918	SEA · Seattle	LAS · Las Vegas	2h 00m	••:•• → ••:••
F9919	GRR · Grand Rapids	RSW · Fort Myers	2h 32m	••:•• → ••:••
F992	CUN · Cancún	CLE · Cleveland	3h 05m	••:•• → ••:••
F9920	MCO · Orlando	TTN · Ewing Township	2h 03m	••:•• → ••:••
F99205	LAS · Las Vegas	MCO · Orlando	4h 13m	••:•• → ••:••
F99207	MEM · Memphis	MKE · Milwaukee	1h 25m	••:•• → ••:••
F99216	SJC · San Jose	SMF · Sacramento	0h 32m	••:•• → ••:••
F99217	GRB · Green Bay	DEN · Denver	2h 04m	••:•• → ••:••
F9922	MCO · Orlando	TTN · Ewing Township	2h 03m	••:•• → ••:••
F99220	DEN · Denver	GRB · Green Bay	2h 04m	••:•• → ••:••
F99226	DEN · Denver	TPA · Tampa	3h 12m	••:•• → ••:••
F99229	ATL · Atlanta	MCO · Orlando	1h 07m	••:•• → ••:••
F9923	TTN · Ewing Township	MCO · Orlando	2h 03m	••:•• → ••:••
F9924	RSW · Fort Myers	TTN · Ewing Township	2h 18m	••:•• → ••:••
F99243	SYR · Syracuse	TPA · Tampa	2h 27m	••:•• → ••:••
F9925	BMI · Bloomington/Normal	DEN · Denver	1h 56m	••:•• → ••:••
F9926	RSW · Fort Myers	ISP · Islip	2h 27m	••:•• → ••:••
F9927	ISP · Islip	RSW · Fort Myers	2h 27m	••:•• → ••:••
F9928	SAN · San Diego	LAS · Las Vegas	0h 51m	••:•• → ••:••
F9929	TTN · Ewing Township	DTW · Detroit	1h 14m	••:•• → ••:••
F993	CLE · Cleveland	CUN · Cancún	3h 05m	••:•• → ••:••
F9930	MDW · Chicago	MIA · Miami	2h 36m	••:•• → ••:••
F9931	MKE · Milwaukee	RSW · Fort Myers	2h 36m	••:•• → ••:••
F9932	TPA · Tampa	TTN · Ewing Township	2h 10m	••:•• → ••:••
F9933	MDW · Chicago	DEN · Denver	2h 03m	••:•• → ••:••
F9934	ATL · Atlanta	TTN · Ewing Township	1h 41m	••:•• → ••:••
F9935	RSW · Fort Myers	MSP · Minneapolis	3h 03m	••:•• → ••:••
F9937	BWI · Baltimore	ATL · Atlanta	1h 27m	••:•• → ••:••
F9938	OMA · Omaha	RSW · Fort Myers	2h 49m	••:•• → ••:••
F9939	BWI · Baltimore	ATL · Atlanta	1h 27m	••:•• → ••:••
F994	MCI · Kansas City	CUN · Cancún	2h 54m	••:•• → ••:••
F9940	ABQ · Albuquerque	DEN · Denver	1h 01m	••:•• → ••:••
F9942	PHX · Phoenix	RSW · Fort Myers	3h 53m	••:•• → ••:••
F9946	RSW · Fort Myers	PVD · Providence/Warwick	2h 38m	••:•• → ••:••
F9949	DEN · Denver	ABQ · Albuquerque	1h 01m	••:•• → ••:••
F995	CUN · Cancún	DEN · Denver	3h 31m	••:•• → ••:••
F9950	RSW · Fort Myers	PWM · Portland	2h 54m	••:•• → ••:••
F9952	BNA · Nashville	TTN · Ewing Township	1h 42m	••:•• → ••:••
F9958	RSW · Fort Myers	SYR · Syracuse	2h 36m	••:•• → ••:••
F9959	COS · Colorado Springs	SFO · San Francisco	2h 11m	••:•• → ••:••
F996	SDQ · Santo Domingo	PHL · Philadelphia	3h 14m	••:•• → ••:••
F9960	AUS · Austin	BUF · Buffalo	2h 57m	••:•• → ••:••
F9961	MKE · Milwaukee	LAX · Los Angeles	3h 41m	••:•• → ••:••
F9962	LAX · Los Angeles	MKE · Milwaukee	3h 41m	••:•• → ••:••
F9963	LAX · Los Angeles	BOS · Boston	5h 17m	••:•• → ••:••
F9964	SFO · San Francisco	MKE · Milwaukee	3h 51m	••:•• → ••:••
F9965	MKE · Milwaukee	SFO · San Francisco	3h 51m	••:•• → ••:••
F9966	UST · St Augustine	TTN · Ewing Township	1h 53m	••:•• → ••:••
F9967	BOS · Boston	MKE · Milwaukee	1h 59m	••:•• → ••:••
F9969	MKE · Milwaukee	SAN · San Diego	3h 39m	••:•• → ••:••
F997	SJU · San Juan	SDQ · Santo Domingo	0h 49m	••:•• → ••:••
F9970	TPA · Tampa	PHL · Philadelphia	2h 06m	••:•• → ••:••
F9971	TPA · Tampa	MKE · Milwaukee	2h 24m	••:•• → ••:••
F9972	TPA · Tampa	PHL · Philadelphia	2h 06m	••:•• → ••:••
F9973	DEN · Denver	ONT · Ontario	1h 54m	••:•• → ••:••
F9974	ONT · Ontario	DEN · Denver	1h 54m	••:•• → ••:••
F9975	DEN · Denver	ONT · Ontario	1h 54m	••:•• → ••:••
F9976	ONT · Ontario	DEN · Denver	1h 54m	••:•• → ••:••
F9977	DEN · Denver	ONT · Ontario	1h 54m	••:•• → ••:••
F9978	LAS · Las Vegas	MKE · Milwaukee	3h 14m	••:•• → ••:••
F9979	MKE · Milwaukee	LAS · Las Vegas	3h 14m	••:•• → ••:••
F99798	SDQ · Santo Domingo	SJU · San Juan	0h 49m	••:•• → ••:••
F998	SDQ · Santo Domingo	SJU · San Juan	0h 49m	••:•• → ••:••
F9980	MKE · Milwaukee	MCO · Orlando	2h 23m	••:•• → ••:••
F9981	MCO · Orlando	MKE · Milwaukee	2h 23m	••:•• → ••:••
F9982	PHX · Phoenix	MKE · Milwaukee	3h 07m	••:•• → ••:••
F9983	MKE · Milwaukee	PHX · Phoenix	3h 07m	••:•• → ••:••
F9984	LAS · Las Vegas	MKE · Milwaukee	3h 14m	••:•• → ••:••
F9985	CLT · Charlotte	DEN · Denver	2h 53m	••:•• → ••:••
F9986	ELP · El Paso	DEN · Denver	1h 26m	••:•• → ••:••
F9987	DEN · Denver	ELP · El Paso	1h 26m	••:•• → ••:••
F9988	MKE · Milwaukee	MCO · Orlando	2h 23m	••:•• → ••:••
F9989	DEN · Denver	ELP · El Paso	1h 26m	••:•• → ••:••
F999	SJU · San Juan	SDQ · Santo Domingo	0h 49m	••:•• → ••:••
F9990	DEN · Denver	SAT · San Antonio	1h 52m	••:•• → ••:••
F9991	SAT · San Antonio	DEN · Denver	1h 52m	••:•• → ••:••
F9993	SAT · San Antonio	DEN · Denver	1h 52m	••:•• → ••:••
F9994	DEN · Denver	BNA · Nashville	2h 16m	••:•• → ••:••
F9995	BNA · Nashville	DEN · Denver	2h 16m	••:•• → ••:••
F9996	ABQ · Albuquerque	DEN · Denver	1h 01m	••:•• → ••:••
F9997	BNA · Nashville	DEN · Denver	2h 16m	••:•• → ••:••

← PrevRoutes 3,901–3,995 of 3,995

Live status, gate & on-time performance

Scheduled and actual times, terminal, gate, delays and live position for every flight here are available through the FlightNerve API, one call, one clean response.

Get an API key →

Where Frontier Airlines flies

134 destinations served.

About the Frontier Airlines network

Frontier Airlines connects 135 origin airports with 134 destinations on 3,995 scheduled routes. Its domestic network covers about 3,603 routes within United States, while 392 routes reach international destinations across 17 countries. The busiest base, Chicago (ORD), anchors most F9 departures. Use the map above to see the full route geography, or open any flight number for its exact origin, destination and live status.

Frequently asked

How many destinations does Frontier Airlines fly to?

Frontier Airlines (F9) serves 134 destinations in 17 countries across 3,995 routes tracked by FlightNerve.

What is Frontier Airlines’s main hub?

Frontier Airlines’s busiest base is Chicago O'Hare International Airport (ORD) in Chicago.

What is Frontier Airlines’s longest route?

Frontier Airlines’s longest scheduled route is Denver (DEN) to San Juan (SJU), about 4,395 km.

Can I track Frontier Airlines flights with an API?

Yes. FlightNerve returns live status, position, schedule and aircraft for any F9 flight in a single API call.

Track any Frontier Airlines flight in real time

Live status, position, schedule and aircraft for every F9 flight, one API call.