WN4267
WN4267 (Southwest Airlines) is a multi-stop service on 25 routes, busiest Las Vegas to Dallas. Of 409 departures recorded from October 2024 to July 2026, 69.6% left on time, according to the US BTS.
- On-time departures69.6%of 409 flights
- Average delay17.4 min
- July 202614▲ 75.0%vs July 2025
- Cancelled1.0%
- Legs flown under this number25
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 40 | 4 | ▼ 90.0% |
| February | 28 | 10 | ▼ 64.3% |
| March | 38 | 25 | ▼ 34.2% |
| April | 9 | 6 | ▼ 33.3% |
| May | – | – | – |
| June | 8 | 12 | ▲ 50.0% |
| July | 8 | 14 | ▲ 75.0% |
| August | 21 | – | – |
| September | 22 | – | – |
| October | 30 | – | in progress |
| November | 6 | – | – |
| December | 11 | – | – |
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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 75.0% | 50.0% | ▼ 33.3% |
| February | 85.7% | 80.0% | ▼ 6.7% |
| March | 75.7% | 83.3% | ▲ 10.1% |
| April | 22.2% | 100.0% | ▲ 350.0% |
| May | – | – | – |
| June | 50.0% | 8.3% | ▼ 83.3% |
| July | 71.4% | 50.0% | ▼ 30.0% |
| August | 57.1% | – | – |
| September | 63.6% | – | – |
| October | 86.7% | – | in progress |
| November | 50.0% | – | – |
| December | 54.6% | – | – |
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 periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 1 | 1 | 0.0% |
| April | 0 | 0 | – |
| May | – | – | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | 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 99.0% 405
- Cancelled 1.0% 4
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 |
|---|---|---|---|---|
| LAS DAL Harry Reid International Airport – Dallas Love Field | 1,714 | 10.8 min | 75.8% | 62 |
| PHX SMF Phoenix Sky Harbor International Airport – Sacramento International Airport | 1,040 | 5.1 min | 87.0% | 55 |
| SMF MDW Sacramento International Airport – Chicago Midway International Airport | 2,874 | 20.7 min | 61.9% | 42 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 33 | 33 | 78.8% | 0 |
| November 2024 | 54 | 53 | 71.7% | 1 |
| December 2024 | 30 | 30 | 66.7% | 0 |
| January 2025 | 40 | 40 | 75.0% | 0 |
| February 2025 | 28 | 28 | 85.7% | 0 |
| March 2025 | 38 | 37 | 75.7% | 1 |
| April 2025 | 9 | 9 | 22.2% | 0 |
| June 2025 | 8 | 8 | 50.0% | 0 |
| July 2025 | 8 | 7 | 71.4% | 1 |
| August 2025 | 21 | 21 | 57.1% | 0 |
| September 2025 | 22 | 22 | 63.6% | 0 |
| October 2025 | 30 | 30 | 86.7% | 0 |
| November 2025 | 6 | 6 | 50.0% | 0 |
| December 2025 | 11 | 11 | 54.6% | 0 |
| January 2026 | 4 | 4 | 50.0% | 0 |
| February 2026 | 10 | 10 | 80.0% | 0 |
| March 2026 | 25 | 24 | 83.3% | 1 |
| April 2026 | 6 | 6 | 100.0% | 0 |
| June 2026 | 12 | 12 | 8.3% | 0 |
| July 2026 | 14 | 14 | 50.0% | 0 |