WN2235
WN2235 (Southwest Airlines) is a multi-stop service on 35 routes, busiest Chicago to Denver. Of 666 departures recorded from October 2024 to July 2026, 65.6% left on time, according to the US BTS.
- On-time departures65.6%of 666 flights
- Average delay19.6 min
- July 202652▲ 20.9%vs July 2025
- Cancelled1.1%
- Legs flown under this number35
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 24 | 30 | ▲ 25.0% |
| February | 21 | 15 | ▼ 28.6% |
| March | 54 | 24 | ▼ 55.6% |
| April | 36 | 39 | ▲ 8.3% |
| May | 32 | 44 | ▲ 37.5% |
| June | 42 | 50 | ▲ 19.0% |
| July | 43 | 52 | ▲ 20.9% |
| August | 6 | – | – |
| September | – | – | – |
| October | 46 | – | in progress |
| November | 27 | – | – |
| December | 29 | – | – |
| Year to date (Jan–Jul) | 252 | 254 | ▲ 0.8% |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 95.7% | 90.0% | ▼ 5.9% |
| February | 100.0% | 86.7% | ▼ 13.3% |
| March | 79.3% | 75.0% | ▼ 5.4% |
| April | 83.3% | 69.2% | ▼ 16.9% |
| May | 65.6% | 63.6% | ▼ 3.0% |
| June | 28.6% | 51.0% | ▲ 78.6% |
| July | 28.6% | 58.8% | ▲ 105.9% |
| August | 16.7% | – | – |
| September | – | – | – |
| October | 58.7% | – | in progress |
| November | 69.2% | – | – |
| December | 65.5% | – | – |
| Year-to-date average (Jan–Jul) | 68.7% | 70.6% | ▲ 2.8% |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 1 | 0 | ▼ 100.0% |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 1 | 1 | 0.0% |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 4 | 2 | ▼ 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 98.9% 659
- Cancelled 1.1% 7
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 |
|---|---|---|---|---|
| MDW DEN Chicago Midway International Airport – Denver International Airport | 1,438 | 1.3 min | 94.0% | 68 |
| LAS DEN Harry Reid International Airport – Denver International Airport | 1,009 | 66.9 min | 31.7% | 61 |
| LAS FAT Harry Reid International Airport – Fresno Yosemite International Airport | 416 | 42.7 min | 39.3% | 57 |
| SMF SAN Sacramento International Airport – San Diego International Airport | 773 | 10.0 min | 68.0% | 50 |
| DAL MCO Dallas Love Field – Orlando International Airport | 1,564 | 16.8 min | 66.7% | 46 |
| MKE DCA General Mitchell International Airport – Ronald Reagan Washington National Airport | 1,019 | 7.0 min | 81.0% | 42 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 13 | 13 | 61.5% | 0 |
| November 2024 | 21 | 21 | 85.7% | 0 |
| December 2024 | 18 | 18 | 77.8% | 0 |
| January 2025 | 24 | 23 | 95.7% | 1 |
| February 2025 | 21 | 20 | 100.0% | 1 |
| March 2025 | 54 | 53 | 79.3% | 1 |
| April 2025 | 36 | 36 | 83.3% | 0 |
| May 2025 | 32 | 32 | 65.6% | 0 |
| June 2025 | 42 | 42 | 28.6% | 0 |
| July 2025 | 43 | 42 | 28.6% | 1 |
| August 2025 | 6 | 6 | 16.7% | 0 |
| October 2025 | 46 | 46 | 58.7% | 0 |
| November 2025 | 27 | 26 | 69.2% | 1 |
| December 2025 | 29 | 29 | 65.5% | 0 |
| January 2026 | 30 | 30 | 90.0% | 0 |
| February 2026 | 15 | 15 | 86.7% | 0 |
| March 2026 | 24 | 24 | 75.0% | 0 |
| April 2026 | 39 | 39 | 69.2% | 0 |
| May 2026 | 44 | 44 | 63.6% | 0 |
| June 2026 | 50 | 49 | 51.0% | 1 |
| July 2026 | 52 | 51 | 58.8% | 1 |