WN2588
WN2588 (Southwest Airlines) is a multi-stop service on 28 routes, busiest New York to Houston. Of 577 departures recorded from October 2024 to July 2026, 79.3% left on time, according to the US BTS.
- On-time departures79.3%of 577 flights
- Average delay10.6 min
- July 202622▼ 29.0%vs July 2025
- Cancelled0.5%
- Legs flown under this number28
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 | 30 | 7 | ▼ 76.7% |
| February | 26 | 18 | ▼ 30.8% |
| March | 30 | 3 | ▼ 90.0% |
| April | 51 | 30 | ▼ 41.2% |
| May | 63 | 35 | ▼ 44.4% |
| June | 32 | 24 | ▼ 25.0% |
| July | 31 | 22 | ▼ 29.0% |
| August | 19 | – | – |
| September | 17 | – | – |
| October | 27 | – | in progress |
| November | 27 | – | – |
| December | 19 | – | – |
| Year to date (Jan–Jul) | 263 | 139 | ▼ 47.1% |
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 | 79.3% | 85.7% | ▲ 8.1% |
| February | 72.0% | 77.8% | ▲ 8.0% |
| March | 70.0% | 66.7% | ▼ 4.8% |
| April | 68.6% | 70.0% | ▲ 2.0% |
| May | 66.7% | 88.6% | ▲ 32.8% |
| June | 90.6% | 87.5% | ▼ 3.5% |
| July | 83.9% | 66.7% | ▼ 20.5% |
| August | 89.5% | – | – |
| September | 82.4% | – | – |
| October | 92.6% | – | in progress |
| November | 96.3% | – | – |
| December | 89.5% | – | – |
| Year-to-date average (Jan–Jul) | 75.9% | 77.6% | ▲ 2.2% |
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 | 1 | 0 | ▼ 100.0% |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 1 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| 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 99.5% 574
- Cancelled 0.5% 3
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 29, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGA HOU LaGuardia Airport – William P. Hobby Airport | 2,295 | 11.9 min | 78.4% | 104 |
| ABQ DEN Albuquerque International Sunport – Denver International Airport | 563 | 8.5 min | 86.7% | 60 |
| SMF LAS Sacramento International Airport – Harry Reid International Airport | 639 | 10.6 min | 76.0% | 50 |
| SMF PHX Sacramento International Airport – Phoenix Sky Harbor International Airport | 1,040 | 15.9 min | 73.8% | 42 |
| PHX ABQ Phoenix Sky Harbor International Airport – Albuquerque International Sunport | 527 | 18.3 min | 66.7% | 39 |
| DEN PHX Denver International Airport – Phoenix Sky Harbor International Airport | 968 | -3.3 min | 100.0% | 38 |
| ABQ LAS Albuquerque International Sunport – Harry Reid International Airport | 781 | 15.3 min | 66.7% | 33 |
| PHX DEN Phoenix Sky Harbor International Airport – Denver International Airport | 968 | 6.2 min | 84.4% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 16 | 16 | 81.3% | 0 |
| November 2024 | 24 | 24 | 87.5% | 0 |
| December 2024 | 26 | 26 | 73.1% | 0 |
| January 2025 | 30 | 29 | 79.3% | 1 |
| February 2025 | 26 | 25 | 72.0% | 1 |
| March 2025 | 30 | 30 | 70.0% | 0 |
| April 2025 | 51 | 51 | 68.6% | 0 |
| May 2025 | 63 | 63 | 66.7% | 0 |
| June 2025 | 32 | 32 | 90.6% | 0 |
| July 2025 | 31 | 31 | 83.9% | 0 |
| August 2025 | 19 | 19 | 89.5% | 0 |
| September 2025 | 17 | 17 | 82.4% | 0 |
| October 2025 | 27 | 27 | 92.6% | 0 |
| November 2025 | 27 | 27 | 96.3% | 0 |
| December 2025 | 19 | 19 | 89.5% | 0 |
| January 2026 | 7 | 7 | 85.7% | 0 |
| February 2026 | 18 | 18 | 77.8% | 0 |
| March 2026 | 3 | 3 | 66.7% | 0 |
| April 2026 | 30 | 30 | 70.0% | 0 |
| May 2026 | 35 | 35 | 88.6% | 0 |
| June 2026 | 24 | 24 | 87.5% | 0 |
| July 2026 | 22 | 21 | 66.7% | 1 |