WN4371
WN4371 (Southwest Airlines) is a multi-stop service on 16 routes, busiest Sacramento to Orlando. Of 497 departures recorded from October 2024 to July 2026, 70.0% left on time, according to the US BTS.
- On-time departures70.0%of 497 flights
- Average delay17.1 min
- July 202627▼ 12.9%vs July 2025
- Cancelled0.6%
- Legs flown under this number16
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 | 7 | 31 | ▲ 342.9% |
| February | 16 | 28 | ▲ 75.0% |
| March | 24 | 4 | ▼ 83.3% |
| April | 21 | 21 | 0.0% |
| May | 22 | 25 | ▲ 13.6% |
| June | 28 | 26 | ▼ 7.1% |
| July | 31 | 27 | ▼ 12.9% |
| August | 18 | – | – |
| September | 17 | – | – |
| October | – | – | in progress |
| November | 28 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 149 | 162 | ▲ 8.7% |
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 | 66.7% | 80.7% | ▲ 21.0% |
| February | 100.0% | 71.4% | ▼ 28.6% |
| March | 79.2% | 50.0% | ▼ 36.8% |
| April | 81.0% | 66.7% | ▼ 17.6% |
| May | 36.4% | 72.0% | ▲ 98.0% |
| June | 51.9% | 38.5% | ▼ 25.8% |
| July | 54.8% | 11.1% | ▼ 79.7% |
| August | 77.8% | – | – |
| September | 70.6% | – | – |
| October | – | – | in progress |
| November | 96.4% | – | – |
| December | 93.6% | – | – |
| Year-to-date average (Jan–Jul) | 67.1% | 55.8% | ▼ 16.9% |
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 | 1 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 0 | ▼ 100.0% |
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% 494
- Cancelled 0.6% 3
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
9| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SMF MCO Sacramento International Airport – Orlando International Airport | 3,869 | 2.6 min | 92.2% | 64 |
| STL OMA St. Louis Lambert International Airport – Eppley Airfield | 549 | 32.5 min | 51.7% | 61 |
| TPA MDW Tampa International Airport – Chicago Midway International Airport | 1,607 | 18.6 min | 75.9% | 58 |
| BNA SAT Nashville International Airport – San Antonio International Airport | 1,322 | 35.0 min | 20.0% | 50 |
| SMF SAN Sacramento International Airport – San Diego International Airport | 773 | 13.1 min | 69.1% | 42 |
| DAL PHX Dallas Love Field – Phoenix Sky Harbor International Airport | 1,412 | 36.4 min | 56.4% | 39 |
| DAL BHM Dallas Love Field – Birmingham-Shuttlesworth International Airport | 942 | 19.2 min | 76.5% | 34 |
| BHM BWI Birmingham-Shuttlesworth International Airport – Baltimore/Washington International Thurgood Marshall Airport | 1,096 | 15.9 min | 81.3% | 33 |
| SNA SJC John Wayne Orange County International Airport – Mineta San Jose International Airport | 550 | 5.5 min | 77.4% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 9 | 9 | 77.8% | 0 |
| November 2024 | 45 | 45 | 95.6% | 0 |
| December 2024 | 38 | 37 | 73.0% | 1 |
| January 2025 | 7 | 6 | 66.7% | 1 |
| February 2025 | 16 | 16 | 100.0% | 0 |
| March 2025 | 24 | 24 | 79.2% | 0 |
| April 2025 | 21 | 21 | 81.0% | 0 |
| May 2025 | 22 | 22 | 36.4% | 0 |
| June 2025 | 28 | 27 | 51.9% | 1 |
| July 2025 | 31 | 31 | 54.8% | 0 |
| August 2025 | 18 | 18 | 77.8% | 0 |
| September 2025 | 17 | 17 | 70.6% | 0 |
| November 2025 | 28 | 28 | 96.4% | 0 |
| December 2025 | 31 | 31 | 93.6% | 0 |
| January 2026 | 31 | 31 | 80.7% | 0 |
| February 2026 | 28 | 28 | 71.4% | 0 |
| March 2026 | 4 | 4 | 50.0% | 0 |
| April 2026 | 21 | 21 | 66.7% | 0 |
| May 2026 | 25 | 25 | 72.0% | 0 |
| June 2026 | 26 | 26 | 38.5% | 0 |
| July 2026 | 27 | 27 | 11.1% | 0 |