UA1226
UA1226 (United Airlines) is a multi-stop service on 11 routes, busiest Phoenix to Denver. Of 740 departures recorded from October 2024 to July 2026, 77.5% left on time, according to the US BTS.
- On-time departures77.5%of 740 flights
- Average delay14.8 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.5%
- Legs flown under this number11
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 | 65 | 31 | ▼ 52.3% |
| February | 42 | 28 | ▼ 33.3% |
| March | 31 | 34 | ▲ 9.7% |
| April | 30 | 60 | ▲ 100.0% |
| May | 31 | 49 | ▲ 58.1% |
| June | 30 | 29 | ▼ 3.3% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 260 | 262 | ▲ 0.8% |
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 | 84.6% | 83.9% | ▼ 0.9% |
| February | 81.0% | 82.1% | ▲ 1.5% |
| March | 71.0% | 84.9% | ▲ 19.6% |
| April | 72.4% | 80.0% | ▲ 10.5% |
| May | 48.4% | 75.5% | ▲ 56.0% |
| June | 76.7% | 82.8% | ▲ 7.9% |
| July | 54.8% | 71.4% | ▲ 30.3% |
| August | 65.5% | – | – |
| September | 75.9% | – | – |
| October | 77.4% | – | in progress |
| November | 85.2% | – | – |
| December | 80.7% | – | – |
| Year-to-date average (Jan–Jul) | 69.8% | 80.1% | ▲ 14.7% |
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 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 3 | – |
| August | 2 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 4 | ▲ 300.0% |
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 98.5% 729
- Cancelled 1.5% 11
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 |
|---|---|---|---|---|
| PHX DEN Phoenix Sky Harbor International Airport – Denver International Airport | 968 | 15.5 min | 76.6% | 543 |
| DEN GTF Denver International Airport – Great Falls International Airport | 1,003 | 12.2 min | 73.6% | 53 |
| SLC IAD Salt Lake City International Airport – Washington Dulles International Airport | 2,935 | -2.5 min | 91.9% | 37 |
| ATL EWR Hartsfield Jackson Atlanta International Airport – Newark Liberty International Airport | 1,199 | 25.6 min | 75.9% | 32 |
| EWR SRQ Newark Liberty International Airport – Sarasota Bradenton International Airport | 1,666 | 5.5 min | 83.3% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 14 | 14 | 100.0% | 0 |
| November 2024 | 23 | 22 | 81.8% | 1 |
| December 2024 | 29 | 29 | 93.1% | 0 |
| January 2025 | 65 | 65 | 84.6% | 0 |
| February 2025 | 42 | 42 | 81.0% | 0 |
| March 2025 | 31 | 31 | 71.0% | 0 |
| April 2025 | 30 | 29 | 72.4% | 1 |
| May 2025 | 31 | 31 | 48.4% | 0 |
| June 2025 | 30 | 30 | 76.7% | 0 |
| July 2025 | 31 | 31 | 54.8% | 0 |
| August 2025 | 31 | 29 | 65.5% | 2 |
| September 2025 | 30 | 29 | 75.9% | 1 |
| October 2025 | 31 | 31 | 77.4% | 0 |
| November 2025 | 29 | 27 | 85.2% | 2 |
| December 2025 | 31 | 31 | 80.7% | 0 |
| January 2026 | 31 | 31 | 83.9% | 0 |
| February 2026 | 28 | 28 | 82.1% | 0 |
| March 2026 | 34 | 33 | 84.9% | 1 |
| April 2026 | 60 | 60 | 80.0% | 0 |
| May 2026 | 49 | 49 | 75.5% | 0 |
| June 2026 | 29 | 29 | 82.8% | 0 |
| July 2026 | 31 | 28 | 71.4% | 3 |