WN3757
WN3757 (Southwest Airlines) is a multi-stop service on 20 routes, busiest Salt Lake City to Sacramento. Of 441 departures recorded from October 2024 to July 2026, 65.9% left on time, according to the US BTS.
- On-time departures65.9%of 441 flights
- Average delay17.8 min
- July 202627▲ 28.6%vs July 2025
- Cancelled0.9%
- Legs flown under this number20
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 | 19 | 3 | ▼ 84.2% |
| February | 9 | – | – |
| March | 28 | 26 | ▼ 7.1% |
| April | 38 | 35 | ▼ 7.9% |
| May | 38 | 33 | ▼ 13.2% |
| June | 26 | 28 | ▲ 7.7% |
| July | 21 | 27 | ▲ 28.6% |
| August | 23 | – | – |
| September | 22 | – | – |
| October | 23 | – | 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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 94.4% | 0.0% | ▼ 100.0% |
| February | 88.9% | – | – |
| March | 67.9% | 25.0% | ▼ 63.2% |
| April | 75.7% | 62.9% | ▼ 16.9% |
| May | 63.2% | 90.9% | ▲ 43.9% |
| June | 57.7% | 46.4% | ▼ 19.5% |
| July | 38.1% | 59.3% | ▲ 55.5% |
| August | 82.6% | – | – |
| September | 86.4% | – | – |
| October | 69.6% | – | in progress |
| November | 83.3% | – | – |
| 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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 0 | – | – |
| March | 0 | 2 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 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 99.1% 437
- Cancelled 0.9% 4
Share of all recorded flights in the period, all legs. · Oct 14, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SLC SMF Salt Lake City International Airport – Sacramento International Airport | 854 | 29.6 min | 48.0% | 50 |
| PHX BUR Phoenix Sky Harbor International Airport – Hollywood Burbank/Bob Hope Airport | 593 | 8.5 min | 79.6% | 49 |
| MDW RSW Chicago Midway International Airport – Southwest Florida International Airport | 1,782 | 6.8 min | 90.5% | 42 |
| HOU HRL William P. Hobby Airport – Valley International Airport | 446 | 15.2 min | 66.7% | 42 |
| OAK DAL Oakland San Francisco Bay Airport – Dallas Love Field | 2,358 | 54.6 min | 25.0% | 36 |
| MSP MDW Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field – Chicago Midway International Airport | 560 | 14.0 min | 65.6% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 14 | 14 | 57.1% | 0 |
| November 2024 | 3 | 3 | 100.0% | 0 |
| December 2024 | 8 | 8 | 75.0% | 0 |
| January 2025 | 19 | 18 | 94.4% | 1 |
| February 2025 | 9 | 9 | 88.9% | 0 |
| March 2025 | 28 | 28 | 67.9% | 0 |
| April 2025 | 38 | 37 | 75.7% | 1 |
| May 2025 | 38 | 38 | 63.2% | 0 |
| June 2025 | 26 | 26 | 57.7% | 0 |
| July 2025 | 21 | 21 | 38.1% | 0 |
| August 2025 | 23 | 23 | 82.6% | 0 |
| September 2025 | 22 | 22 | 86.4% | 0 |
| October 2025 | 23 | 23 | 69.6% | 0 |
| November 2025 | 6 | 6 | 83.3% | 0 |
| December 2025 | 11 | 11 | 54.6% | 0 |
| January 2026 | 3 | 3 | 0.0% | 0 |
| March 2026 | 26 | 24 | 25.0% | 2 |
| April 2026 | 35 | 35 | 62.9% | 0 |
| May 2026 | 33 | 33 | 90.9% | 0 |
| June 2026 | 28 | 28 | 46.4% | 0 |
| July 2026 | 27 | 27 | 59.3% | 0 |