WN344
WN344 (Southwest Airlines) is a multi-stop service on 31 routes, busiest Baltimore to Austin. Of 592 departures recorded from October 2024 to July 2026, 79.6% left on time, according to the US BTS.
- On-time departures79.6%of 592 flights
- Average delay11.5 min
- July 202644▲ 144.4%vs July 2025
- Cancelled0.5%
- Legs flown under this number31
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 | 30 | 27 | ▼ 10.0% |
| February | 33 | 27 | ▼ 18.2% |
| March | 31 | 31 | 0.0% |
| April | 21 | 30 | ▲ 42.9% |
| May | 17 | 31 | ▲ 82.4% |
| June | 17 | 42 | ▲ 147.1% |
| July | 18 | 44 | ▲ 144.4% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 18 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 167 | 232 | ▲ 38.9% |
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 | 80.0% | 57.7% | ▼ 27.9% |
| February | 75.0% | 77.8% | ▲ 3.7% |
| March | 83.9% | 96.8% | ▲ 15.4% |
| April | 95.2% | 93.3% | ▼ 2.0% |
| May | 88.2% | 67.7% | ▼ 23.2% |
| June | 82.4% | 83.3% | ▲ 1.2% |
| July | 88.9% | 79.1% | ▼ 11.0% |
| August | 80.7% | – | – |
| September | 76.7% | – | – |
| October | 72.2% | – | in progress |
| November | 79.3% | – | – |
| December | 48.4% | – | – |
| Year-to-date average (Jan–Jul) | 84.8% | 79.4% | ▼ 6.4% |
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 | 0 | 1 | – |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | 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) | 1 | 2 | ▲ 100.0% |
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 99.5% 589
- Cancelled 0.5% 3
Share of all recorded flights in the period, all legs. · Oct 13, 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 |
|---|---|---|---|---|
| BWI AUS Baltimore/Washington International Thurgood Marshall Airport – Austin Bergstrom International Airport | 2,156 | 26.6 min | 60.3% | 63 |
| LAS SEA Harry Reid International Airport – Seattle–Tacoma International Airport | 1,395 | 6.8 min | 86.7% | 61 |
| BNA ORD Nashville International Airport – Chicago O'Hare International Airport | 660 | 11.3 min | 75.9% | 58 |
| DEN SLC Denver International Airport – Salt Lake City International Airport | 628 | 13.1 min | 73.8% | 42 |
| BNA SRQ Nashville International Airport – Sarasota Bradenton International Airport | 1,046 | 7.0 min | 78.1% | 42 |
| LAS OKC Harry Reid International Airport – OKC Will Rogers World Airport | 1,584 | 6.1 min | 87.9% | 33 |
| HOU STL William P. Hobby Airport – St. Louis Lambert International Airport | 1,108 | 1.4 min | 100.0% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 11 | 11 | 63.6% | 0 |
| November 2024 | 16 | 16 | 100.0% | 0 |
| December 2024 | 27 | 27 | 88.9% | 0 |
| January 2025 | 30 | 30 | 80.0% | 0 |
| February 2025 | 33 | 32 | 75.0% | 1 |
| March 2025 | 31 | 31 | 83.9% | 0 |
| April 2025 | 21 | 21 | 95.2% | 0 |
| May 2025 | 17 | 17 | 88.2% | 0 |
| June 2025 | 17 | 17 | 82.4% | 0 |
| July 2025 | 18 | 18 | 88.9% | 0 |
| August 2025 | 31 | 31 | 80.7% | 0 |
| September 2025 | 30 | 30 | 76.7% | 0 |
| October 2025 | 18 | 18 | 72.2% | 0 |
| November 2025 | 29 | 29 | 79.3% | 0 |
| December 2025 | 31 | 31 | 48.4% | 0 |
| January 2026 | 27 | 26 | 57.7% | 1 |
| February 2026 | 27 | 27 | 77.8% | 0 |
| March 2026 | 31 | 31 | 96.8% | 0 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 31 | 31 | 67.7% | 0 |
| June 2026 | 42 | 42 | 83.3% | 0 |
| July 2026 | 44 | 43 | 79.1% | 1 |