F94251
F94251 (Frontier Airlines) flies Denver to Salt Lake City. Of 516 departures recorded from October 2024 to July 2026, 65.0% left on time, according to the US BTS.
- On-time departures65.0%of 516 flights
- Average delay21.5 min
- July 202631▲ 40.9%vs July 2025
- Cancelled0.8%
according to the US BTS · Oct 12, 2024 → Jul 31, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 31 | 19 | ▼ 38.7% |
| February | 28 | 19 | ▼ 32.1% |
| March | 31 | 29 | ▼ 6.5% |
| April | 30 | 22 | ▼ 26.7% |
| May | 27 | 13 | ▼ 51.9% |
| June | 23 | 30 | ▲ 30.4% |
| July | 22 | 31 | ▲ 40.9% |
| August | 20 | – | – |
| September | 17 | – | – |
| October | 18 | – | in progress |
| November | 21 | – | – |
| December | 25 | – | – |
| Year to date (Jan–Jul) | 192 | 163 | ▼ 15.1% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 61.3% | 68.4% | ▲ 11.6% |
| February | 78.6% | 68.4% | ▼ 12.9% |
| March | 71.0% | 62.1% | ▼ 12.5% |
| April | 51.7% | 77.3% | ▲ 49.4% |
| May | 59.3% | 84.6% | ▲ 42.8% |
| June | 52.2% | 66.7% | ▲ 27.8% |
| July | 45.0% | 64.5% | ▲ 43.4% |
| August | 35.0% | – | – |
| September | 76.5% | – | – |
| October | 72.2% | – | in progress |
| November | 71.4% | – | – |
| December | 60.0% | – | – |
| Year-to-date average (Jan–Jul) | 59.9% | 70.3% | ▲ 17.4% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Partial coverage: domestic flights only · 22 of 22 periods have data
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 2 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 3 | 0 | ▼ 100.0% |
according to the US BTS · October 2024 → July 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
Cancellation share
- Not cancelled 99.2% 512
- Cancelled 0.8% 4
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DEN SLC Denver International Airport – Salt Lake City International Airport | 628 | 21.5 min | 65.0% | 516 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 11 | 11 | 81.8% | 0 |
| November 2024 | 20 | 19 | 63.2% | 1 |
| December 2024 | 29 | 29 | 75.9% | 0 |
| January 2025 | 31 | 31 | 61.3% | 0 |
| February 2025 | 28 | 28 | 78.6% | 0 |
| March 2025 | 31 | 31 | 71.0% | 0 |
| April 2025 | 30 | 29 | 51.7% | 1 |
| May 2025 | 27 | 27 | 59.3% | 0 |
| June 2025 | 23 | 23 | 52.2% | 0 |
| July 2025 | 22 | 20 | 45.0% | 2 |
| August 2025 | 20 | 20 | 35.0% | 0 |
| September 2025 | 17 | 17 | 76.5% | 0 |
| October 2025 | 18 | 18 | 72.2% | 0 |
| November 2025 | 21 | 21 | 71.4% | 0 |
| December 2025 | 25 | 25 | 60.0% | 0 |
| January 2026 | 19 | 19 | 68.4% | 0 |
| February 2026 | 19 | 19 | 68.4% | 0 |
| March 2026 | 29 | 29 | 62.1% | 0 |
| April 2026 | 22 | 22 | 77.3% | 0 |
| May 2026 | 13 | 13 | 84.6% | 0 |
| June 2026 | 30 | 30 | 66.7% | 0 |
| July 2026 | 31 | 31 | 64.5% | 0 |