WN4680
WN4680 (Southwest Airlines) is a multi-stop service on 13 routes, busiest Rochester to Baltimore. Of 320 departures recorded from October 2024 to July 2026, 82.2% left on time, according to the US BTS.
- On-time departures82.2%of 320 flights
- Average delay9.6 min
- July 202630
- Cancelled0.0%
- Legs flown under this number13
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods12 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 57 | – |
| February | – | 45 | – |
| March | 34 | 8 | ▼ 76.5% |
| April | 31 | – | – |
| May | 31 | – | – |
| June | 4 | 27 | ▲ 575.0% |
| July | – | 30 | – |
| August | – | – | – |
| September | – | – | – |
| October | 33 | – | in progress |
| November | 3 | – | – |
| December | 3 | – | – |
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 periods12 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 79.0% | – |
| February | – | 88.9% | – |
| March | 64.7% | 100.0% | ▲ 54.5% |
| April | 90.3% | – | – |
| May | 96.8% | – | – |
| June | 100.0% | 96.3% | ▼ 3.7% |
| July | – | 96.7% | – |
| August | – | – | – |
| September | – | – | – |
| October | 39.4% | – | in progress |
| November | 66.7% | – | – |
| December | 100.0% | – | – |
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 periods12 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | – | 0 | – |
| March | 0 | 0 | – |
| April | 0 | – | – |
| May | 0 | – | – |
| June | 0 | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 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 100.0% 320
- Cancelled 0.0% 0
Share of all recorded flights in the period, all legs. · Oct 14, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SMF PHX Sacramento International Airport – Phoenix Sky Harbor International Airport | 1,040 | 0.2 min | 96.5% | 57 |
| ROC BWI Frederick Douglass Greater Rochester International Airport – Baltimore/Washington International Thurgood Marshall Airport | 447 | 1.3 min | 96.5% | 57 |
| MDW ONT Chicago Midway International Airport – Ontario International Airport | 2,740 | -0.2 min | 92.5% | 53 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 13 | 13 | 92.3% | 0 |
| November 2024 | 1 | 1 | 100.0% | 0 |
| March 2025 | 34 | 34 | 64.7% | 0 |
| April 2025 | 31 | 31 | 90.3% | 0 |
| May 2025 | 31 | 31 | 96.8% | 0 |
| June 2025 | 4 | 4 | 100.0% | 0 |
| October 2025 | 33 | 33 | 39.4% | 0 |
| November 2025 | 3 | 3 | 66.7% | 0 |
| December 2025 | 3 | 3 | 100.0% | 0 |
| January 2026 | 57 | 57 | 79.0% | 0 |
| February 2026 | 45 | 45 | 88.9% | 0 |
| March 2026 | 8 | 8 | 100.0% | 0 |
| June 2026 | 27 | 27 | 96.3% | 0 |
| July 2026 | 30 | 30 | 96.7% | 0 |