| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Apr 06 | SMF | SAN | 18:12 | 19:21 |
Landed
|
Track > |
| Apr 05 | SMF | SAN | 17:37 | 18:46 |
Landed
|
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| Apr 04 | SMF | SAN | 18:33 | 19:45 |
Landed
|
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| Apr 03 | SMF | SAN | 18:07 | 19:15 |
Landed
|
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| Apr 02 | SMF | SAN | 18:38 | 19:48 |
Landed Late
|
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| Apr 01 | SMF | SAN | 17:29 | 18:39 |
Landed
|
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| Mar 31 | SMF | SAN | 17:50 | 19:04 |
Landed
|
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| Mar 30 | SMF | SAN | 17:51 | 19:00 |
Landed
|
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| Mar 29 | SMF | SAN | 17:41 | 18:50 |
Landed
|
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| Mar 28 | SMF | SAN | 20:48 | 19:55 |
Unknown
|
Track > |
Southwest Airlines Flight WN4390 connects Sacramento, United States to San Diego, United States, taking off from Sacramento International Airport SMF and landing at San Diego International Airport SAN.
How long is the WN4390 flight from Sacramento to San Diego?
The average flight time from Sacramento to San Diego is 1 hour and 10 minutes. The flight distance is 773 km / 480 miles and the average flight speed is 648 km/h / 403 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4390 Sacramento to San Diego?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4390 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4390 arriving at?
Flight WN4390 arrives at San Diego International Airport (SAN) Terminal 1.
When was the latest WN4390 flight?
The latest flight took off on Tuesday, April 7th, 2026 with the flight status being Landed on 19:21.
How else can the flight WN4390 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4390, WN 4390, SWA 4390.
How often is flight WN4390 delayed?
On average, 30% of all WN4390 flights are delayed. The average delay is 14 minutes.
Can I get compensation for my delayed or cancelled WN4390 flight or baggage issues?
If your WN4390 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 WN4390 Flight Tracker above for more details.
Other flights departing from Sacramento SMF: WN2054, WN2221, WN1040, WN2748
Other flights arriving at San Diego SAN: AA386, WN2592, WN1220, WN2932
All flights connecting Sacramento SMF to San Diego SAN.