| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | ONT | SMF | 18:35 | 19:39 |
Landed
|
Track > |
| Jan 04 | ONT | SMF | 20:19 | 21:19 |
Landed Late
|
Track > |
| Jan 03 | ONT | SMF | 21:39 | 22:42 |
Landed Late
|
Track > |
| Jan 02 | ONT | SMF | 19:57 | 21:01 |
Landed Late
|
Track > |
| Dec 30 | ONT | SMF | 19:35 | 20:37 |
Landed
|
Track > |
| Dec 29 | ONT | SMF | 19:41 | 20:46 |
Landed
|
Track > |
| Dec 28 | ONT | SMF | 19:50 | 20:53 |
Landed
|
Track > |
| Dec 27 | ONT | SMF | 00:30 | 22:15 |
Unknown
|
Track > |
| Dec 26 | ONT | SMF | 19:45 | 20:48 |
Landed
|
Track > |
| Dec 23 | ONT | SMF | 19:35 | 20:39 |
Landed
|
Track > |
Southwest Airlines Flight WN4001 connects Ontario, United States to Sacramento, United States, taking off from Ontario International Airport ONT and landing at Sacramento International Airport SMF.
How long is the WN4001 flight from Ontario to Sacramento?
The average flight time from Ontario to Sacramento is 1 hour and 3 minutes. The flight distance is 627 km / 390 miles and the average flight speed is 581 km/h / 361 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4001 Ontario to Sacramento?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4001 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4001 arriving at?
Flight WN4001 arrives at Sacramento International Airport (SMF) Terminal B.
When was the latest WN4001 flight?
The latest flight took off on Tuesday, January 6th, 2026 with the flight status being Landed on 19:39.
How else can the flight WN4001 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4001, WN 4001, SWA 4001.
How often is flight WN4001 delayed?
On average, 60% of all WN4001 flights are delayed. The average delay is 14 minutes.
Can I get compensation for my delayed or cancelled WN4001 flight or baggage issues?
If your WN4001 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our WN4001 Flight Tracker above for more details.
Other flights departing from Ontario ONT: AS1413, WN156, WN358, A81943
Other flights arriving at Sacramento SMF: WN1572, WN2245, WN2146, WN522
All flights connecting Ontario ONT to Sacramento SMF.