AA1399
AA1399 (American Airlines) is a multi-stop service on 14 routes, busiest Las Vegas to Los Angeles. Of 690 departures recorded from October 2024 to July 2026, 76.0% left on time, according to the US BTS.
- On-time departures76.0%of 690 flights
- Average delay15.2 min
- July 202639▲ 25.8%vs July 2025
- Cancelled1.5%
- Legs flown under this number14
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 54 | 31 | ▼ 42.6% |
| February | 54 | 28 | ▼ 48.1% |
| March | 60 | 31 | ▼ 48.3% |
| April | 30 | 30 | 0.0% |
| May | 23 | 31 | ▲ 34.8% |
| June | 29 | 30 | ▲ 3.4% |
| July | 31 | 39 | ▲ 25.8% |
| August | 31 | – | – |
| September | 21 | – | – |
| October | 18 | – | in progress |
| November | 29 | – | – |
| December | 19 | – | – |
| Year to date (Jan–Jul) | 281 | 220 | ▼ 21.7% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
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 | 75.9% | 82.8% | ▲ 9.0% |
| February | 71.2% | 100.0% | ▲ 40.5% |
| March | 77.6% | 90.0% | ▲ 16.0% |
| April | 73.3% | 80.0% | ▲ 9.1% |
| May | 73.9% | 87.1% | ▲ 17.8% |
| June | 65.5% | 63.3% | ▼ 3.3% |
| July | 66.7% | 50.0% | ▼ 25.0% |
| August | 83.9% | – | – |
| September | 76.2% | – | – |
| October | 50.0% | – | in progress |
| November | 96.6% | – | – |
| December | 94.7% | – | – |
| Year-to-date average (Jan–Jul) | 72.0% | 79.0% | ▲ 9.7% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 2 | – |
| February | 2 | 0 | ▼ 100.0% |
| March | 2 | 1 | ▼ 50.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 1 | 0.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 5 | 4 | ▼ 20.0% |
according to the US BTS · October 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 98.6% 680
- Cancelled 1.4% 10
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LAS LAX Harry Reid International Airport – Los Angeles International Airport | 380 | 20.9 min | 67.9% | 272 |
| PIT MIA Pittsburgh International Airport – Miami International Airport | 1,634 | 7.9 min | 92.4% | 122 |
| PHL DJT Philadelphia International Airport – President Donald J. Trump International Airport | 1,534 | 11.9 min | 89.9% | 81 |
| DJT PHL President Donald J. Trump International Airport – Philadelphia International Airport | 1,534 | 17.3 min | 60.8% | 81 |
| DCA BOS Ronald Reagan Washington National Airport – Boston Logan International Airport | 641 | 7.8 min | 81.8% | 56 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 16 | 16 | 56.3% | 0 |
| November 2024 | 28 | 28 | 78.6% | 0 |
| December 2024 | 27 | 26 | 76.9% | 1 |
| January 2025 | 54 | 54 | 75.9% | 0 |
| February 2025 | 54 | 52 | 71.2% | 2 |
| March 2025 | 60 | 58 | 77.6% | 2 |
| April 2025 | 30 | 30 | 73.3% | 0 |
| May 2025 | 23 | 23 | 73.9% | 0 |
| June 2025 | 29 | 29 | 65.5% | 0 |
| July 2025 | 31 | 30 | 66.7% | 1 |
| August 2025 | 31 | 31 | 83.9% | 0 |
| September 2025 | 21 | 21 | 76.2% | 0 |
| October 2025 | 18 | 18 | 50.0% | 0 |
| November 2025 | 29 | 29 | 96.6% | 0 |
| December 2025 | 19 | 19 | 94.7% | 0 |
| January 2026 | 31 | 29 | 82.8% | 2 |
| February 2026 | 28 | 28 | 100.0% | 0 |
| March 2026 | 31 | 30 | 90.0% | 1 |
| April 2026 | 30 | 30 | 80.0% | 0 |
| May 2026 | 31 | 31 | 87.1% | 0 |
| June 2026 | 30 | 30 | 63.3% | 0 |
| July 2026 | 39 | 38 | 50.0% | 1 |