WN4627
WN4627 (Southwest Airlines) is a multi-stop service on 12 routes, busiest Pittsburgh to Tampa. Of 340 departures recorded from October 2024 to July 2026, 81.7% left on time, according to the US BTS.
- On-time departures81.7%of 340 flights
- Average delay8.7 min
- July 202631▲ 0.0%vs July 2025
- Cancelled0.3%
- Legs flown under this number12
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 44 | – |
| February | 2 | 46 | ▲ 2,200.0% |
| March | 1 | 34 | ▲ 3,300.0% |
| April | 3 | 6 | ▲ 100.0% |
| May | 4 | – | – |
| June | 27 | 27 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 4 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 28 | – | – |
| December | 31 | – | – |
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 periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 68.2% | – |
| February | 50.0% | 67.4% | ▲ 34.8% |
| March | 100.0% | 76.5% | ▼ 23.5% |
| April | 100.0% | 100.0% | 0.0% |
| May | 25.0% | – | – |
| June | 88.9% | 88.9% | 0.0% |
| July | 93.6% | 93.6% | 0.0% |
| August | 75.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 96.3% | – | – |
| December | 80.7% | – | – |
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 periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | – | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | – | – | 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% 339
- Cancelled 0.3% 1
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
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PIT TPA Pittsburgh International Airport – Tampa International Airport | 1,408 | 5.8 min | 91.8% | 61 |
| BWI FLL Baltimore/Washington International Thurgood Marshall Airport – Fort Lauderdale Hollywood International Airport | 1,493 | 2.3 min | 91.4% | 58 |
| MSY DAL Louis Armstrong New Orleans International Airport – Dallas Love Field | 700 | -3.9 min | 100.0% | 46 |
| CLT DAL Charlotte Douglas International Airport – Dallas Love Field | 1,487 | 15.0 min | 64.1% | 39 |
| SAN PDX San Diego International Airport – Portland International Airport | 1,503 | 7.3 min | 84.9% | 33 |
| MDW CLT Chicago Midway International Airport – Charlotte Douglas International Airport | 940 | 6.0 min | 80.7% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 84.2% | 0 |
| November 2024 | 2 | 2 | 100.0% | 0 |
| February 2025 | 2 | 2 | 50.0% | 0 |
| March 2025 | 1 | 1 | 100.0% | 0 |
| April 2025 | 3 | 3 | 100.0% | 0 |
| May 2025 | 4 | 4 | 25.0% | 0 |
| June 2025 | 27 | 27 | 88.9% | 0 |
| July 2025 | 31 | 31 | 93.6% | 0 |
| August 2025 | 4 | 4 | 75.0% | 0 |
| November 2025 | 28 | 27 | 96.3% | 1 |
| December 2025 | 31 | 31 | 80.7% | 0 |
| January 2026 | 44 | 44 | 68.2% | 0 |
| February 2026 | 46 | 46 | 67.4% | 0 |
| March 2026 | 34 | 34 | 76.5% | 0 |
| April 2026 | 6 | 6 | 100.0% | 0 |
| June 2026 | 27 | 27 | 88.9% | 0 |
| July 2026 | 31 | 31 | 93.6% | 0 |