WN2729
WN2729 (Southwest Airlines) is a multi-stop service on 40 routes, busiest Chicago to Dallas. Of 746 departures recorded from October 2024 to July 2026, 74.4% left on time, according to the US BTS.
- On-time departures74.4%of 746 flights
- Average delay15.8 min
- July 202619▼ 75.6%vs July 2025
- Cancelled0.5%
- Legs flown under this number40
according to the US BTS · Oct 14, 2024 → Jul 29, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 26 | 13 | ▼ 50.0% |
| February | 21 | 22 | ▲ 4.8% |
| March | 54 | 10 | ▼ 81.5% |
| April | 44 | 5 | ▼ 88.6% |
| May | 39 | 5 | ▼ 87.2% |
| June | 74 | 19 | ▼ 74.3% |
| July | 78 | 19 | ▼ 75.6% |
| August | 55 | – | – |
| September | 56 | – | – |
| October | 47 | – | in progress |
| November | 32 | – | – |
| December | 32 | – | – |
| Year to date (Jan–Jul) | 336 | 93 | ▼ 72.3% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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% | 69.2% | ▼ 13.5% |
| February | 90.5% | 72.7% | ▼ 19.6% |
| March | 79.6% | 70.0% | ▼ 12.1% |
| April | 95.5% | 60.0% | ▼ 37.1% |
| May | 97.4% | 80.0% | ▼ 17.9% |
| June | 58.9% | 52.6% | ▼ 10.6% |
| July | 56.4% | 63.2% | ▲ 12.0% |
| August | 70.9% | – | – |
| September | 83.9% | – | – |
| October | 76.6% | – | in progress |
| November | 66.7% | – | – |
| December | 71.9% | – | – |
| Year-to-date average (Jan–Jul) | 79.8% | 66.8% | ▼ 16.2% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Partial coverage: domestic flights only · 22 of 22 periods have data
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 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 | 1 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 0 | ▼ 100.0% |
according to the US BTS · October 2024 → July 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
This number flies several legs
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 99.5% 742
- Cancelled 0.5% 4
Share of all recorded flights in the period, all legs. · Oct 14, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
88 of 8
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| MDW DAL Chicago Midway International Airport – Dallas Love Field | 1,277 | 17.4 min | 75.0% | 81 |
| BUF MCO Buffalo Niagara International Airport – Orlando International Airport | 1,630 | -2.3 min | 98.3% | 58 |
| LAS PHX Harry Reid International Airport – Phoenix Sky Harbor International Airport | 411 | 40.0 min | 55.1% | 50 |
| OAK SAN Oakland San Francisco Bay Airport – San Diego International Airport | 718 | 14.5 min | 69.1% | 44 |
| DEN SMF Denver International Airport – Sacramento International Airport | 1,460 | 2.2 min | 88.1% | 42 |
| BWI BUF Baltimore/Washington International Thurgood Marshall Airport – Buffalo Niagara International Airport | 453 | 5.4 min | 94.1% | 34 |
| PHX SNA Phoenix Sky Harbor International Airport – John Wayne Orange County International Airport | 544 | 10.5 min | 72.7% | 33 |
| BWI DEN Baltimore/Washington International Thurgood Marshall Airport – Denver International Airport | 2,394 | 1.5 min | 90.6% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 34 | 34 | 94.1% | 0 |
| November 2024 | 31 | 31 | 80.7% | 0 |
| December 2024 | 30 | 30 | 66.7% | 0 |
| January 2025 | 26 | 25 | 80.0% | 1 |
| February 2025 | 21 | 21 | 90.5% | 0 |
| March 2025 | 54 | 54 | 79.6% | 0 |
| April 2025 | 44 | 44 | 95.5% | 0 |
| May 2025 | 39 | 39 | 97.4% | 0 |
| June 2025 | 74 | 73 | 58.9% | 1 |
| July 2025 | 78 | 78 | 56.4% | 0 |
| August 2025 | 55 | 55 | 70.9% | 0 |
| September 2025 | 56 | 56 | 83.9% | 0 |
| October 2025 | 47 | 47 | 76.6% | 0 |
| November 2025 | 32 | 30 | 66.7% | 2 |
| December 2025 | 32 | 32 | 71.9% | 0 |
| January 2026 | 13 | 13 | 69.2% | 0 |
| February 2026 | 22 | 22 | 72.7% | 0 |
| March 2026 | 10 | 10 | 70.0% | 0 |
| April 2026 | 5 | 5 | 60.0% | 0 |
| May 2026 | 5 | 5 | 80.0% | 0 |
| June 2026 | 19 | 19 | 52.6% | 0 |
| July 2026 | 19 | 19 | 63.2% | 0 |