WN2491
WN2491 (Southwest Airlines) is a multi-stop service on 33 routes, busiest Houston to Washington. Of 591 departures recorded from October 2024 to July 2026, 67.8% left on time, according to the US BTS.
- On-time departures67.8%of 591 flights
- Average delay17.7 min
- July 202657▲ 159.1%vs July 2025
- Cancelled0.7%
- Legs flown under this number33
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 | 11 | ▼ 50.0% |
| February | 26 | 14 | ▼ 46.2% |
| March | 55 | 36 | ▼ 34.5% |
| April | 36 | 20 | ▼ 44.4% |
| May | 31 | 18 | ▼ 41.9% |
| June | 24 | 51 | ▲ 112.5% |
| July | 22 | 57 | ▲ 159.1% |
| August | 4 | – | – |
| September | – | – | – |
| October | 30 | – | in progress |
| November | 61 | – | – |
| December | 59 | – | – |
| Year to date (Jan–Jul) | 216 | 207 | ▼ 4.2% |
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 | 85.7% | 72.7% | ▼ 15.1% |
| February | 65.4% | 57.1% | ▼ 12.6% |
| March | 54.6% | 69.4% | ▲ 27.3% |
| April | 52.8% | 40.0% | ▼ 24.2% |
| May | 54.8% | 5.6% | ▼ 89.9% |
| June | 79.2% | 80.4% | ▲ 1.5% |
| July | 63.6% | 79.6% | ▲ 25.1% |
| August | 75.0% | – | – |
| September | – | – | – |
| October | 40.0% | – | in progress |
| November | 88.5% | – | – |
| December | 83.1% | – | – |
| Year-to-date average (Jan–Jul) | 65.2% | 57.8% | ▼ 11.2% |
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 | 0 | 0 | – |
| July | 0 | 3 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 3 | ▲ 200.0% |
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 99.3% 587
- Cancelled 0.7% 4
Share of all recorded flights in the period, all legs. · Oct 12, 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 |
|---|---|---|---|---|
| HOU DCA William P. Hobby Airport – Ronald Reagan Washington National Airport | 1,959 | 25.2 min | 62.1% | 58 |
| MCI DAL Kansas City International Airport – Dallas Love Field | 743 | 8.9 min | 75.0% | 57 |
| LGB PHX Long Beach International Airport – Phoenix Sky Harbor International Airport | 570 | -2.2 min | 98.0% | 50 |
| BWI CVG Baltimore/Washington International Thurgood Marshall Airport – Cincinnati Northern Kentucky International Airport | 690 | 6.4 min | 82.6% | 46 |
| PHX SAN Phoenix Sky Harbor International Airport – San Diego International Airport | 489 | 25.6 min | 60.6% | 33 |
| DEN IAD Denver International Airport – Washington Dulles International Airport | 2,332 | 32.5 min | 41.9% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 9 | 9 | 88.9% | 0 |
| November 2024 | 3 | 3 | 100.0% | 0 |
| December 2024 | 2 | 2 | 50.0% | 0 |
| January 2025 | 22 | 21 | 85.7% | 1 |
| February 2025 | 26 | 26 | 65.4% | 0 |
| March 2025 | 55 | 55 | 54.6% | 0 |
| April 2025 | 36 | 36 | 52.8% | 0 |
| May 2025 | 31 | 31 | 54.8% | 0 |
| June 2025 | 24 | 24 | 79.2% | 0 |
| July 2025 | 22 | 22 | 63.6% | 0 |
| August 2025 | 4 | 4 | 75.0% | 0 |
| October 2025 | 30 | 30 | 40.0% | 0 |
| November 2025 | 61 | 61 | 88.5% | 0 |
| December 2025 | 59 | 59 | 83.1% | 0 |
| January 2026 | 11 | 11 | 72.7% | 0 |
| February 2026 | 14 | 14 | 57.1% | 0 |
| March 2026 | 36 | 36 | 69.4% | 0 |
| April 2026 | 20 | 20 | 40.0% | 0 |
| May 2026 | 18 | 18 | 5.6% | 0 |
| June 2026 | 51 | 51 | 80.4% | 0 |
| July 2026 | 57 | 54 | 79.6% | 3 |