WN2991
WN2991 (Southwest Airlines) is a multi-stop service on 23 routes, busiest St Louis to Phoenix. Of 601 departures recorded from October 2024 to July 2026, 86.6% left on time, according to the US BTS.
- On-time departures86.6%of 601 flights
- Average delay5.1 min
- July 202631▲ 0.0%vs July 2025
- Cancelled0.7%
- Legs flown under this number23
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 31 | 23 | ▼ 25.8% |
| February | 36 | 27 | ▼ 25.0% |
| March | 32 | 32 | 0.0% |
| April | 30 | 10 | ▼ 66.7% |
| May | 30 | 5 | ▼ 83.3% |
| June | 30 | 27 | ▼ 10.0% |
| July | 31 | 31 | 0.0% |
| August | 42 | – | – |
| September | 43 | – | – |
| October | 39 | – | in progress |
| November | 15 | – | – |
| December | 16 | – | – |
| Year to date (Jan–Jul) | 220 | 155 | ▼ 29.5% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 83.3% | 95.5% | ▲ 14.5% |
| February | 94.4% | 88.9% | ▼ 5.9% |
| March | 87.5% | 56.3% | ▼ 35.7% |
| April | 96.6% | 30.0% | ▼ 68.9% |
| May | 83.3% | 60.0% | ▼ 28.0% |
| June | 93.3% | 92.6% | ▼ 0.8% |
| July | 87.1% | 93.6% | ▲ 7.4% |
| August | 85.7% | – | – |
| September | 92.9% | – | – |
| October | 94.9% | – | in progress |
| November | 80.0% | – | – |
| December | 50.0% | – | – |
| Year-to-date average (Jan–Jul) | 89.4% | 73.8% | ▼ 17.4% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 1 | 0.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 1 | ▼ 50.0% |
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% 597
- 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
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| STL PHX St. Louis Lambert International Airport – Phoenix Sky Harbor International Airport | 2,026 | -0.3 min | 95.4% | 110 |
| HNL ITO Daniel K. Inouye International Airport – Hilo International Airport | 349 | 3.3 min | 90.2% | 61 |
| MSY HOU Louis Armstrong New Orleans International Airport – William P. Hobby Airport | 485 | 5.2 min | 87.9% | 58 |
| MSY DEN Louis Armstrong New Orleans International Airport – Denver International Airport | 1,708 | 3.5 min | 93.1% | 58 |
| AUS HOU Austin Bergstrom International Airport – William P. Hobby Airport | 238 | 4.0 min | 89.5% | 57 |
| OKC MDW OKC Will Rogers World Airport – Chicago Midway International Airport | 1,111 | 0.2 min | 92.3% | 53 |
| MCO DAL Orlando International Airport – Dallas Love Field | 1,564 | 2.8 min | 90.6% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 9 | 9 | 88.9% | 0 |
| November 2024 | 30 | 30 | 96.7% | 0 |
| December 2024 | 32 | 32 | 93.8% | 0 |
| January 2025 | 31 | 30 | 83.3% | 1 |
| February 2025 | 36 | 36 | 94.4% | 0 |
| March 2025 | 32 | 32 | 87.5% | 0 |
| April 2025 | 30 | 29 | 96.6% | 1 |
| May 2025 | 30 | 30 | 83.3% | 0 |
| June 2025 | 30 | 30 | 93.3% | 0 |
| July 2025 | 31 | 31 | 87.1% | 0 |
| August 2025 | 42 | 42 | 85.7% | 0 |
| September 2025 | 43 | 42 | 92.9% | 1 |
| October 2025 | 39 | 39 | 94.9% | 0 |
| November 2025 | 15 | 15 | 80.0% | 0 |
| December 2025 | 16 | 16 | 50.0% | 0 |
| January 2026 | 23 | 22 | 95.5% | 1 |
| February 2026 | 27 | 27 | 88.9% | 0 |
| March 2026 | 32 | 32 | 56.3% | 0 |
| April 2026 | 10 | 10 | 30.0% | 0 |
| May 2026 | 5 | 5 | 60.0% | 0 |
| June 2026 | 27 | 27 | 92.6% | 0 |
| July 2026 | 31 | 31 | 93.6% | 0 |