WN3755
WN3755 (Southwest Airlines) is a multi-stop service on 21 routes, busiest Dallas to Las Vegas. Of 373 departures recorded from October 2024 to July 2026, 78.9% left on time, according to the US BTS.
- On-time departures78.9%of 373 flights
- Average delay10.7 min
- July 202616▼ 11.1%vs July 2025
- Cancelled1.1%
- Legs flown under this number21
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 18 | – | – |
| February | 19 | 7 | ▼ 63.2% |
| March | 12 | 23 | ▲ 91.7% |
| April | 31 | 35 | ▲ 12.9% |
| May | 40 | 36 | ▼ 10.0% |
| June | 19 | 19 | 0.0% |
| July | 18 | 16 | ▼ 11.1% |
| August | 24 | – | – |
| September | 26 | – | – |
| October | 1 | – | in progress |
| November | – | – | – |
| December | – | – | – |
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 periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 94.4% | – | – |
| February | 68.4% | 71.4% | ▲ 4.4% |
| March | 75.0% | 65.0% | ▼ 13.3% |
| April | 74.2% | 97.1% | ▲ 30.9% |
| May | 82.5% | 86.1% | ▲ 4.4% |
| June | 57.9% | 72.2% | ▲ 24.8% |
| July | 44.4% | 56.3% | ▲ 26.6% |
| August | 87.5% | – | – |
| September | 92.3% | – | – |
| October | 100.0% | – | in progress |
| November | – | – | – |
| December | – | – | – |
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 periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | – | – |
| February | 0 | 0 | – |
| March | 0 | 3 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | – | – | – |
| December | – | – | – |
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 98.9% 369
- Cancelled 1.1% 4
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DAL LAS Dallas Love Field – Harry Reid International Airport | 1,714 | 1.9 min | 91.8% | 49 |
| MDW DCA Chicago Midway International Airport – Ronald Reagan Washington National Airport | 964 | 1.4 min | 91.7% | 48 |
| GEG OAK Spokane International Airport – Oakland San Francisco Bay Airport | 1,165 | 8.0 min | 83.3% | 42 |
| DEN MCO Denver International Airport – Orlando International Airport | 2,486 | 31.6 min | 44.1% | 34 |
| OAK SNA Oakland San Francisco Bay Airport – John Wayne Orange County International Airport | 597 | 6.4 min | 75.0% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 4 | 4 | 100.0% | 0 |
| December 2024 | 5 | 5 | 60.0% | 0 |
| January 2025 | 18 | 18 | 94.4% | 0 |
| February 2025 | 19 | 19 | 68.4% | 0 |
| March 2025 | 12 | 12 | 75.0% | 0 |
| April 2025 | 31 | 31 | 74.2% | 0 |
| May 2025 | 40 | 40 | 82.5% | 0 |
| June 2025 | 19 | 19 | 57.9% | 0 |
| July 2025 | 18 | 18 | 44.4% | 0 |
| August 2025 | 24 | 24 | 87.5% | 0 |
| September 2025 | 26 | 26 | 92.3% | 0 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| February 2026 | 7 | 7 | 71.4% | 0 |
| March 2026 | 23 | 20 | 65.0% | 3 |
| April 2026 | 35 | 35 | 97.1% | 0 |
| May 2026 | 36 | 36 | 86.1% | 0 |
| June 2026 | 19 | 18 | 72.2% | 1 |
| July 2026 | 16 | 16 | 56.3% | 0 |