WN3865
WN3865 (Southwest Airlines) is a multi-stop service on 25 routes, busiest Phoenix to Reno. Of 440 departures recorded from October 2024 to July 2026, 72.2% left on time, according to the US BTS.
- On-time departures72.2%of 440 flights
- Average delay15.4 min
- July 202627▼ 10.0%vs July 2025
- Cancelled0.2%
- Legs flown under this number25
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 23 | 3 | ▼ 87.0% |
| February | 17 | – | – |
| March | 71 | 34 | ▼ 52.1% |
| April | 24 | 11 | ▼ 54.2% |
| May | 9 | 4 | ▼ 55.6% |
| June | 27 | 23 | ▼ 14.8% |
| July | 30 | 27 | ▼ 10.0% |
| August | 7 | – | – |
| September | 4 | – | – |
| October | 22 | – | in progress |
| November | 18 | – | – |
| December | 15 | – | – |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 73.9% | 66.7% | ▼ 9.8% |
| February | 94.1% | – | – |
| March | 83.1% | 55.9% | ▼ 32.8% |
| April | 66.7% | 72.7% | ▲ 9.1% |
| May | 77.8% | 100.0% | ▲ 28.6% |
| June | 88.9% | 13.0% | ▼ 85.3% |
| July | 80.0% | 33.3% | ▼ 58.3% |
| August | 71.4% | – | – |
| September | 100.0% | – | – |
| October | 100.0% | – | in progress |
| November | 72.2% | – | – |
| December | 53.3% | – | – |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | – | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| 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 99.8% 439
- Cancelled 0.2% 1
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PHX RNO Phoenix Sky Harbor International Airport – Reno Tahoe International Airport | 967 | 5.2 min | 85.0% | 60 |
| LAS SJC Harry Reid International Airport – Mineta San Jose International Airport | 620 | 47.6 min | 24.0% | 50 |
| OAK BUR Oakland San Francisco Bay Airport – Hollywood Burbank/Bob Hope Airport | 523 | 16.7 min | 62.9% | 35 |
| HOU ONT William P. Hobby Airport – Ontario International Airport | 2,160 | 26.7 min | 43.8% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 6 | 6 | 100.0% | 0 |
| November 2024 | 43 | 42 | 81.0% | 1 |
| December 2024 | 22 | 22 | 77.3% | 0 |
| January 2025 | 23 | 23 | 73.9% | 0 |
| February 2025 | 17 | 17 | 94.1% | 0 |
| March 2025 | 71 | 71 | 83.1% | 0 |
| April 2025 | 24 | 24 | 66.7% | 0 |
| May 2025 | 9 | 9 | 77.8% | 0 |
| June 2025 | 27 | 27 | 88.9% | 0 |
| July 2025 | 30 | 30 | 80.0% | 0 |
| August 2025 | 7 | 7 | 71.4% | 0 |
| September 2025 | 4 | 4 | 100.0% | 0 |
| October 2025 | 22 | 22 | 100.0% | 0 |
| November 2025 | 18 | 18 | 72.2% | 0 |
| December 2025 | 15 | 15 | 53.3% | 0 |
| January 2026 | 3 | 3 | 66.7% | 0 |
| March 2026 | 34 | 34 | 55.9% | 0 |
| April 2026 | 11 | 11 | 72.7% | 0 |
| May 2026 | 4 | 4 | 100.0% | 0 |
| June 2026 | 23 | 23 | 13.0% | 0 |
| July 2026 | 27 | 27 | 33.3% | 0 |