F92421
F92421 (Frontier Airlines) flies Denver to San Diego. Of 128 departures recorded from October 2024 to July 2026, 81.6% left on time, according to the US BTS.
Recorded departures by month
Short series — F92421 has only 11 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods9 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 6 | – | – |
| February | 4 | – | – |
| March | – | 4 | – |
| April | 3 | 14 | ▲ 366.7% |
| May | 1 | 22 | ▲ 2,100.0% |
| June | – | 30 | – |
| July | – | 31 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Short series — F92421 has only 11 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods9 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 83.3% | – | – |
| February | 100.0% | – | – |
| March | – | 75.0% | – |
| April | 100.0% | 76.9% | ▼ 23.1% |
| May | 0.0% | 86.4% | – |
| June | – | 82.8% | – |
| July | – | 90.0% | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Short series — F92421 has only 11 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Short series — F92421 has only 11 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods9 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | – | – |
| February | 0 | – | – |
| March | – | 0 | – |
| April | 0 | 1 | – |
| May | 0 | 0 | – |
| June | – | 1 | – |
| July | – | 1 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Cancellation share
- Not cancelled 97.7% 125
- Cancelled 2.3% 3
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DEN SAN Denver International Airport – San Diego International Airport | 1,371 | 6.7 min | 81.6% | 128 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 8 | 8 | 50.0% | 0 |
| November 2024 | 5 | 5 | 60.0% | 0 |
| January 2025 | 6 | 6 | 83.3% | 0 |
| February 2025 | 4 | 4 | 100.0% | 0 |
| April 2025 | 3 | 3 | 100.0% | 0 |
| May 2025 | 1 | 1 | 0.0% | 0 |
| March 2026 | 4 | 4 | 75.0% | 0 |
| April 2026 | 14 | 13 | 76.9% | 1 |
| May 2026 | 22 | 22 | 86.4% | 0 |
| June 2026 | 30 | 29 | 82.8% | 1 |
| July 2026 | 31 | 30 | 90.0% | 1 |