WN491
WN491 (Southwest Airlines) is a multi-stop service on 34 routes, busiest New Orleans to Austin. Of 590 departures recorded from October 2024 to June 2026, 79.0% left on time, according to the US BTS.
- On-time departures79.0%of 590 flights
- Average delay10.4 min
- June 20261▼ 97.4%vs June 2025
- Cancelled0.7%
- Legs flown under this number34
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 45 | 33 | ▼ 26.7% |
| February | 35 | 28 | ▼ 20.0% |
| March | 33 | 31 | ▼ 6.1% |
| April | 30 | 25 | ▼ 16.7% |
| May | 31 | 27 | ▼ 12.9% |
| June | 38 | 1 | ▼ 97.4% |
| July | 39 | – | – |
| August | 13 | – | – |
| September | 8 | – | – |
| October | 30 | – | in progress |
| November | 31 | – | – |
| December | 40 | – | – |
| Year to date (Jan–Jun) | 212 | 145 | ▼ 31.6% |
according to the US BTS · October 2024 → June 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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 84.4% | 90.6% | ▲ 7.3% |
| February | 85.7% | 96.4% | ▲ 12.5% |
| March | 81.8% | 53.3% | ▼ 34.8% |
| April | 86.7% | 80.0% | ▼ 7.7% |
| May | 76.7% | 88.9% | ▲ 15.9% |
| June | 79.0% | 0.0% | ▼ 100.0% |
| July | 51.3% | – | – |
| August | 69.2% | – | – |
| September | 100.0% | – | – |
| October | 100.0% | – | in progress |
| November | 56.7% | – | – |
| December | 57.5% | – | – |
| Year-to-date average (Jan–Jun) | 82.4% | 68.2% | ▼ 17.2% |
according to the US BTS · October 2024 → June 2026
Average departure delay by month
according to the US BTS · October 2024 → June 2026
Cancelled departures by month
The most recent periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 1 | – |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 0 | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jun) | 1 | 2 | ▲ 100.0% |
according to the US BTS · October 2024 → June 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% 586
- Cancelled 0.7% 4
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jun 1, 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 AUS Louis Armstrong New Orleans International Airport – Austin Bergstrom International Airport | 712 | -3.0 min | 98.3% | 58 |
| AUS MCO Austin Bergstrom International Airport – Orlando International Airport | 1,596 | 19.4 min | 60.0% | 45 |
| MDW GRR Chicago Midway International Airport – Gerald R. Ford International Airport | 220 | 19.8 min | 72.1% | 43 |
| PHX AUS Phoenix Sky Harbor International Airport – Austin Bergstrom International Airport | 1,401 | 5.2 min | 90.2% | 42 |
| DAL TYS Dallas Love Field – McGhee Tyson Airport | 1,225 | 4.4 min | 82.1% | 39 |
| DEN AUS Denver International Airport – Austin Bergstrom International Airport | 1,249 | 10.9 min | 72.7% | 33 |
| BWI ALB Baltimore/Washington International Thurgood Marshall Airport – Albany International Airport | 464 | 26.3 min | 50.0% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 26 | 26 | 96.2% | 0 |
| November 2024 | 18 | 18 | 88.9% | 0 |
| December 2024 | 28 | 28 | 89.3% | 0 |
| January 2025 | 45 | 45 | 84.4% | 0 |
| February 2025 | 35 | 35 | 85.7% | 0 |
| March 2025 | 33 | 33 | 81.8% | 0 |
| April 2025 | 30 | 30 | 86.7% | 0 |
| May 2025 | 31 | 30 | 76.7% | 1 |
| June 2025 | 38 | 38 | 79.0% | 0 |
| July 2025 | 39 | 39 | 51.3% | 0 |
| August 2025 | 13 | 13 | 69.2% | 0 |
| September 2025 | 8 | 8 | 100.0% | 0 |
| October 2025 | 30 | 30 | 100.0% | 0 |
| November 2025 | 31 | 30 | 56.7% | 1 |
| December 2025 | 40 | 40 | 57.5% | 0 |
| January 2026 | 33 | 32 | 90.6% | 1 |
| February 2026 | 28 | 28 | 96.4% | 0 |
| March 2026 | 31 | 30 | 53.3% | 1 |
| April 2026 | 25 | 25 | 80.0% | 0 |
| May 2026 | 27 | 27 | 88.9% | 0 |
| June 2026 | 1 | 1 | 0.0% | 0 |