WN4615
WN4615 (Southwest Airlines) is a multi-stop service on 13 routes, busiest Las Vegas to San Jose. Of 208 departures recorded from October 2024 to July 2026, 65.9% left on time, according to the US BTS.
- On-time departures65.9%of 208 flights
- Average delay21.6 min
- July 202630
- Cancelled0.0%
- Legs flown under this number13
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods13 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 1 | 0.0% |
| February | 8 | 1 | ▼ 87.5% |
| March | 19 | – | – |
| April | 5 | 17 | ▲ 240.0% |
| May | – | 22 | – |
| June | – | 29 | – |
| July | – | 30 | – |
| August | – | – | – |
| September | – | – | – |
| October | 29 | – | in progress |
| November | 4 | – | – |
| December | 3 | – | – |
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 periods13 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 0.0% | 100.0% | – |
| February | 87.5% | 0.0% | ▼ 100.0% |
| March | 79.0% | – | – |
| April | 100.0% | 100.0% | 0.0% |
| May | – | 95.5% | – |
| June | – | 41.4% | – |
| July | – | 33.3% | – |
| August | – | – | – |
| September | – | – | – |
| October | 48.3% | – | in progress |
| November | 75.0% | – | – |
| 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 periods13 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | – | – |
| April | 0 | 0 | – |
| May | – | 0 | – |
| June | – | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| 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 100.0% 208
- Cancelled 0.0% 0
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 SJC Harry Reid International Airport – Mineta San Jose International Airport | 620 | 5.3 min | 86.5% | 52 |
| STL PHX St. Louis Lambert International Airport – Phoenix Sky Harbor International Airport | 2,026 | 45.1 min | 31.7% | 41 |
| TPA MCI Tampa International Airport – Kansas City International Airport | 1,687 | 34.7 min | 50.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 75.0% | 0 |
| November 2024 | 15 | 15 | 86.7% | 0 |
| December 2024 | 4 | 4 | 25.0% | 0 |
| January 2025 | 1 | 1 | 0.0% | 0 |
| February 2025 | 8 | 8 | 87.5% | 0 |
| March 2025 | 19 | 19 | 79.0% | 0 |
| April 2025 | 5 | 5 | 100.0% | 0 |
| October 2025 | 29 | 29 | 48.3% | 0 |
| November 2025 | 4 | 4 | 75.0% | 0 |
| December 2025 | 3 | 3 | 100.0% | 0 |
| January 2026 | 1 | 1 | 100.0% | 0 |
| February 2026 | 1 | 1 | 0.0% | 0 |
| April 2026 | 17 | 17 | 100.0% | 0 |
| May 2026 | 22 | 22 | 95.5% | 0 |
| June 2026 | 29 | 29 | 41.4% | 0 |
| July 2026 | 30 | 30 | 33.3% | 0 |