WN3848
WN3848 (Southwest Airlines) is a multi-stop service on 25 routes, busiest Oakland to Las Vegas. Of 460 departures recorded from October 2024 to July 2026, 77.6% left on time, according to the US BTS.
- On-time departures77.6%of 460 flights
- Average delay14.4 min
- July 202621▲ 0.0%vs July 2025
- Cancelled1.1%
- 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 | 20 | 2 | ▼ 90.0% |
| February | 17 | – | – |
| March | 7 | 20 | ▲ 185.7% |
| April | 24 | 36 | ▲ 50.0% |
| May | 31 | 39 | ▲ 25.8% |
| June | 24 | 25 | ▲ 4.2% |
| July | 21 | 21 | 0.0% |
| August | 42 | – | – |
| September | 44 | – | – |
| October | 8 | – | in progress |
| November | 23 | – | – |
| December | 18 | – | – |
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 | 89.5% | 100.0% | ▲ 11.8% |
| February | 70.6% | – | – |
| March | 57.1% | 30.0% | ▼ 47.5% |
| April | 91.7% | 72.2% | ▼ 21.2% |
| May | 80.7% | 76.3% | ▼ 5.4% |
| June | 33.3% | 100.0% | ▲ 200.0% |
| July | 50.0% | 100.0% | ▲ 100.0% |
| August | 85.7% | – | – |
| September | 93.2% | – | – |
| October | 87.5% | – | in progress |
| November | 78.3% | – | – |
| December | 70.6% | – | – |
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 | 1 | 0 | ▼ 100.0% |
| February | 0 | – | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 0 | 1 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
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 98.9% 455
- Cancelled 1.1% 5
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
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| OAK LAS Oakland San Francisco Bay Airport – Harry Reid International Airport | 654 | 4.1 min | 87.8% | 49 |
| MDW MCI Chicago Midway International Airport – Kansas City International Airport | 650 | 44.4 min | 41.9% | 44 |
| SFO DEN San Francisco International Airport – Denver International Airport | 1,553 | 8.3 min | 81.0% | 42 |
| PHX OMA Phoenix Sky Harbor International Airport – Eppley Airfield | 1,667 | 25.4 min | 64.3% | 42 |
| MSY LGA Louis Armstrong New Orleans International Airport – LaGuardia Airport | 1,904 | 23.2 min | 75.6% | 42 |
| SNA OAK John Wayne Orange County International Airport – Oakland San Francisco Bay Airport | 597 | -5.2 min | 100.0% | 41 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 6 | 6 | 100.0% | 0 |
| December 2024 | 12 | 12 | 75.0% | 0 |
| January 2025 | 20 | 19 | 89.5% | 1 |
| February 2025 | 17 | 17 | 70.6% | 0 |
| March 2025 | 7 | 7 | 57.1% | 0 |
| April 2025 | 24 | 24 | 91.7% | 0 |
| May 2025 | 31 | 31 | 80.7% | 0 |
| June 2025 | 24 | 24 | 33.3% | 0 |
| July 2025 | 21 | 20 | 50.0% | 1 |
| August 2025 | 42 | 42 | 85.7% | 0 |
| September 2025 | 44 | 44 | 93.2% | 0 |
| October 2025 | 8 | 8 | 87.5% | 0 |
| November 2025 | 23 | 23 | 78.3% | 0 |
| December 2025 | 18 | 17 | 70.6% | 1 |
| January 2026 | 2 | 2 | 100.0% | 0 |
| March 2026 | 20 | 20 | 30.0% | 0 |
| April 2026 | 36 | 36 | 72.2% | 0 |
| May 2026 | 39 | 38 | 76.3% | 1 |
| June 2026 | 25 | 24 | 100.0% | 1 |
| July 2026 | 21 | 21 | 100.0% | 0 |