Airline
Frontier Airlines
F9 / FFT · United States
- IATA Code
- F9
- ICAO Code
- FFT
- Country
- United States
- Hub Airports
- DEN
- Website
- www.flyfrontier.com
Frontier Airlines is an airline based in United States, founded in 1994. It flies under IATA code F9 and ICAO code FFT with the radio callsign “FRONTIER FLIGHT”.
Its parent company is Republic Airways Holdings. Its hubs include DEN.
Below, the official U.S. DOT punctuality numbers sit side by side with what travelers actually say. Flown Frontier Airlines lately? Add your review.
Scorecard: official numbers vs. traveler stars
Official punctuality
72.7% on time
#12 of 14 reporting U.S. airlines
Traveler rating
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- On-time arrivals
- 72.7%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 88 min
- Flights arriving 15+ minutes late
- Flights tracked
- 213,022
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 52%
- Airline (crew, maintenance, cleaning) 25%
- Air traffic control & airport 20%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 79.6% | 14,896 |
| October 2025 | 77.7% | 16,935 |
| November 2025 | 75.9% | 17,047 |
| December 2025 | 68.6% | 16,724 |
| January 2026 | 72.0% | 15,382 |
| February 2026 | 78.4% | 15,056 |
| March 2026 | 70.2% | 20,119 |
| April 2026 | 74.2% | 18,540 |
| May 2026 | 76.7% | 18,423 |
| June 2026 | 71.3% | 19,104 |
| July 2026 | 64.9% | 20,482 |
| August 2026 | 66.6% | 20,314 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Fleet
162 aircraft · average age 8.8 years
- Airbus A-320neo 80
- Airbus A-320 Prestige 27
- Airbus VC-1 ACJ 22
- Airbus A-321 21
- Airbus A-321neo 6
- Aero Eli Yo-Yo 1
Sources: OpenSky Network aircraft database, FAA registry and tail numbers reported to BTS.
Busiest routes
| Route | Flights | On time |
|---|---|---|
| DEN → LAS | 1,626 | 76% |
| PHL → MCO | 1,622 | 68% |
| LAS → DEN | 1,620 | 76% |
| MCO → PHL | 1,619 | 69% |
| DEN → PHX | 1,499 | 77% |
| PHX → DEN | 1,494 | 79% |
| MCO → SJU | 1,350 | 77% |
| SJU → MCO | 1,348 | 81% |
| ATL → MCO | 1,270 | 65% |
| MCO → ATL | 1,266 | 67% |
Tags: Frontier Airlines, F9, FFT
Reviews
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