WN33
WN33 (Southwest Airlines) is a multi-stop service on 19 routes, busiest Dallas to Houston. Of 670 departures recorded from October 2024 to July 2026, 73.8% left on time, according to the US BTS.
- On-time departures73.8%of 670 flights
- Average delay14.0 min
- July 20268▼ 87.1%vs July 2025
- Cancelled1.5%
- Legs flown under this number19
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 | 59 | 8 | ▼ 86.4% |
| February | 61 | 36 | ▼ 41.0% |
| March | 46 | 20 | ▼ 56.5% |
| April | 35 | 6 | ▼ 82.9% |
| May | 31 | 4 | ▼ 87.1% |
| June | 55 | – | – |
| July | 62 | 8 | ▼ 87.1% |
| August | 36 | – | – |
| September | 34 | – | – |
| October | 42 | – | in progress |
| November | 28 | – | – |
| December | 12 | – | – |
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 | 80.4% | 100.0% | ▲ 24.4% |
| February | 77.1% | 76.5% | ▼ 0.8% |
| March | 73.9% | 65.0% | ▼ 12.1% |
| April | 75.8% | 83.3% | ▲ 10.0% |
| May | 60.0% | 0.0% | ▼ 100.0% |
| June | 74.6% | – | – |
| July | 66.1% | 100.0% | ▲ 51.2% |
| August | 72.2% | – | – |
| September | 70.6% | – | – |
| October | 78.6% | – | in progress |
| November | 63.0% | – | – |
| December | 83.3% | – | – |
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 | 3 | 0 | ▼ 100.0% |
| February | 0 | 2 | – |
| March | 0 | 0 | – |
| April | 2 | 0 | ▼ 100.0% |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | – | – |
| July | 0 | 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 98.5% 660
- Cancelled 1.5% 10
Share of all recorded flights in the period, all legs. · Oct 14, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DAL HOU Dallas Love Field – William P. Hobby Airport | 386 | 16.0 min | 69.3% | 368 |
| HOU CRP William P. Hobby Airport – Corpus Christi International Airport | 301 | 13.9 min | 72.6% | 137 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 21 | 21 | 81.0% | 0 |
| November 2024 | 40 | 39 | 82.1% | 1 |
| December 2024 | 26 | 26 | 65.4% | 0 |
| January 2025 | 59 | 56 | 80.4% | 3 |
| February 2025 | 61 | 61 | 77.1% | 0 |
| March 2025 | 46 | 46 | 73.9% | 0 |
| April 2025 | 35 | 33 | 75.8% | 2 |
| May 2025 | 31 | 30 | 60.0% | 1 |
| June 2025 | 55 | 55 | 74.6% | 0 |
| July 2025 | 62 | 62 | 66.1% | 0 |
| August 2025 | 36 | 36 | 72.2% | 0 |
| September 2025 | 34 | 34 | 70.6% | 0 |
| October 2025 | 42 | 42 | 78.6% | 0 |
| November 2025 | 28 | 27 | 63.0% | 1 |
| December 2025 | 12 | 12 | 83.3% | 0 |
| January 2026 | 8 | 8 | 100.0% | 0 |
| February 2026 | 36 | 34 | 76.5% | 2 |
| March 2026 | 20 | 20 | 65.0% | 0 |
| April 2026 | 6 | 6 | 83.3% | 0 |
| May 2026 | 4 | 4 | 0.0% | 0 |
| July 2026 | 8 | 8 | 100.0% | 0 |