WN3984
WN3984 (Southwest Airlines) is a multi-stop service on 23 routes, busiest Raleigh to Baltimore. Of 334 departures recorded from October 2024 to July 2026, 70.6% left on time, according to the US BTS.
- On-time departures70.6%of 334 flights
- Average delay16.6 min
- July 202621▲ 320.0%vs July 2025
- Cancelled0.3%
- Legs flown under this number23
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 24 | ▲ 1,100.0% |
| February | – | 27 | – |
| March | 22 | 31 | ▲ 40.9% |
| April | 9 | 30 | ▲ 233.3% |
| May | 3 | 31 | ▲ 933.3% |
| June | 5 | 22 | ▲ 340.0% |
| July | 5 | 21 | ▲ 320.0% |
| August | 1 | – | – |
| September | – | – | – |
| October | 29 | – | in progress |
| November | 15 | – | – |
| December | 6 | – | – |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 50.0% | 79.2% | ▲ 58.3% |
| February | – | 85.2% | – |
| March | 72.7% | 38.7% | ▼ 46.8% |
| April | 55.6% | 80.0% | ▲ 44.0% |
| May | 66.7% | 93.6% | ▲ 40.3% |
| June | 80.0% | 50.0% | ▼ 37.5% |
| July | 80.0% | 57.1% | ▼ 28.6% |
| August | 100.0% | – | – |
| September | – | – | – |
| October | 79.3% | – | in progress |
| November | 64.3% | – | – |
| December | 83.3% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 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 99.7% 333
- Cancelled 0.3% 1
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| RDU BWI Raleigh-Durham International Airport – Baltimore/Washington International Thurgood Marshall Airport | 411 | 3.2 min | 96.6% | 58 |
| SAN TUS San Diego International Airport – Tucson International Airport | 591 | 10.6 min | 81.1% | 53 |
| MDW PHX Chicago Midway International Airport – Phoenix Sky Harbor International Airport | 2,319 | 36.2 min | 27.3% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 26 | 26 | 61.5% | 0 |
| November 2024 | 19 | 19 | 68.4% | 0 |
| December 2024 | 6 | 6 | 100.0% | 0 |
| January 2025 | 2 | 2 | 50.0% | 0 |
| March 2025 | 22 | 22 | 72.7% | 0 |
| April 2025 | 9 | 9 | 55.6% | 0 |
| May 2025 | 3 | 3 | 66.7% | 0 |
| June 2025 | 5 | 5 | 80.0% | 0 |
| July 2025 | 5 | 5 | 80.0% | 0 |
| August 2025 | 1 | 1 | 100.0% | 0 |
| October 2025 | 29 | 29 | 79.3% | 0 |
| November 2025 | 15 | 14 | 64.3% | 1 |
| December 2025 | 6 | 6 | 83.3% | 0 |
| January 2026 | 24 | 24 | 79.2% | 0 |
| February 2026 | 27 | 27 | 85.2% | 0 |
| March 2026 | 31 | 31 | 38.7% | 0 |
| April 2026 | 30 | 30 | 80.0% | 0 |
| May 2026 | 31 | 31 | 93.6% | 0 |
| June 2026 | 22 | 22 | 50.0% | 0 |
| July 2026 | 21 | 21 | 57.1% | 0 |