WN2746
WN2746 (Southwest Airlines) is a multi-stop service on 24 routes, busiest St Louis to Boston. Of 537 departures recorded from October 2024 to July 2026, 68.5% left on time, according to the US BTS.
- On-time departures68.5%of 537 flights
- Average delay16.8 min
- July 202630▼ 3.2%vs July 2025
- Cancelled1.9%
- Legs flown under this number24
according to the US BTS · Oct 12, 2024 → Jul 31, 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 | 11 | 4 | ▼ 63.6% |
| February | 6 | 3 | ▼ 50.0% |
| March | 45 | 14 | ▼ 68.9% |
| April | 38 | 27 | ▼ 28.9% |
| May | 36 | 31 | ▼ 13.9% |
| June | 30 | 30 | 0.0% |
| July | 31 | 30 | ▼ 3.2% |
| August | 33 | – | – |
| September | 34 | – | – |
| October | 31 | – | in progress |
| November | 15 | – | – |
| December | 25 | – | – |
| Year to date (Jan–Jul) | 197 | 139 | ▼ 29.4% |
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 | 72.7% | 100.0% | ▲ 37.5% |
| February | 83.3% | 66.7% | ▼ 20.0% |
| March | 88.9% | 57.1% | ▼ 35.7% |
| April | 86.1% | 61.5% | ▼ 28.5% |
| May | 77.8% | 45.2% | ▼ 41.9% |
| June | 56.7% | 34.5% | ▼ 39.2% |
| July | 50.0% | 7.4% | ▼ 85.2% |
| August | 87.9% | – | – |
| September | 94.1% | – | – |
| October | 77.4% | – | in progress |
| November | 85.7% | – | – |
| December | 80.0% | – | – |
| Year-to-date average (Jan–Jul) | 73.6% | 53.2% | ▼ 27.8% |
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 | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 2 | 1 | ▼ 50.0% |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 1 | 3 | ▲ 200.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 3 | 5 | ▲ 66.7% |
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 98.1% 527
- Cancelled 1.9% 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
88 of 8
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| STL BOS St. Louis Lambert International Airport – Boston Logan International Airport | 1,680 | 25.0 min | 56.7% | 61 |
| BWI PVD Baltimore/Washington International Thurgood Marshall Airport – Rhode Island T. F. Green International Airport | 526 | 29.4 min | 52.6% | 58 |
| PHX ABQ Phoenix Sky Harbor International Airport – Albuquerque International Sunport | 527 | 0.6 min | 91.2% | 57 |
| MDW BWI Chicago Midway International Airport – Baltimore/Washington International Thurgood Marshall Airport | 981 | 47.0 min | 18.9% | 57 |
| PHX HOU Phoenix Sky Harbor International Airport – William P. Hobby Airport | 1,638 | 11.5 min | 82.0% | 50 |
| LAX SFO Los Angeles International Airport – San Francisco International Airport | 543 | 13.8 min | 75.7% | 37 |
| MDW DCA Chicago Midway International Airport – Ronald Reagan Washington National Airport | 964 | 10.5 min | 84.4% | 33 |
| DEN STL Denver International Airport – St. Louis Lambert International Airport | 1,236 | 11.8 min | 74.2% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 76.5% | 0 |
| November 2024 | 18 | 18 | 72.2% | 0 |
| December 2024 | 28 | 27 | 66.7% | 1 |
| January 2025 | 11 | 11 | 72.7% | 0 |
| February 2025 | 6 | 6 | 83.3% | 0 |
| March 2025 | 45 | 45 | 88.9% | 0 |
| April 2025 | 38 | 36 | 86.1% | 2 |
| May 2025 | 36 | 36 | 77.8% | 0 |
| June 2025 | 30 | 30 | 56.7% | 0 |
| July 2025 | 31 | 30 | 50.0% | 1 |
| August 2025 | 33 | 33 | 87.9% | 0 |
| September 2025 | 34 | 34 | 94.1% | 0 |
| October 2025 | 31 | 31 | 77.4% | 0 |
| November 2025 | 15 | 14 | 85.7% | 1 |
| December 2025 | 25 | 25 | 80.0% | 0 |
| January 2026 | 4 | 4 | 100.0% | 0 |
| February 2026 | 3 | 3 | 66.7% | 0 |
| March 2026 | 14 | 14 | 57.1% | 0 |
| April 2026 | 27 | 26 | 61.5% | 1 |
| May 2026 | 31 | 31 | 45.2% | 0 |
| June 2026 | 30 | 29 | 34.5% | 1 |
| July 2026 | 30 | 27 | 7.4% | 3 |