UA2039
UA2039 (United Airlines) is a multi-stop service on 13 routes, busiest Las Vegas to Los Angeles. Of 1,144 departures recorded from October 2024 to July 2026, 90.0% left on time, according to the US BTS.
- On-time departures90.0%of 1,144 flights
- Average delay4.1 min
- July 202654▼ 11.5%vs July 2025
- Cancelled0.1%
- Legs flown under this number13
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 | 59 | 33 | ▼ 44.1% |
| February | 54 | 26 | ▼ 51.9% |
| March | 62 | 55 | ▼ 11.3% |
| April | 60 | 59 | ▼ 1.7% |
| May | 62 | 38 | ▼ 38.7% |
| June | 60 | 44 | ▼ 26.7% |
| July | 61 | 54 | ▼ 11.5% |
| August | 80 | – | – |
| September | 37 | – | – |
| October | 56 | – | in progress |
| November | 30 | – | – |
| December | 59 | – | – |
| Year to date (Jan–Jul) | 418 | 309 | ▼ 26.1% |
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 | 88.1% | 87.9% | ▼ 0.3% |
| February | 81.5% | 92.3% | ▲ 13.3% |
| March | 75.8% | 96.3% | ▲ 27.0% |
| April | 90.0% | 94.9% | ▲ 5.5% |
| May | 93.6% | 100.0% | ▲ 6.9% |
| June | 86.7% | 93.2% | ▲ 7.5% |
| July | 73.8% | 96.3% | ▲ 30.5% |
| August | 83.8% | – | – |
| September | 97.3% | – | – |
| October | 92.9% | – | in progress |
| November | 100.0% | – | – |
| December | 93.2% | – | – |
| Year-to-date average (Jan–Jul) | 84.2% | 94.4% | ▲ 12.1% |
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 | 0 | – | – |
| 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 99.9% 1,143
- Cancelled 0.1% 1
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 |
|---|---|---|---|---|
| LAS LAX Harry Reid International Airport – Los Angeles International Airport | 380 | -4.6 min | 96.8% | 310 |
| LAX ORD Los Angeles International Airport – Chicago O'Hare International Airport | 2,802 | 0.3 min | 94.8% | 305 |
| ORD MCO Chicago O'Hare International Airport – Orlando International Airport | 1,620 | 18.5 min | 74.0% | 242 |
| LAX PIT Los Angeles International Airport – Pittsburgh International Airport | 3,430 | 4.4 min | 93.1% | 72 |
| LAX BZN Los Angeles International Airport – Bozeman Yellowstone International Airport | 1,453 | -1.2 min | 94.6% | 56 |
| LAX BWI Los Angeles International Airport – Baltimore/Washington International Thurgood Marshall Airport | 3,740 | 2.8 min | 91.1% | 45 |
| ORD CLT Chicago O'Hare International Airport – Charlotte Douglas International Airport | 965 | 6.2 min | 86.1% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 36 | 36 | 97.2% | 0 |
| November 2024 | 58 | 58 | 91.4% | 0 |
| December 2024 | 61 | 61 | 93.4% | 0 |
| January 2025 | 59 | 59 | 88.1% | 0 |
| February 2025 | 54 | 54 | 81.5% | 0 |
| March 2025 | 62 | 62 | 75.8% | 0 |
| April 2025 | 60 | 60 | 90.0% | 0 |
| May 2025 | 62 | 62 | 93.6% | 0 |
| June 2025 | 60 | 60 | 86.7% | 0 |
| July 2025 | 61 | 61 | 73.8% | 0 |
| August 2025 | 80 | 80 | 83.8% | 0 |
| September 2025 | 37 | 37 | 97.3% | 0 |
| October 2025 | 56 | 56 | 92.9% | 0 |
| November 2025 | 30 | 30 | 100.0% | 0 |
| December 2025 | 59 | 59 | 93.2% | 0 |
| January 2026 | 33 | 33 | 87.9% | 0 |
| February 2026 | 26 | 26 | 92.3% | 0 |
| March 2026 | 55 | 54 | 96.3% | 1 |
| April 2026 | 59 | 59 | 94.9% | 0 |
| May 2026 | 38 | 38 | 100.0% | 0 |
| June 2026 | 44 | 44 | 93.2% | 0 |
| July 2026 | 54 | 54 | 96.3% | 0 |