WN4417
WN4417 (Southwest Airlines) is a multi-stop service on 17 routes, busiest San Diego to Las Vegas. Of 504 departures recorded from October 2024 to July 2026, 81.2% left on time, according to the US BTS.
- On-time departures81.2%of 504 flights
- Average delay8.9 min
- July 202631
- Cancelled0.6%
- Legs flown under this number17
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 22 | 41 | ▲ 86.4% |
| February | 17 | 51 | ▲ 200.0% |
| March | 7 | 7 | 0.0% |
| April | 24 | 24 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 4 | 30 | ▲ 650.0% |
| July | – | 31 | – |
| August | 14 | – | – |
| September | 17 | – | – |
| October | 26 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 95.5% | 73.2% | ▼ 23.3% |
| February | 88.2% | 79.6% | ▼ 9.8% |
| March | 100.0% | 100.0% | 0.0% |
| April | 62.5% | 100.0% | ▲ 60.0% |
| May | 54.8% | 100.0% | ▲ 82.3% |
| June | 75.0% | 96.7% | ▲ 28.9% |
| July | – | 93.6% | – |
| August | 85.7% | – | – |
| September | 100.0% | – | – |
| October | 69.2% | – | in progress |
| November | 60.7% | – | – |
| December | 67.7% | – | – |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 2 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | – | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| 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 99.4% 501
- Cancelled 0.6% 3
Share of all recorded flights in the period, all legs. · Oct 15, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SAN LAS San Diego International Airport – Harry Reid International Airport | 417 | 5.8 min | 89.4% | 66 |
| SRQ MDW Sarasota Bradenton International Airport – Chicago Midway International Airport | 1,669 | 22.0 min | 66.7% | 64 |
| SRQ BWI Sarasota Bradenton International Airport – Baltimore/Washington International Thurgood Marshall Airport | 1,419 | -1.6 min | 100.0% | 58 |
| SFO LAX San Francisco International Airport – Los Angeles International Airport | 543 | 24.0 min | 58.6% | 58 |
| PIT BWI Pittsburgh International Airport – Baltimore/Washington International Thurgood Marshall Airport | 338 | -0.2 min | 94.8% | 58 |
| BWI TPA Baltimore/Washington International Thurgood Marshall Airport – Tampa International Airport | 1,358 | 3.8 min | 83.9% | 58 |
| TPA DEN Tampa International Airport – Denver International Airport | 2,423 | 1.3 min | 93.6% | 31 |
| OAK PSP Oakland San Francisco Bay Airport – Palm Springs International Airport | 673 | 8.1 min | 77.4% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 7 | 7 | 100.0% | 0 |
| November 2024 | 28 | 28 | 82.1% | 0 |
| December 2024 | 32 | 32 | 78.1% | 0 |
| January 2025 | 22 | 22 | 95.5% | 0 |
| February 2025 | 17 | 17 | 88.2% | 0 |
| March 2025 | 7 | 7 | 100.0% | 0 |
| April 2025 | 24 | 24 | 62.5% | 0 |
| May 2025 | 31 | 31 | 54.8% | 0 |
| June 2025 | 4 | 4 | 75.0% | 0 |
| August 2025 | 14 | 14 | 85.7% | 0 |
| September 2025 | 17 | 17 | 100.0% | 0 |
| October 2025 | 26 | 26 | 69.2% | 0 |
| November 2025 | 29 | 28 | 60.7% | 1 |
| December 2025 | 31 | 31 | 67.7% | 0 |
| January 2026 | 41 | 41 | 73.2% | 0 |
| February 2026 | 51 | 49 | 79.6% | 2 |
| March 2026 | 7 | 7 | 100.0% | 0 |
| April 2026 | 24 | 24 | 100.0% | 0 |
| May 2026 | 31 | 31 | 100.0% | 0 |
| June 2026 | 30 | 30 | 96.7% | 0 |
| July 2026 | 31 | 31 | 93.6% | 0 |