WN4261
WN4261 (Southwest Airlines) is a multi-stop service on 19 routes, busiest Albuquerque to Denver. Of 326 departures recorded from November 2024 to July 2026, 77.9% left on time, according to the US BTS.
- On-time departures77.9%of 326 flights
- Average delay10.4 min
- July 202621▲ 425.0%vs July 2025
- Cancelled0.3%
- Legs flown under this number19
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 | 26 | 4 | ▼ 84.6% |
| February | 26 | – | – |
| March | 5 | 27 | ▲ 440.0% |
| April | 14 | 9 | ▼ 35.7% |
| May | 17 | 6 | ▼ 64.7% |
| June | 7 | 20 | ▲ 185.7% |
| July | 4 | 21 | ▲ 425.0% |
| August | 27 | – | – |
| September | 30 | – | – |
| October | 1 | – | in progress |
| November | 7 | – | – |
| December | 33 | – | – |
according to the US BTS · November 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 | 76.9% | 75.0% | ▼ 2.5% |
| February | 88.5% | – | – |
| March | 80.0% | 77.8% | ▼ 2.8% |
| April | 78.6% | 55.6% | ▼ 29.3% |
| May | 64.7% | 50.0% | ▼ 22.7% |
| June | 42.9% | 80.0% | ▲ 86.7% |
| July | 75.0% | 85.7% | ▲ 14.3% |
| August | 96.3% | – | – |
| September | 86.7% | – | – |
| October | 100.0% | – | in progress |
| November | 85.7% | – | – |
| December | 66.7% | – | – |
according to the US BTS · November 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · November 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 | 0 | 0 | – |
| February | 0 | – | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · November 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 99.7% 325
- Cancelled 0.3% 1
Share of all recorded flights in the period, all legs. · Nov 3, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ABQ DEN Albuquerque International Sunport – Denver International Airport | 563 | 7.5 min | 81.8% | 89 |
| SJC LAX Mineta San Jose International Airport – Los Angeles International Airport | 496 | 1.7 min | 91.2% | 57 |
| SJC SAN Mineta San Jose International Airport – San Diego International Airport | 671 | 4.7 min | 82.9% | 41 |
| PHX RDU Phoenix Sky Harbor International Airport – Raleigh-Durham International Airport | 3,036 | 20.8 min | 67.7% | 34 |
| PHX SLC Phoenix Sky Harbor International Airport – Salt Lake City International Airport | 818 | 8.3 min | 78.8% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 22 | 21 | 81.0% | 1 |
| December 2024 | 20 | 20 | 70.0% | 0 |
| January 2025 | 26 | 26 | 76.9% | 0 |
| February 2025 | 26 | 26 | 88.5% | 0 |
| March 2025 | 5 | 5 | 80.0% | 0 |
| April 2025 | 14 | 14 | 78.6% | 0 |
| May 2025 | 17 | 17 | 64.7% | 0 |
| June 2025 | 7 | 7 | 42.9% | 0 |
| July 2025 | 4 | 4 | 75.0% | 0 |
| August 2025 | 27 | 27 | 96.3% | 0 |
| September 2025 | 30 | 30 | 86.7% | 0 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 7 | 7 | 85.7% | 0 |
| December 2025 | 33 | 33 | 66.7% | 0 |
| January 2026 | 4 | 4 | 75.0% | 0 |
| March 2026 | 27 | 27 | 77.8% | 0 |
| April 2026 | 9 | 9 | 55.6% | 0 |
| May 2026 | 6 | 6 | 50.0% | 0 |
| June 2026 | 20 | 20 | 80.0% | 0 |
| July 2026 | 21 | 21 | 85.7% | 0 |