WN1211
WN1211 (Southwest Airlines) is a multi-stop service on 33 routes, busiest New Orleans to Denver. Of 720 departures recorded from October 2024 to July 2026, 75.1% left on time, according to the US BTS.
- On-time departures75.1%of 720 flights
- Average delay13.3 min
- July 202634▼ 2.9%vs July 2025
- Cancelled1.4%
- Legs flown under this number33
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 | 44 | 31 | ▼ 29.5% |
| February | 37 | 28 | ▼ 24.3% |
| March | 46 | 76 | ▲ 65.2% |
| April | 36 | 36 | 0.0% |
| May | 36 | 26 | ▼ 27.8% |
| June | 34 | 34 | 0.0% |
| July | 35 | 34 | ▼ 2.9% |
| August | 23 | – | – |
| September | 21 | – | – |
| October | 18 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 268 | 265 | ▼ 1.1% |
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 | 95.2% | 89.3% | ▼ 6.2% |
| February | 73.0% | 92.9% | ▲ 27.3% |
| March | 90.5% | 79.0% | ▼ 12.7% |
| April | 86.1% | 77.8% | ▼ 9.7% |
| May | 66.7% | 50.0% | ▼ 25.0% |
| June | 47.1% | 50.0% | ▲ 6.2% |
| July | 60.0% | 33.3% | ▼ 44.5% |
| August | 87.0% | – | – |
| September | 95.2% | – | – |
| October | 88.9% | – | in progress |
| November | 73.3% | – | – |
| December | 67.7% | – | – |
| Year-to-date average (Jan–Jul) | 74.1% | 67.5% | ▼ 8.9% |
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 | 2 | 3 | ▲ 50.0% |
| February | 0 | 0 | – |
| March | 4 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 1 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 6 | 4 | ▼ 33.3% |
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 98.6% 710
- Cancelled 1.4% 10
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 |
|---|---|---|---|---|
| MSY DEN Louis Armstrong New Orleans International Airport – Denver International Airport | 1,708 | 15.4 min | 68.8% | 64 |
| FLL PIT Fort Lauderdale Hollywood International Airport – Pittsburgh International Airport | 1,603 | 24.0 min | 54.1% | 61 |
| DCA TPA Ronald Reagan Washington National Airport – Tampa International Airport | 1,312 | 0.3 min | 94.6% | 58 |
| DEN IND Denver International Airport – Indianapolis International Airport | 1,568 | 50.7 min | 26.5% | 50 |
| BWI MHT Baltimore/Washington International Thurgood Marshall Airport – Manchester-Boston Regional Airport | 606 | 20.4 min | 62.0% | 50 |
| ATL RDU Hartsfield Jackson Atlanta International Airport – Raleigh-Durham International Airport | 572 | 5.6 min | 78.6% | 42 |
| DAL MDW Dallas Love Field – Chicago Midway International Airport | 1,277 | 2.2 min | 97.4% | 39 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 17 | 17 | 88.2% | 0 |
| December 2024 | 27 | 27 | 85.2% | 0 |
| January 2025 | 44 | 42 | 95.2% | 2 |
| February 2025 | 37 | 37 | 73.0% | 0 |
| March 2025 | 46 | 42 | 90.5% | 4 |
| April 2025 | 36 | 36 | 86.1% | 0 |
| May 2025 | 36 | 36 | 66.7% | 0 |
| June 2025 | 34 | 34 | 47.1% | 0 |
| July 2025 | 35 | 35 | 60.0% | 0 |
| August 2025 | 23 | 23 | 87.0% | 0 |
| September 2025 | 21 | 21 | 95.2% | 0 |
| October 2025 | 18 | 18 | 88.9% | 0 |
| November 2025 | 30 | 30 | 73.3% | 0 |
| December 2025 | 31 | 31 | 67.7% | 0 |
| January 2026 | 31 | 28 | 89.3% | 3 |
| February 2026 | 28 | 28 | 92.9% | 0 |
| March 2026 | 76 | 76 | 79.0% | 0 |
| April 2026 | 36 | 36 | 77.8% | 0 |
| May 2026 | 26 | 26 | 50.0% | 0 |
| June 2026 | 34 | 34 | 50.0% | 0 |
| July 2026 | 34 | 33 | 33.3% | 1 |