F91571
F91571 (Frontier Airlines) flies Phoenix to San Diego. Of 348 departures recorded from October 2024 to July 2026, 85.0% left on time, according to the US BTS.
- On-time departures85.0%of 348 flights
- Average delay4.9 min
- July 202631▲ 40.9%vs July 2025
- Cancelled0.3%
Recorded departures by month
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 14 | 24 | ▲ 71.4% |
| February | 6 | 8 | ▲ 33.3% |
| March | – | 21 | – |
| April | 3 | 24 | ▲ 700.0% |
| May | 6 | 28 | ▲ 366.7% |
| June | 14 | 30 | ▲ 114.3% |
| July | 22 | 31 | ▲ 40.9% |
| August | 22 | – | – |
| September | 14 | – | – |
| October | 25 | – | in progress |
| November | 17 | – | – |
| December | 22 | – | – |
according to the US BTS · October 2024 → July 2026
On-time departures by month
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 75.0% | ▼ 25.0% |
| February | 83.3% | 100.0% | ▲ 20.0% |
| March | – | 76.2% | – |
| April | 33.3% | 87.0% | ▲ 160.9% |
| May | 83.3% | 82.1% | ▼ 1.4% |
| June | 100.0% | 80.0% | ▼ 20.0% |
| July | 95.5% | 67.7% | ▼ 29.0% |
| August | 100.0% | – | – |
| September | 92.9% | – | – |
| October | 92.0% | – | in progress |
| November | 82.4% | – | – |
| December | 72.7% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | – | 0 | – |
| April | 0 | 1 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
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 99.7% 347
- Cancelled 0.3% 1
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 |
|---|---|---|---|---|
| PHX SAN Phoenix Sky Harbor International Airport – San Diego International Airport | 489 | 4.9 min | 85.0% | 348 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 8 | 8 | 100.0% | 0 |
| November 2024 | 3 | 3 | 100.0% | 0 |
| December 2024 | 6 | 6 | 100.0% | 0 |
| January 2025 | 14 | 14 | 100.0% | 0 |
| February 2025 | 6 | 6 | 83.3% | 0 |
| April 2025 | 3 | 3 | 33.3% | 0 |
| May 2025 | 6 | 6 | 83.3% | 0 |
| June 2025 | 14 | 14 | 100.0% | 0 |
| July 2025 | 22 | 22 | 95.5% | 0 |
| August 2025 | 22 | 22 | 100.0% | 0 |
| September 2025 | 14 | 14 | 92.9% | 0 |
| October 2025 | 25 | 25 | 92.0% | 0 |
| November 2025 | 17 | 17 | 82.4% | 0 |
| December 2025 | 22 | 22 | 72.7% | 0 |
| January 2026 | 24 | 24 | 75.0% | 0 |
| February 2026 | 8 | 8 | 100.0% | 0 |
| March 2026 | 21 | 21 | 76.2% | 0 |
| April 2026 | 24 | 23 | 87.0% | 1 |
| May 2026 | 28 | 28 | 82.1% | 0 |
| June 2026 | 30 | 30 | 80.0% | 0 |
| July 2026 | 31 | 31 | 67.7% | 0 |