AA1666
AA1666 (American Airlines) is a multi-stop service on 6 routes, busiest Phoenix to Ontario. Of 1,005 departures recorded from October 2024 to July 2026, 77.2% left on time, according to the US BTS.
- On-time departures77.2%of 1,005 flights
- Average delay13.0 min
- July 202654▼ 10.0%vs July 2025
- Cancelled0.4%
- Legs flown under this number6
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 | 34 | 36 | ▲ 5.9% |
| February | 42 | 40 | ▼ 4.8% |
| March | 59 | 60 | ▲ 1.7% |
| April | 60 | 36 | ▼ 40.0% |
| May | 59 | 38 | ▼ 35.6% |
| June | 60 | 52 | ▼ 13.3% |
| July | 60 | 54 | ▼ 10.0% |
| August | 44 | – | – |
| September | 34 | – | – |
| October | 43 | – | in progress |
| November | 41 | – | – |
| December | 43 | – | – |
| Year to date (Jan–Jul) | 374 | 316 | ▼ 15.5% |
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 | 85.3% | 71.4% | ▼ 16.3% |
| February | 83.3% | 77.5% | ▼ 7.0% |
| March | 74.6% | 73.3% | ▼ 1.7% |
| April | 90.0% | 61.1% | ▼ 32.1% |
| May | 79.7% | 86.8% | ▲ 9.0% |
| June | 48.3% | 90.4% | ▲ 87.0% |
| July | 61.7% | 72.2% | ▲ 17.1% |
| August | 86.4% | – | – |
| September | 90.9% | – | – |
| October | 93.0% | – | in progress |
| November | 66.7% | – | – |
| December | 62.8% | – | – |
| Year-to-date average (Jan–Jul) | 74.7% | 76.1% | ▲ 1.9% |
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 | 1 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 1 |
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 99.6% 1,001
- Cancelled 0.4% 4
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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PHX ONT Phoenix Sky Harbor International Airport – Ontario International Airport | 522 | 15.0 min | 74.8% | 498 |
| ONT PHX Ontario International Airport – Phoenix Sky Harbor International Airport | 522 | 9.8 min | 78.0% | 315 |
| CLT CHS Charlotte Douglas International Airport – Charleston International Airport | 271 | 14.7 min | 82.3% | 62 |
| CHS CLT Charleston International Airport – Charlotte Douglas International Airport | 271 | 12.7 min | 85.5% | 62 |
| ORD LAX Chicago O'Hare International Airport – Los Angeles International Airport | 2,802 | 20.1 min | 70.5% | 44 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 44 | 44 | 90.9% | 0 |
| December 2024 | 46 | 46 | 80.4% | 0 |
| January 2025 | 34 | 34 | 85.3% | 0 |
| February 2025 | 42 | 42 | 83.3% | 0 |
| March 2025 | 59 | 59 | 74.6% | 0 |
| April 2025 | 60 | 60 | 90.0% | 0 |
| May 2025 | 59 | 59 | 79.7% | 0 |
| June 2025 | 60 | 60 | 48.3% | 0 |
| July 2025 | 60 | 60 | 61.7% | 0 |
| August 2025 | 44 | 44 | 86.4% | 0 |
| September 2025 | 34 | 33 | 90.9% | 1 |
| October 2025 | 43 | 43 | 93.0% | 0 |
| November 2025 | 41 | 39 | 66.7% | 2 |
| December 2025 | 43 | 43 | 62.8% | 0 |
| January 2026 | 36 | 35 | 71.4% | 1 |
| February 2026 | 40 | 40 | 77.5% | 0 |
| March 2026 | 60 | 60 | 73.3% | 0 |
| April 2026 | 36 | 36 | 61.1% | 0 |
| May 2026 | 38 | 38 | 86.8% | 0 |
| June 2026 | 52 | 52 | 90.4% | 0 |
| July 2026 | 54 | 54 | 72.2% | 0 |