WN1672
WN1672 (Southwest Airlines) is a multi-stop service on 26 routes, busiest Nashville to Denver. Of 614 departures recorded from October 2024 to July 2026, 71.9% left on time, according to the US BTS.
- On-time departures71.9%of 614 flights
- Average delay16.5 min
- July 202615▼ 72.2%vs July 2025
- Cancelled1.6%
- Legs flown under this number26
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 | 25 | 33 | ▲ 32.0% |
| February | 26 | 35 | ▲ 34.6% |
| March | 35 | 32 | ▼ 8.6% |
| April | 31 | 23 | ▼ 25.8% |
| May | 30 | 21 | ▼ 30.0% |
| June | 54 | 14 | ▼ 74.1% |
| July | 54 | 15 | ▼ 72.2% |
| August | 31 | – | – |
| September | 26 | – | – |
| October | 21 | – | in progress |
| November | 31 | – | – |
| December | 40 | – | – |
| Year to date (Jan–Jul) | 255 | 173 | ▼ 32.2% |
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 | 83.3% | 90.3% | ▲ 8.4% |
| February | 96.2% | 94.3% | ▼ 1.9% |
| March | 97.1% | 96.9% | ▼ 0.2% |
| April | 87.1% | 100.0% | ▲ 14.8% |
| May | 66.7% | 85.7% | ▲ 28.6% |
| June | 44.4% | 71.4% | ▲ 60.7% |
| July | 20.4% | 40.0% | ▲ 96.0% |
| August | 67.7% | – | – |
| September | 73.1% | – | – |
| October | 57.1% | – | in progress |
| November | 66.7% | – | – |
| December | 45.0% | – | – |
| Year-to-date average (Jan–Jul) | 70.7% | 82.7% | ▲ 16.9% |
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 | 2 | ▲ 100.0% |
| February | 0 | 0 | – |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 5 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 7 | 2 | ▼ 71.4% |
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 98.4% 604
- Cancelled 1.6% 10
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
9Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 16 | 16 | 100.0% | 0 |
| November 2024 | 8 | 8 | 87.5% | 0 |
| December 2024 | 13 | 13 | 100.0% | 0 |
| January 2025 | 25 | 24 | 83.3% | 1 |
| February 2025 | 26 | 26 | 96.2% | 0 |
| March 2025 | 35 | 34 | 97.1% | 1 |
| April 2025 | 31 | 31 | 87.1% | 0 |
| May 2025 | 30 | 30 | 66.7% | 0 |
| June 2025 | 54 | 54 | 44.4% | 0 |
| July 2025 | 54 | 49 | 20.4% | 5 |
| August 2025 | 31 | 31 | 67.7% | 0 |
| September 2025 | 26 | 26 | 73.1% | 0 |
| October 2025 | 21 | 21 | 57.1% | 0 |
| November 2025 | 31 | 30 | 66.7% | 1 |
| December 2025 | 40 | 40 | 45.0% | 0 |
| January 2026 | 33 | 31 | 90.3% | 2 |
| February 2026 | 35 | 35 | 94.3% | 0 |
| March 2026 | 32 | 32 | 96.9% | 0 |
| April 2026 | 23 | 23 | 100.0% | 0 |
| May 2026 | 21 | 21 | 85.7% | 0 |
| June 2026 | 14 | 14 | 71.4% | 0 |
| July 2026 | 15 | 15 | 40.0% | 0 |