WN4827
WN4827 (Southwest Airlines) is a multi-stop service on 10 routes, busiest Las Vegas to Burbank. Of 218 departures recorded from October 2024 to July 2026, 82.7% left on time, according to the US BTS.
- On-time departures82.7%of 218 flights
- Average delay8.6 min
- July 202623▼ 8.0%vs July 2025
- Cancelled1.8%
- Legs flown under this number10
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods14 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 18 | 9 | ▼ 50.0% |
| February | 11 | 16 | ▲ 45.5% |
| March | 25 | 2 | ▼ 92.0% |
| April | 6 | – | – |
| May | – | – | – |
| June | 24 | 19 | ▼ 20.8% |
| July | 25 | 23 | ▼ 8.0% |
| August | 5 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
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 periods14 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 77.8% | ▼ 22.2% |
| February | 100.0% | 56.3% | ▼ 43.8% |
| March | 80.0% | 100.0% | ▲ 25.0% |
| April | 66.7% | – | – |
| May | – | – | – |
| June | 83.3% | 94.7% | ▲ 13.7% |
| July | 58.3% | 87.0% | ▲ 49.1% |
| August | 60.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 100.0% | – | – |
| December | 100.0% | – | – |
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 periods14 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | – | – |
| May | – | – | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | 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 98.2% 214
- Cancelled 1.8% 4
Share of all recorded flights in the period, all legs. · Oct 13, 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 |
|---|---|---|---|---|
| LAS BUR Harry Reid International Airport – Hollywood Burbank/Bob Hope Airport | 359 | -3.4 min | 100.0% | 54 |
| PHX LAS Phoenix Sky Harbor International Airport – Harry Reid International Airport | 411 | 16.8 min | 70.5% | 45 |
| MCI LAX Kansas City International Airport – Los Angeles International Airport | 2,190 | 5.4 min | 90.5% | 42 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 10 | 8 | 87.5% | 2 |
| November 2024 | 17 | 17 | 100.0% | 0 |
| December 2024 | 6 | 6 | 100.0% | 0 |
| January 2025 | 18 | 17 | 100.0% | 1 |
| February 2025 | 11 | 11 | 100.0% | 0 |
| March 2025 | 25 | 25 | 80.0% | 0 |
| April 2025 | 6 | 6 | 66.7% | 0 |
| June 2025 | 24 | 24 | 83.3% | 0 |
| July 2025 | 25 | 24 | 58.3% | 1 |
| August 2025 | 5 | 5 | 60.0% | 0 |
| November 2025 | 1 | 1 | 100.0% | 0 |
| December 2025 | 1 | 1 | 100.0% | 0 |
| January 2026 | 9 | 9 | 77.8% | 0 |
| February 2026 | 16 | 16 | 56.3% | 0 |
| March 2026 | 2 | 2 | 100.0% | 0 |
| June 2026 | 19 | 19 | 94.7% | 0 |
| July 2026 | 23 | 23 | 87.0% | 0 |