WN1860
WN1860 (Southwest Airlines) is a multi-stop service on 32 routes, busiest Atlanta to Greenville. Of 622 departures recorded from October 2024 to July 2026, 78.4% left on time, according to the US BTS.
- On-time departures78.4%of 622 flights
- Average delay11.4 min
- July 202614▼ 22.2%vs July 2025
- Cancelled1.1%
- Legs flown under this number32
according to the US BTS · Oct 12, 2024 → Jul 29, 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 | 14 | 31 | ▲ 121.4% |
| February | 35 | 35 | 0.0% |
| March | 31 | 32 | ▲ 3.2% |
| April | 30 | 6 | ▼ 80.0% |
| May | 31 | 1 | ▼ 96.8% |
| June | 18 | 11 | ▼ 38.9% |
| July | 18 | 14 | ▼ 22.2% |
| August | 74 | – | – |
| September | 82 | – | – |
| October | 33 | – | in progress |
| November | 26 | – | – |
| December | 25 | – | – |
| Year to date (Jan–Jul) | 177 | 130 | ▼ 26.6% |
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 | 92.9% | 83.9% | ▼ 9.7% |
| February | 74.3% | 84.9% | ▲ 14.2% |
| March | 90.0% | 93.8% | ▲ 4.2% |
| April | 93.3% | 100.0% | ▲ 7.1% |
| May | 83.9% | 100.0% | ▲ 19.2% |
| June | 72.2% | 54.6% | ▼ 24.5% |
| July | 77.8% | 42.9% | ▼ 44.9% |
| August | 67.1% | – | – |
| September | 81.3% | – | – |
| October | 65.6% | – | in progress |
| November | 65.4% | – | – |
| December | 76.0% | – | – |
| Year-to-date average (Jan–Jul) | 83.5% | 80.0% | ▼ 4.2% |
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 | 0 | – |
| February | 0 | 2 | – |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 1 | – | – |
| September | 2 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 2 | ▲ 100.0% |
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 98.9% 615
- Cancelled 1.1% 7
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 29, 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 |
|---|---|---|---|---|
| ATL GSP Hartsfield Jackson Atlanta International Airport – Greenville-Spartanburg International Airport | 247 | 1.4 min | 88.9% | 72 |
| BNA BOS Nashville International Airport – Boston Logan International Airport | 1,514 | 13.9 min | 84.5% | 58 |
| BUR OAK Hollywood Burbank/Bob Hope Airport – Oakland San Francisco Bay Airport | 523 | 11.3 min | 71.7% | 53 |
| RNO SAN Reno Tahoe International Airport – San Diego International Airport | 787 | 0.7 min | 90.5% | 42 |
| DEN GRR Denver International Airport – Gerald R. Ford International Airport | 1,629 | 8.7 min | 82.9% | 42 |
| PHX SEA Phoenix Sky Harbor International Airport – Seattle–Tacoma International Airport | 1,782 | 22.7 min | 62.9% | 36 |
| CLE BWI Cleveland Hopkins International Airport – Baltimore/Washington International Thurgood Marshall Airport | 505 | 6.6 min | 93.9% | 33 |
| BWI HOU Baltimore/Washington International Thurgood Marshall Airport – William P. Hobby Airport | 2,003 | 3.3 min | 93.8% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 15 | 15 | 53.3% | 0 |
| November 2024 | 29 | 29 | 86.2% | 0 |
| December 2024 | 31 | 31 | 90.3% | 0 |
| January 2025 | 14 | 14 | 92.9% | 0 |
| February 2025 | 35 | 35 | 74.3% | 0 |
| March 2025 | 31 | 30 | 90.0% | 1 |
| April 2025 | 30 | 30 | 93.3% | 0 |
| May 2025 | 31 | 31 | 83.9% | 0 |
| June 2025 | 18 | 18 | 72.2% | 0 |
| July 2025 | 18 | 18 | 77.8% | 0 |
| August 2025 | 74 | 73 | 67.1% | 1 |
| September 2025 | 82 | 80 | 81.3% | 2 |
| October 2025 | 33 | 32 | 65.6% | 1 |
| November 2025 | 26 | 26 | 65.4% | 0 |
| December 2025 | 25 | 25 | 76.0% | 0 |
| January 2026 | 31 | 31 | 83.9% | 0 |
| February 2026 | 35 | 33 | 84.9% | 2 |
| March 2026 | 32 | 32 | 93.8% | 0 |
| April 2026 | 6 | 6 | 100.0% | 0 |
| May 2026 | 1 | 1 | 100.0% | 0 |
| June 2026 | 11 | 11 | 54.6% | 0 |
| July 2026 | 14 | 14 | 42.9% | 0 |