AA1431
AA1431 (American Airlines) is a multi-stop service on 5 routes, busiest Miami to Chicago. Of 655 departures recorded from October 2024 to July 2026, 86.6% left on time, according to the US BTS.
- On-time departures86.6%of 655 flights
- Average delay8.5 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.8%
- Legs flown under this number5
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 | 31 | 30 | ▼ 3.2% |
| February | 28 | 28 | 0.0% |
| March | 31 | 31 | 0.0% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 212 | 211 | ▼ 0.5% |
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 | 93.6% | 84.6% | ▼ 9.5% |
| February | 89.3% | 100.0% | ▲ 12.0% |
| March | 96.7% | 87.1% | ▼ 9.9% |
| April | 93.3% | 66.7% | ▼ 28.6% |
| May | 83.3% | 74.2% | ▼ 11.0% |
| June | 80.0% | 96.6% | ▲ 20.7% |
| July | 80.7% | 87.1% | ▲ 8.0% |
| August | 76.7% | – | – |
| September | 90.0% | – | – |
| October | 96.8% | – | in progress |
| November | 92.6% | – | – |
| December | 83.9% | – | – |
| Year-to-date average (Jan–Jul) | 88.1% | 85.2% | ▼ 3.3% |
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 | 4 | – |
| February | 0 | 0 | – |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 1 | – |
| July | 0 | 0 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 3 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 5 | ▲ 150.0% |
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 98.2% 643
- Cancelled 1.8% 12
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| MIA ORD Miami International Airport – Chicago O'Hare International Airport | 1,930 | 8.6 min | 88.3% | 432 |
| LBB DFW Lubbock Preston Smith International Airport – Dallas Fort Worth International Airport | 453 | 4.3 min | 92.3% | 136 |
| ORD MIA Chicago O'Hare International Airport – Miami International Airport | 1,930 | 15.7 min | 63.6% | 44 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 80.0% | 0 |
| November 2024 | 28 | 27 | 92.6% | 1 |
| December 2024 | 31 | 31 | 80.7% | 0 |
| January 2025 | 31 | 31 | 93.6% | 0 |
| February 2025 | 28 | 28 | 89.3% | 0 |
| March 2025 | 31 | 30 | 96.7% | 1 |
| April 2025 | 30 | 30 | 93.3% | 0 |
| May 2025 | 31 | 30 | 83.3% | 1 |
| June 2025 | 30 | 30 | 80.0% | 0 |
| July 2025 | 31 | 31 | 80.7% | 0 |
| August 2025 | 31 | 30 | 76.7% | 1 |
| September 2025 | 30 | 30 | 90.0% | 0 |
| October 2025 | 31 | 31 | 96.8% | 0 |
| November 2025 | 30 | 27 | 92.6% | 3 |
| December 2025 | 31 | 31 | 83.9% | 0 |
| January 2026 | 30 | 26 | 84.6% | 4 |
| February 2026 | 28 | 28 | 100.0% | 0 |
| March 2026 | 31 | 31 | 87.1% | 0 |
| April 2026 | 30 | 30 | 66.7% | 0 |
| May 2026 | 31 | 31 | 74.2% | 0 |
| June 2026 | 30 | 29 | 96.6% | 1 |
| July 2026 | 31 | 31 | 87.1% | 0 |