WN2042
WN2042 (Southwest Airlines) is a multi-stop service on 30 routes, busiest San Diego to San Jose. Of 610 departures recorded from October 2024 to July 2026, 63.8% left on time, according to the US BTS.
- On-time departures63.8%of 610 flights
- Average delay20.3 min
- July 202642▲ 20.0%vs July 2025
- Cancelled1.3%
- Legs flown under this number30
according to the US BTS · Oct 12, 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 | 7 | 29 | ▲ 314.3% |
| February | 10 | 24 | ▲ 140.0% |
| March | 39 | 39 | 0.0% |
| April | 13 | 37 | ▲ 184.6% |
| May | 5 | 34 | ▲ 580.0% |
| June | 30 | 40 | ▲ 33.3% |
| July | 35 | 42 | ▲ 20.0% |
| August | 32 | – | – |
| September | 30 | – | – |
| October | 14 | – | in progress |
| November | 38 | – | – |
| December | 44 | – | – |
| Year to date (Jan–Jul) | 139 | 245 | ▲ 76.3% |
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 | 71.4% | 88.9% | ▲ 24.4% |
| February | 70.0% | 95.7% | ▲ 36.6% |
| March | 71.8% | 55.3% | ▼ 23.0% |
| April | 46.2% | 64.9% | ▲ 40.5% |
| May | 100.0% | 52.9% | ▼ 47.1% |
| June | 56.7% | 20.0% | ▼ 64.7% |
| July | 47.1% | 47.5% | ▲ 0.9% |
| August | 84.4% | – | – |
| September | 93.3% | – | – |
| October | 35.7% | – | in progress |
| November | 65.8% | – | – |
| December | 56.8% | – | – |
| Year-to-date average (Jan–Jul) | 66.2% | 60.7% | ▼ 8.2% |
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 | 2 | – |
| February | 0 | 1 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 0 | – |
| July | 1 | 2 | ▲ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 6 | ▲ 200.0% |
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 98.7% 602
- Cancelled 1.3% 8
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
88 of 8
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SAN SJC San Diego International Airport – Mineta San Jose International Airport | 671 | 24.6 min | 60.3% | 64 |
| BWI SAN Baltimore/Washington International Thurgood Marshall Airport – San Diego International Airport | 3,686 | 31.8 min | 55.0% | 61 |
| MDW LAS Chicago Midway International Airport – Harry Reid International Airport | 2,442 | 14.3 min | 80.0% | 60 |
| MDW PHX Chicago Midway International Airport – Phoenix Sky Harbor International Airport | 2,319 | 3.5 min | 91.4% | 58 |
| JAN BWI Jackson-Medgar Wiley Evers International Airport – Baltimore/Washington International Thurgood Marshall Airport | 1,428 | -1.7 min | 93.8% | 50 |
| HOU MDW William P. Hobby Airport – Chicago Midway International Airport | 1,510 | 48.9 min | 34.7% | 50 |
| SNA SJC John Wayne Orange County International Airport – Mineta San Jose International Airport | 550 | 14.9 min | 54.8% | 42 |
| BNA CLT Nashville International Airport – Charlotte Douglas International Airport | 528 | 15.4 min | 57.6% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 68.4% | 0 |
| November 2024 | 27 | 27 | 88.9% | 0 |
| December 2024 | 22 | 22 | 81.8% | 0 |
| January 2025 | 7 | 7 | 71.4% | 0 |
| February 2025 | 10 | 10 | 70.0% | 0 |
| March 2025 | 39 | 39 | 71.8% | 0 |
| April 2025 | 13 | 13 | 46.2% | 0 |
| May 2025 | 5 | 4 | 100.0% | 1 |
| June 2025 | 30 | 30 | 56.7% | 0 |
| July 2025 | 35 | 34 | 47.1% | 1 |
| August 2025 | 32 | 32 | 84.4% | 0 |
| September 2025 | 30 | 30 | 93.3% | 0 |
| October 2025 | 14 | 14 | 35.7% | 0 |
| November 2025 | 38 | 38 | 65.8% | 0 |
| December 2025 | 44 | 44 | 56.8% | 0 |
| January 2026 | 29 | 27 | 88.9% | 2 |
| February 2026 | 24 | 23 | 95.7% | 1 |
| March 2026 | 39 | 38 | 55.3% | 1 |
| April 2026 | 37 | 37 | 64.9% | 0 |
| May 2026 | 34 | 34 | 52.9% | 0 |
| June 2026 | 40 | 40 | 20.0% | 0 |
| July 2026 | 42 | 40 | 47.5% | 2 |