AA3151
AA3151 (American Airlines) is a multi-stop service on 11 routes, busiest Denver to Phoenix. Of 325 departures recorded from December 2024 to May 2026, 82.2% left on time, according to the US BTS.
- On-time departures82.2%of 325 flights
- Average delay13.5 min
- May 202617▼ 45.2%vs May 2025
- Cancelled0.0%
- Legs flown under this number11
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods13 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 29 | – | – |
| February | 28 | – | – |
| March | 31 | – | – |
| April | 29 | 20 | ▼ 31.0% |
| May | 31 | 17 | ▼ 45.2% |
| June | 30 | – | – |
| July | 31 | – | – |
| August | 27 | – | – |
| September | 12 | – | – |
| October | 14 | – | in progress |
| November | 1 | – | – |
| December | – | – | – |
according to the US BTS · December 2024 → May 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 periods13 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 82.8% | – | – |
| February | 85.7% | – | – |
| March | 96.8% | – | – |
| April | 79.3% | 95.0% | ▲ 19.8% |
| May | 90.3% | 82.4% | ▼ 8.8% |
| June | 83.3% | – | – |
| July | 64.5% | – | – |
| August | 81.5% | – | – |
| September | 41.7% | – | – |
| October | 92.9% | – | in progress |
| November | 0.0% | – | – |
| December | – | – | – |
according to the US BTS · December 2024 → May 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · December 2024 → May 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods13 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | – | – |
| February | 0 | – | – |
| March | 0 | – | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | – | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | – | – | – |
according to the US BTS · December 2024 → May 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 100.0% 325
- Cancelled 0.0% 0
Share of all recorded flights in the period, all legs. · Dec 5, 2024 → May 20, 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 |
|---|---|---|---|---|
| DEN PHX Denver International Airport – Phoenix Sky Harbor International Airport | 968 | 6.3 min | 85.8% | 169 |
| LAX PIT Los Angeles International Airport – Pittsburgh International Airport | 3,430 | 38.1 min | 72.6% | 62 |
| CLT MIA Charlotte Douglas International Airport – Miami International Airport | 1,049 | 3.0 min | 90.3% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| December 2024 | 25 | 25 | 80.0% | 0 |
| January 2025 | 29 | 29 | 82.8% | 0 |
| February 2025 | 28 | 28 | 85.7% | 0 |
| March 2025 | 31 | 31 | 96.8% | 0 |
| April 2025 | 29 | 29 | 79.3% | 0 |
| May 2025 | 31 | 31 | 90.3% | 0 |
| June 2025 | 30 | 30 | 83.3% | 0 |
| July 2025 | 31 | 31 | 64.5% | 0 |
| August 2025 | 27 | 27 | 81.5% | 0 |
| September 2025 | 12 | 12 | 41.7% | 0 |
| October 2025 | 14 | 14 | 92.9% | 0 |
| November 2025 | 1 | 1 | 0.0% | 0 |
| April 2026 | 20 | 20 | 95.0% | 0 |
| May 2026 | 17 | 17 | 82.4% | 0 |