WN3587
WN3587 (Southwest Airlines) is a multi-stop service on 22 routes, busiest Nashville to Greenville. Of 516 departures recorded from October 2024 to July 2026, 70.8% left on time, according to the US BTS.
- On-time departures70.8%of 516 flights
- Average delay12.8 min
- July 202630▼ 3.2%vs July 2025
- Cancelled1.2%
- Legs flown under this number22
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 35 | 26 | ▼ 25.7% |
| February | 39 | 13 | ▼ 66.7% |
| March | 18 | 33 | ▲ 83.3% |
| April | 26 | 10 | ▼ 61.5% |
| May | 33 | 4 | ▼ 87.9% |
| June | 30 | 27 | ▼ 10.0% |
| July | 31 | 30 | ▼ 3.2% |
| August | 5 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 28 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 212 | 143 | ▼ 32.5% |
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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 84.9% | 84.6% | ▼ 0.3% |
| February | 74.4% | 76.9% | ▲ 3.4% |
| March | 94.4% | 48.4% | ▼ 48.8% |
| April | 69.2% | 80.0% | ▲ 15.6% |
| May | 57.6% | 75.0% | ▲ 30.3% |
| June | 80.0% | 51.9% | ▼ 35.2% |
| July | 90.0% | 80.0% | ▼ 11.1% |
| August | 60.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 64.3% | – | – |
| December | 50.0% | – | – |
| Year-to-date average (Jan–Jul) | 78.6% | 71.0% | ▼ 9.8% |
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 periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 2 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 3 | 2 | ▼ 33.3% |
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 98.8% 510
- Cancelled 1.2% 6
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
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BNA GSP Nashville International Airport – Greenville-Spartanburg International Airport | 426 | 10.9 min | 78.1% | 74 |
| MCO DEN Orlando International Airport – Denver International Airport | 2,486 | 16.7 min | 57.1% | 64 |
| LGB PHX Long Beach International Airport – Phoenix Sky Harbor International Airport | 570 | 5.4 min | 85.0% | 61 |
| MCI IND Kansas City International Airport – Indianapolis International Airport | 724 | 28.6 min | 64.0% | 50 |
| GSP BWI Greenville-Spartanburg International Airport – Baltimore/Washington International Thurgood Marshall Airport | 685 | 8.0 min | 68.9% | 46 |
| SAT PHX San Antonio International Airport – Phoenix Sky Harbor International Airport | 1,354 | 10.7 min | 71.4% | 42 |
| PHX RNO Phoenix Sky Harbor International Airport – Reno Tahoe International Airport | 967 | 7.2 min | 77.1% | 35 |
| MDW DCA Chicago Midway International Airport – Ronald Reagan Washington National Airport | 964 | 2.8 min | 84.9% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 70.0% | 0 |
| November 2024 | 35 | 35 | 74.3% | 0 |
| December 2024 | 42 | 42 | 64.3% | 0 |
| January 2025 | 35 | 33 | 84.9% | 2 |
| February 2025 | 39 | 39 | 74.4% | 0 |
| March 2025 | 18 | 18 | 94.4% | 0 |
| April 2025 | 26 | 26 | 69.2% | 0 |
| May 2025 | 33 | 33 | 57.6% | 0 |
| June 2025 | 30 | 30 | 80.0% | 0 |
| July 2025 | 31 | 30 | 90.0% | 1 |
| August 2025 | 5 | 5 | 60.0% | 0 |
| November 2025 | 28 | 28 | 64.3% | 0 |
| December 2025 | 31 | 30 | 50.0% | 1 |
| January 2026 | 26 | 26 | 84.6% | 0 |
| February 2026 | 13 | 13 | 76.9% | 0 |
| March 2026 | 33 | 31 | 48.4% | 2 |
| April 2026 | 10 | 10 | 80.0% | 0 |
| May 2026 | 4 | 4 | 75.0% | 0 |
| June 2026 | 27 | 27 | 51.9% | 0 |
| July 2026 | 30 | 30 | 80.0% | 0 |