WN3542
WN3542 (Southwest Airlines) is a multi-stop service on 25 routes, busiest Pittsburgh to Orlando. Of 569 departures recorded from October 2024 to July 2026, 67.0% left on time, according to the US BTS.
- On-time departures67.0%of 569 flights
- Average delay21.3 min
- July 202637▼ 30.2%vs July 2025
- Cancelled0.4%
- Legs flown under this number25
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 | 31 | 5 | ▼ 83.9% |
| February | 26 | 7 | ▼ 73.1% |
| March | 18 | 28 | ▲ 55.6% |
| April | 16 | 6 | ▼ 62.5% |
| May | 18 | 1 | ▼ 94.4% |
| June | 46 | 35 | ▼ 23.9% |
| July | 53 | 37 | ▼ 30.2% |
| August | 52 | – | – |
| September | 52 | – | – |
| October | 2 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 208 | 119 | ▼ 42.8% |
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 | 93.6% | 60.0% | ▼ 35.9% |
| February | 92.0% | 57.1% | ▼ 37.9% |
| March | 72.2% | 50.0% | ▼ 30.8% |
| April | 37.5% | 50.0% | ▲ 33.3% |
| May | 44.4% | 100.0% | ▲ 125.0% |
| June | 64.4% | 37.1% | ▼ 42.4% |
| July | 64.2% | 43.2% | ▼ 32.6% |
| August | 69.2% | – | – |
| September | 75.0% | – | – |
| October | 100.0% | – | in progress |
| November | 58.6% | – | – |
| December | 74.2% | – | – |
| Year-to-date average (Jan–Jul) | 66.9% | 56.8% | ▼ 15.1% |
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 | 0 | – |
| February | 1 | 0 | ▼ 100.0% |
| 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 | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 0 | ▼ 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 99.6% 567
- Cancelled 0.4% 2
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
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PIT MCO Pittsburgh International Airport – Orlando International Airport | 1,345 | 2.7 min | 91.7% | 110 |
| PHX SLC Phoenix Sky Harbor International Airport – Salt Lake City International Airport | 818 | 23.5 min | 67.8% | 59 |
| SAN SJC San Diego International Airport – Mineta San Jose International Airport | 671 | 35.0 min | 38.0% | 50 |
| SAT DAL San Antonio International Airport – Dallas Love Field | 399 | 9.5 min | 76.2% | 42 |
| LAX TUS Los Angeles International Airport – Tucson International Airport | 725 | 10.1 min | 78.6% | 42 |
| DEN SAT Denver International Airport – San Antonio International Airport | 1,280 | 13.3 min | 67.5% | 40 |
| TUS DEN Tucson International Airport – Denver International Airport | 1,029 | 57.0 min | 39.4% | 34 |
| LAS DEN Harry Reid International Airport – Denver International Airport | 1,009 | 66.3 min | 37.5% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 80.0% | 0 |
| November 2024 | 27 | 27 | 96.3% | 0 |
| December 2024 | 29 | 29 | 86.2% | 0 |
| January 2025 | 31 | 31 | 93.6% | 0 |
| February 2025 | 26 | 25 | 92.0% | 1 |
| March 2025 | 18 | 18 | 72.2% | 0 |
| April 2025 | 16 | 16 | 37.5% | 0 |
| May 2025 | 18 | 18 | 44.4% | 0 |
| June 2025 | 46 | 45 | 64.4% | 1 |
| July 2025 | 53 | 53 | 64.2% | 0 |
| August 2025 | 52 | 52 | 69.2% | 0 |
| September 2025 | 52 | 52 | 75.0% | 0 |
| October 2025 | 2 | 2 | 100.0% | 0 |
| November 2025 | 29 | 29 | 58.6% | 0 |
| December 2025 | 31 | 31 | 74.2% | 0 |
| January 2026 | 5 | 5 | 60.0% | 0 |
| February 2026 | 7 | 7 | 57.1% | 0 |
| March 2026 | 28 | 28 | 50.0% | 0 |
| April 2026 | 6 | 6 | 50.0% | 0 |
| May 2026 | 1 | 1 | 100.0% | 0 |
| June 2026 | 35 | 35 | 37.1% | 0 |
| July 2026 | 37 | 37 | 43.2% | 0 |