WN1523
WN1523 (Southwest Airlines) is a multi-stop service on 22 routes, busiest Santa Ana to Oakland. Of 632 departures recorded from October 2024 to July 2026, 73.6% left on time, according to the US BTS.
- On-time departures73.6%of 632 flights
- Average delay15.1 min
- July 202632▲ 3.2%vs July 2025
- Cancelled0.5%
- Legs flown under this number22
according to the US BTS · Oct 13, 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 | 14 | 31 | ▲ 121.4% |
| February | 19 | 28 | ▲ 47.4% |
| March | 25 | 31 | ▲ 24.0% |
| April | 22 | 30 | ▲ 36.4% |
| May | 23 | 31 | ▲ 34.8% |
| June | 28 | 30 | ▲ 7.1% |
| July | 31 | 32 | ▲ 3.2% |
| August | 44 | – | – |
| September | 47 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 162 | 213 | ▲ 31.5% |
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 | 92.9% | 87.1% | ▼ 6.2% |
| February | 84.2% | 82.1% | ▼ 2.5% |
| March | 92.0% | 41.9% | ▼ 54.4% |
| April | 68.2% | 90.0% | ▲ 32.0% |
| May | 78.3% | 100.0% | ▲ 27.8% |
| June | 46.4% | 43.3% | ▼ 6.7% |
| July | 41.9% | 32.3% | ▼ 23.1% |
| August | 72.1% | – | – |
| September | 80.9% | – | – |
| October | 90.3% | – | in progress |
| November | 75.0% | – | – |
| December | 74.2% | – | – |
| Year-to-date average (Jan–Jul) | 72.0% | 68.1% | ▼ 5.4% |
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 | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 1 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 1 |
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 99.5% 629
- Cancelled 0.5% 3
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
99 of 9
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SNA OAK John Wayne Orange County International Airport – Oakland San Francisco Bay Airport | 597 | 1.3 min | 94.3% | 70 |
| DEN GEG Denver International Airport – Spokane International Airport | 1,343 | 41.9 min | 43.3% | 60 |
| DEN DAL Denver International Airport – Dallas Love Field | 1,048 | 48.3 min | 35.6% | 60 |
| PVD BWI Rhode Island T. F. Green International Airport – Baltimore/Washington International Thurgood Marshall Airport | 526 | 17.5 min | 73.7% | 58 |
| LAS HNL Harry Reid International Airport – Daniel K. Inouye International Airport | 4,441 | 3.0 min | 86.2% | 58 |
| GRR BWI Gerald R. Ford International Airport – Baltimore/Washington International Thurgood Marshall Airport | 849 | -1.5 min | 98.3% | 58 |
| OAK LAS Oakland San Francisco Bay Airport – Harry Reid International Airport | 654 | 14.5 min | 75.0% | 45 |
| PHX HOU Phoenix Sky Harbor International Airport – William P. Hobby Airport | 1,638 | 25.4 min | 42.4% | 33 |
| LGA BNA LaGuardia Airport – Nashville International Airport | 1,228 | 3.7 min | 93.6% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 16 | 16 | 100.0% | 0 |
| November 2024 | 29 | 29 | 86.2% | 0 |
| December 2024 | 30 | 30 | 86.7% | 0 |
| January 2025 | 14 | 14 | 92.9% | 0 |
| February 2025 | 19 | 19 | 84.2% | 0 |
| March 2025 | 25 | 25 | 92.0% | 0 |
| April 2025 | 22 | 22 | 68.2% | 0 |
| May 2025 | 23 | 23 | 78.3% | 0 |
| June 2025 | 28 | 28 | 46.4% | 0 |
| July 2025 | 31 | 31 | 41.9% | 0 |
| August 2025 | 44 | 43 | 72.1% | 1 |
| September 2025 | 47 | 47 | 80.9% | 0 |
| October 2025 | 31 | 31 | 90.3% | 0 |
| November 2025 | 29 | 28 | 75.0% | 1 |
| December 2025 | 31 | 31 | 74.2% | 0 |
| January 2026 | 31 | 31 | 87.1% | 0 |
| February 2026 | 28 | 28 | 82.1% | 0 |
| March 2026 | 31 | 31 | 41.9% | 0 |
| April 2026 | 30 | 30 | 90.0% | 0 |
| May 2026 | 31 | 31 | 100.0% | 0 |
| June 2026 | 30 | 30 | 43.3% | 0 |
| July 2026 | 32 | 31 | 32.3% | 1 |