UA1899
UA1899 (United Airlines) is a multi-stop service on 11 routes, busiest Denver to Austin. Of 496 departures recorded from October 2024 to July 2026, 77.8% left on time, according to the US BTS.
- On-time departures77.8%of 496 flights
- Average delay13.7 min
- July 202627
- Cancelled1.0%
- 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 periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 30 | 27 | ▼ 10.0% |
| February | 28 | 24 | ▼ 14.3% |
| March | 31 | 26 | ▼ 16.1% |
| April | 25 | 22 | ▼ 12.0% |
| May | 16 | 23 | ▲ 43.8% |
| June | – | 31 | – |
| July | – | 27 | – |
| August | – | – | – |
| September | 6 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 44 | – | – |
according to the US BTS · October 2024 → July 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 periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 69.0% | 92.0% | ▲ 33.4% |
| February | 82.1% | 83.3% | ▲ 1.4% |
| March | 64.5% | 88.5% | ▲ 37.1% |
| April | 92.0% | 95.5% | ▲ 3.8% |
| May | 87.5% | 82.6% | ▼ 5.6% |
| June | – | 80.7% | – |
| July | – | 74.1% | – |
| August | – | – | – |
| September | 83.3% | – | – |
| October | 71.0% | – | in progress |
| November | 48.3% | – | – |
| December | 60.5% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 2 | ▲ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | – | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 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 99.0% 491
- Cancelled 1.0% 5
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
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DEN AUS Denver International Airport – Austin Bergstrom International Airport | 1,249 | 8.1 min | 85.1% | 170 |
| ORD MSY Chicago O'Hare International Airport – Louis Armstrong New Orleans International Airport | 1,349 | 26.9 min | 61.2% | 85 |
| ORD IAH Chicago O'Hare International Airport – George Bush Intercontinental Airport | 1,491 | 5.8 min | 81.6% | 50 |
| SLC EWR Salt Lake City International Airport – Newark Liberty International Airport | 3,160 | 26.5 min | 75.6% | 45 |
| FLL CLE Fort Lauderdale Hollywood International Airport – Cleveland Hopkins International Airport | 1,713 | 5.3 min | 85.7% | 42 |
| LAS IAH Harry Reid International Airport – George Bush Intercontinental Airport | 1,963 | 13.7 min | 66.7% | 37 |
| LGA ORD LaGuardia Airport – Chicago O'Hare International Airport | 1,177 | 24.3 min | 73.3% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 29 | 29 | 82.8% | 0 |
| December 2024 | 27 | 26 | 80.8% | 1 |
| January 2025 | 30 | 29 | 69.0% | 1 |
| February 2025 | 28 | 28 | 82.1% | 0 |
| March 2025 | 31 | 31 | 64.5% | 0 |
| April 2025 | 25 | 25 | 92.0% | 0 |
| May 2025 | 16 | 16 | 87.5% | 0 |
| September 2025 | 6 | 6 | 83.3% | 0 |
| October 2025 | 31 | 31 | 71.0% | 0 |
| November 2025 | 29 | 29 | 48.3% | 0 |
| December 2025 | 44 | 43 | 60.5% | 1 |
| January 2026 | 27 | 25 | 92.0% | 2 |
| February 2026 | 24 | 24 | 83.3% | 0 |
| March 2026 | 26 | 26 | 88.5% | 0 |
| April 2026 | 22 | 22 | 95.5% | 0 |
| May 2026 | 23 | 23 | 82.6% | 0 |
| June 2026 | 31 | 31 | 80.7% | 0 |
| July 2026 | 27 | 27 | 74.1% | 0 |