UA1889
UA1889 (United Airlines) is a multi-stop service on 6 routes, busiest Sacramento to Denver. Of 827 departures recorded from October 2024 to July 2026, 89.8% left on time, according to the US BTS.
- On-time departures89.8%of 827 flights
- Average delay2.2 min
- July 202631▼ 50.0%vs July 2025
- Cancelled0.2%
- 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 | 31 | 0.0% |
| February | 28 | 44 | ▲ 57.1% |
| March | 31 | 59 | ▲ 90.3% |
| April | 30 | 30 | 0.0% |
| May | 62 | 31 | ▼ 50.0% |
| June | 60 | 30 | ▼ 50.0% |
| July | 62 | 31 | ▼ 50.0% |
| August | 49 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 47 | – | – |
| Year to date (Jan–Jul) | 304 | 256 | ▼ 15.8% |
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 | 64.5% | 96.8% | ▲ 50.0% |
| February | 82.1% | 93.2% | ▲ 13.4% |
| March | 80.7% | 91.4% | ▲ 13.3% |
| April | 86.7% | 100.0% | ▲ 15.4% |
| May | 90.3% | 96.8% | ▲ 7.1% |
| June | 88.3% | 100.0% | ▲ 13.2% |
| July | 95.2% | 93.6% | ▼ 1.7% |
| August | 87.5% | – | – |
| September | 83.3% | – | – |
| October | 93.6% | – | in progress |
| November | 96.6% | – | – |
| December | 91.5% | – | – |
| Year-to-date average (Jan–Jul) | 84.0% | 95.9% | ▲ 14.3% |
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 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| 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 99.8% 825
- Cancelled 0.2% 2
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 |
|---|---|---|---|---|
| SMF DEN Sacramento International Airport – Denver International Airport | 1,460 | -2.0 min | 96.6% | 418 |
| DEN DTW Denver International Airport – Detroit Metropolitan Wayne County Airport | 1,802 | 7.1 min | 82.9% | 327 |
| DEN MIA Denver International Airport – Miami International Airport | 2,749 | 7.6 min | 77.1% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 80.0% | 0 |
| November 2024 | 30 | 30 | 76.7% | 0 |
| December 2024 | 31 | 31 | 96.8% | 0 |
| January 2025 | 31 | 31 | 64.5% | 0 |
| February 2025 | 28 | 28 | 82.1% | 0 |
| March 2025 | 31 | 31 | 80.7% | 0 |
| April 2025 | 30 | 30 | 86.7% | 0 |
| May 2025 | 62 | 62 | 90.3% | 0 |
| June 2025 | 60 | 60 | 88.3% | 0 |
| July 2025 | 62 | 62 | 95.2% | 0 |
| August 2025 | 49 | 48 | 87.5% | 1 |
| September 2025 | 30 | 30 | 83.3% | 0 |
| October 2025 | 31 | 31 | 93.6% | 0 |
| November 2025 | 29 | 29 | 96.6% | 0 |
| December 2025 | 47 | 47 | 91.5% | 0 |
| January 2026 | 31 | 31 | 96.8% | 0 |
| February 2026 | 44 | 44 | 93.2% | 0 |
| March 2026 | 59 | 58 | 91.4% | 1 |
| April 2026 | 30 | 30 | 100.0% | 0 |
| May 2026 | 31 | 31 | 96.8% | 0 |
| June 2026 | 30 | 30 | 100.0% | 0 |
| July 2026 | 31 | 31 | 93.6% | 0 |