UA1044
UA1044 (United Airlines) is a multi-stop service on 18 routes, busiest Chicago to Los Angeles. Of 1,042 departures recorded from October 2024 to July 2026, 89.6% left on time, according to the US BTS.
- On-time departures89.6%of 1,042 flights
- Average delay6.1 min
- July 202662▲ 6.9%vs July 2025
- Cancelled1.1%
- Legs flown under this number18
according to the US BTS · Oct 12, 2024 → Jul 31, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 56 | 35 | ▼ 37.5% |
| February | 56 | 45 | ▼ 19.6% |
| March | 62 | 58 | ▼ 6.5% |
| April | 59 | 59 | 0.0% |
| May | 60 | 49 | ▼ 18.3% |
| June | 58 | 60 | ▲ 3.4% |
| July | 58 | 62 | ▲ 6.9% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 50 | – | – |
| Year to date (Jan–Jul) | 409 | 368 | ▼ 10.0% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 90.9% | 80.0% | ▼ 12.0% |
| February | 91.1% | 88.4% | ▼ 3.0% |
| March | 91.9% | 91.1% | ▼ 0.9% |
| April | 87.9% | 93.1% | ▲ 5.9% |
| May | 93.3% | 93.9% | ▲ 0.6% |
| June | 96.5% | 88.3% | ▼ 8.5% |
| July | 80.0% | 93.6% | ▲ 16.9% |
| August | 83.9% | – | – |
| September | 90.0% | – | – |
| October | 93.6% | – | in progress |
| November | 86.7% | – | – |
| December | 78.0% | – | – |
| Year-to-date average (Jan–Jul) | 90.2% | 89.8% | ▼ 0.5% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Partial coverage: domestic flights only · 22 of 22 periods have data
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 0 | 2 | – |
| March | 0 | 2 | – |
| April | 1 | 1 | 0.0% |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 3 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 6 | 5 | ▼ 16.7% |
according to the US BTS · October 2024 → July 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
This number flies several legs
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 98.9% 1,031
- Cancelled 1.1% 11
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
88 of 8
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD LAX Chicago O'Hare International Airport – Los Angeles International Airport | 2,802 | 13.0 min | 83.7% | 338 |
| RDU ORD Raleigh-Durham International Airport – Chicago O'Hare International Airport | 1,039 | -2.3 min | 96.4% | 168 |
| IAH ORD George Bush Intercontinental Airport – Chicago O'Hare International Airport | 1,491 | -2.9 min | 96.5% | 142 |
| ORD DFW Chicago O'Hare International Airport – Dallas Fort Worth International Airport | 1,291 | 14.2 min | 87.3% | 110 |
| EWR ORD Newark Liberty International Airport – Chicago O'Hare International Airport | 1,154 | -3.6 min | 95.5% | 67 |
| ORD MCI Chicago O'Hare International Airport – Kansas City International Airport | 647 | 6.7 min | 90.3% | 31 |
| MDT ORD Harrisburg International Airport – Chicago O'Hare International Airport | 954 | 1.2 min | 96.7% | 31 |
| IND ORD Indianapolis International Airport – Chicago O'Hare International Airport | 286 | 7.0 min | 92.6% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 32 | 32 | 90.6% | 0 |
| November 2024 | 30 | 30 | 93.3% | 0 |
| December 2024 | 31 | 31 | 90.3% | 0 |
| January 2025 | 56 | 55 | 90.9% | 1 |
| February 2025 | 56 | 56 | 91.1% | 0 |
| March 2025 | 62 | 62 | 91.9% | 0 |
| April 2025 | 59 | 58 | 87.9% | 1 |
| May 2025 | 60 | 60 | 93.3% | 0 |
| June 2025 | 58 | 57 | 96.5% | 1 |
| July 2025 | 58 | 55 | 80.0% | 3 |
| August 2025 | 31 | 31 | 83.9% | 0 |
| September 2025 | 30 | 30 | 90.0% | 0 |
| October 2025 | 31 | 31 | 93.6% | 0 |
| November 2025 | 30 | 30 | 86.7% | 0 |
| December 2025 | 50 | 50 | 78.0% | 0 |
| January 2026 | 35 | 35 | 80.0% | 0 |
| February 2026 | 45 | 43 | 88.4% | 2 |
| March 2026 | 58 | 56 | 91.1% | 2 |
| April 2026 | 59 | 58 | 93.1% | 1 |
| May 2026 | 49 | 49 | 93.9% | 0 |
| June 2026 | 60 | 60 | 88.3% | 0 |
| July 2026 | 62 | 62 | 93.6% | 0 |