WN1137
WN1137 (Southwest Airlines) is a multi-stop service on 37 routes, busiest Columbus to Atlanta. Of 676 departures recorded from October 2024 to July 2026, 70.8% left on time, according to the US BTS.
- On-time departures70.8%of 676 flights
- Average delay13.5 min
- July 202641▲ 36.7%vs July 2025
- Cancelled0.6%
- Legs flown under this number37
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 | 31 | 14 | ▼ 54.8% |
| February | 28 | 18 | ▼ 35.7% |
| March | 21 | 25 | ▲ 19.0% |
| April | 27 | 40 | ▲ 48.1% |
| May | 31 | 44 | ▲ 41.9% |
| June | 30 | 39 | ▲ 30.0% |
| July | 30 | 41 | ▲ 36.7% |
| August | 30 | – | – |
| September | 30 | – | – |
| October | 23 | – | in progress |
| November | 31 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 198 | 221 | ▲ 11.6% |
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 | 93.3% | 84.6% | ▼ 9.3% |
| February | 92.9% | 83.3% | ▼ 10.3% |
| March | 90.5% | 58.3% | ▼ 35.5% |
| April | 88.9% | 70.0% | ▼ 21.3% |
| May | 67.7% | 61.4% | ▼ 9.4% |
| June | 36.7% | 35.9% | ▼ 2.1% |
| July | 44.8% | 53.7% | ▲ 19.7% |
| August | 86.7% | – | – |
| September | 96.7% | – | – |
| October | 56.5% | – | in progress |
| November | 74.2% | – | – |
| December | 74.2% | – | – |
| Year-to-date average (Jan–Jul) | 73.5% | 63.9% | ▼ 13.1% |
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 | 1 | 0.0% |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 2 | 0.0% |
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 99.4% 672
- Cancelled 0.6% 4
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
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| CMH ATL John Glenn Columbus International Airport – Hartsfield Jackson Atlanta International Airport | 720 | 1.6 min | 89.3% | 122 |
| MCO BNA Orlando International Airport – Nashville International Airport | 993 | 34.1 min | 35.6% | 60 |
| HOU SAT William P. Hobby Airport – San Antonio International Airport | 309 | 8.7 min | 75.9% | 58 |
| TPA STL Tampa International Airport – St. Louis Lambert International Airport | 1,400 | -1.8 min | 98.3% | 57 |
| BZN LAS Bozeman Yellowstone International Airport – Harry Reid International Airport | 1,129 | 36.6 min | 42.0% | 50 |
| STL MSY St. Louis Lambert International Airport – Louis Armstrong New Orleans International Airport | 974 | 6.7 min | 82.6% | 46 |
| LAS BUF Harry Reid International Airport – Buffalo Niagara International Airport | 3,189 | 22.6 min | 55.9% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 45 | 45 | 73.3% | 0 |
| November 2024 | 33 | 33 | 93.9% | 0 |
| December 2024 | 34 | 34 | 73.5% | 0 |
| January 2025 | 31 | 30 | 93.3% | 1 |
| February 2025 | 28 | 28 | 92.9% | 0 |
| March 2025 | 21 | 21 | 90.5% | 0 |
| April 2025 | 27 | 27 | 88.9% | 0 |
| May 2025 | 31 | 31 | 67.7% | 0 |
| June 2025 | 30 | 30 | 36.7% | 0 |
| July 2025 | 30 | 29 | 44.8% | 1 |
| August 2025 | 30 | 30 | 86.7% | 0 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 23 | 23 | 56.5% | 0 |
| November 2025 | 31 | 31 | 74.2% | 0 |
| December 2025 | 31 | 31 | 74.2% | 0 |
| January 2026 | 14 | 13 | 84.6% | 1 |
| February 2026 | 18 | 18 | 83.3% | 0 |
| March 2026 | 25 | 24 | 58.3% | 1 |
| April 2026 | 40 | 40 | 70.0% | 0 |
| May 2026 | 44 | 44 | 61.4% | 0 |
| June 2026 | 39 | 39 | 35.9% | 0 |
| July 2026 | 41 | 41 | 53.7% | 0 |