WN137
WN137 (Southwest Airlines) is a multi-stop service on 30 routes, busiest Pittsburgh to Orlando. Of 605 departures recorded from October 2024 to July 2026, 74.7% left on time, according to the US BTS.
- On-time departures74.7%of 605 flights
- Average delay13.8 min
- July 202628▼ 6.7%vs July 2025
- Cancelled0.7%
- Legs flown under this number30
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 | 26 | ▼ 16.1% |
| February | 28 | 27 | ▼ 3.6% |
| March | 31 | 39 | ▲ 25.8% |
| April | 30 | 32 | ▲ 6.7% |
| May | 31 | 33 | ▲ 6.5% |
| June | 30 | 26 | ▼ 13.3% |
| July | 30 | 28 | ▼ 6.7% |
| August | 12 | – | – |
| September | 8 | – | – |
| October | 43 | – | in progress |
| November | 22 | – | – |
| December | 17 | – | – |
| Year to date (Jan–Jul) | 211 | 211 | 0.0% |
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 | 83.9% | 92.0% | ▲ 9.7% |
| February | 82.1% | 77.8% | ▼ 5.3% |
| March | 71.0% | 46.2% | ▼ 35.0% |
| April | 80.0% | 87.5% | ▲ 9.4% |
| May | 83.3% | 90.9% | ▲ 9.1% |
| June | 53.3% | 57.7% | ▲ 8.2% |
| July | 37.9% | 67.9% | ▲ 78.9% |
| August | 58.3% | – | – |
| September | 100.0% | – | – |
| October | 74.4% | – | in progress |
| November | 66.7% | – | – |
| December | 47.1% | – | – |
| Year-to-date average (Jan–Jul) | 70.2% | 74.3% | ▲ 5.8% |
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 | 1 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 1 | ▼ 50.0% |
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 99.3% 601
- Cancelled 0.7% 4
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
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PIT MCO Pittsburgh International Airport – Orlando International Airport | 1,345 | 5.4 min | 91.5% | 118 |
| ABQ LAS Albuquerque International Sunport – Harry Reid International Airport | 781 | 13.9 min | 72.6% | 103 |
| DEN AUS Denver International Airport – Austin Bergstrom International Airport | 1,249 | 32.9 min | 42.0% | 51 |
| BNA MSY Nashville International Airport – Louis Armstrong New Orleans International Airport | 759 | 5.8 min | 90.0% | 40 |
| OAK SNA Oakland San Francisco Bay Airport – John Wayne Orange County International Airport | 597 | 1.9 min | 92.3% | 39 |
| ABQ DAL Albuquerque International Sunport – Dallas Love Field | 933 | 21.9 min | 61.8% | 35 |
| MCO BNA Orlando International Airport – Nashville International Airport | 993 | 32.9 min | 57.6% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 30 | 30 | 96.7% | 0 |
| December 2024 | 31 | 31 | 96.8% | 0 |
| January 2025 | 31 | 31 | 83.9% | 0 |
| February 2025 | 28 | 28 | 82.1% | 0 |
| March 2025 | 31 | 31 | 71.0% | 0 |
| April 2025 | 30 | 30 | 80.0% | 0 |
| May 2025 | 31 | 30 | 83.3% | 1 |
| June 2025 | 30 | 30 | 53.3% | 0 |
| July 2025 | 30 | 29 | 37.9% | 1 |
| August 2025 | 12 | 12 | 58.3% | 0 |
| September 2025 | 8 | 8 | 100.0% | 0 |
| October 2025 | 43 | 43 | 74.4% | 0 |
| November 2025 | 22 | 21 | 66.7% | 1 |
| December 2025 | 17 | 17 | 47.1% | 0 |
| January 2026 | 26 | 25 | 92.0% | 1 |
| February 2026 | 27 | 27 | 77.8% | 0 |
| March 2026 | 39 | 39 | 46.2% | 0 |
| April 2026 | 32 | 32 | 87.5% | 0 |
| May 2026 | 33 | 33 | 90.9% | 0 |
| June 2026 | 26 | 26 | 57.7% | 0 |
| July 2026 | 28 | 28 | 67.9% | 0 |