UA1959
UA1959 (United Airlines) is a multi-stop service on 6 routes, busiest Anchorage to Denver. Of 623 departures recorded from October 2024 to July 2026, 84.8% left on time, according to the US BTS.
- On-time departures84.8%of 623 flights
- Average delay7.8 min
- July 202621▼ 32.3%vs July 2025
- Cancelled0.6%
- 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 | 31 | 19 | ▼ 38.7% |
| February | 27 | 25 | ▼ 7.4% |
| March | 31 | 31 | 0.0% |
| April | 30 | 30 | 0.0% |
| May | 31 | 32 | ▲ 3.2% |
| June | 30 | 20 | ▼ 33.3% |
| July | 31 | 21 | ▼ 32.3% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 211 | 178 | ▼ 15.6% |
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 | 74.2% | 89.5% | ▲ 20.6% |
| February | 88.9% | 88.0% | ▼ 1.0% |
| March | 93.6% | 71.0% | ▼ 24.1% |
| April | 86.2% | 96.6% | ▲ 12.0% |
| May | 87.1% | 90.3% | ▲ 3.7% |
| June | 90.0% | 89.5% | ▼ 0.6% |
| July | 64.5% | 85.7% | ▲ 32.8% |
| August | 83.9% | – | – |
| September | 96.7% | – | – |
| October | 87.1% | – | in progress |
| November | 80.0% | – | – |
| December | 67.7% | – | – |
| Year-to-date average (Jan–Jul) | 83.5% | 87.2% | ▲ 4.5% |
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 | 0 | – |
| April | 1 | 1 | 0.0% |
| May | 0 | 1 | – |
| June | 0 | 1 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 3 | ▲ 200.0% |
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 99.4% 619
- Cancelled 0.6% 4
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ANC DEN Ted Stevens Anchorage International Airport – Denver International Airport | 3,863 | 7.5 min | 84.8% | 611 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 30 | 30 | 80.0% | 0 |
| December 2024 | 31 | 31 | 93.6% | 0 |
| January 2025 | 31 | 31 | 74.2% | 0 |
| February 2025 | 27 | 27 | 88.9% | 0 |
| March 2025 | 31 | 31 | 93.6% | 0 |
| April 2025 | 30 | 29 | 86.2% | 1 |
| May 2025 | 31 | 31 | 87.1% | 0 |
| June 2025 | 30 | 30 | 90.0% | 0 |
| July 2025 | 31 | 31 | 64.5% | 0 |
| August 2025 | 31 | 31 | 83.9% | 0 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 31 | 31 | 87.1% | 0 |
| November 2025 | 30 | 30 | 80.0% | 0 |
| December 2025 | 31 | 31 | 67.7% | 0 |
| January 2026 | 19 | 19 | 89.5% | 0 |
| February 2026 | 25 | 25 | 88.0% | 0 |
| March 2026 | 31 | 31 | 71.0% | 0 |
| April 2026 | 30 | 29 | 96.6% | 1 |
| May 2026 | 32 | 31 | 90.3% | 1 |
| June 2026 | 20 | 19 | 89.5% | 1 |
| July 2026 | 21 | 21 | 85.7% | 0 |