F91448
F91448 (Frontier Airlines) flies San Francisco to Atlanta. Of 538 departures recorded from October 2024 to July 2026, 49.8% left on time, according to the US BTS.
- On-time departures49.8%of 538 flights
- Average delay42.4 min
- July 202631▲ 0.0%vs July 2025
- Cancelled3.0%
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 | 6 | 17 | ▲ 183.3% |
| February | – | 19 | – |
| March | 23 | 31 | ▲ 34.8% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 26 | – | – |
| September | 21 | – | – |
| October | 21 | – | in progress |
| November | 24 | – | – |
| December | 25 | – | – |
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 | – | 42.1% | – |
| March | 52.2% | 70.4% | ▲ 34.9% |
| April | 35.7% | 10.0% | ▼ 72.0% |
| May | 45.2% | 54.8% | ▲ 21.4% |
| June | 37.9% | 60.7% | ▲ 60.1% |
| July | 46.7% | 27.6% | ▼ 40.9% |
| August | 34.6% | – | – |
| September | 71.4% | – | – |
| October | 42.9% | – | in progress |
| November | 54.2% | – | – |
| December | 56.5% | – | – |
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 | 1 | – |
| February | – | 0 | – |
| March | 0 | 4 | – |
| April | 2 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 1 | 2 | ▲ 100.0% |
| July | 1 | 2 | ▲ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 2 | – | – |
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 97.0% 522
- Cancelled 3.0% 16
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 |
|---|---|---|---|---|
| SFO ATL San Francisco International Airport – Hartsfield Jackson Atlanta International Airport | 3,435 | 42.4 min | 49.8% | 538 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 19 | 52.6% | 1 |
| November 2024 | 30 | 30 | 56.7% | 0 |
| December 2024 | 31 | 31 | 74.2% | 0 |
| January 2025 | 6 | 6 | 100.0% | 0 |
| March 2025 | 23 | 23 | 52.2% | 0 |
| April 2025 | 30 | 28 | 35.7% | 2 |
| May 2025 | 31 | 31 | 45.2% | 0 |
| June 2025 | 30 | 29 | 37.9% | 1 |
| July 2025 | 31 | 30 | 46.7% | 1 |
| August 2025 | 26 | 26 | 34.6% | 0 |
| September 2025 | 21 | 21 | 71.4% | 0 |
| October 2025 | 21 | 21 | 42.9% | 0 |
| November 2025 | 24 | 24 | 54.2% | 0 |
| December 2025 | 25 | 23 | 56.5% | 2 |
| January 2026 | 17 | 16 | 75.0% | 1 |
| February 2026 | 19 | 19 | 42.1% | 0 |
| March 2026 | 31 | 27 | 70.4% | 4 |
| April 2026 | 30 | 30 | 10.0% | 0 |
| May 2026 | 31 | 31 | 54.8% | 0 |
| June 2026 | 30 | 28 | 60.7% | 2 |
| July 2026 | 31 | 29 | 27.6% | 2 |