| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 02 | LAX | SFO | 20:41 | 21:38 |
Landed Late
|
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| Jul 26 | LAX | SFO | 20:56 | 21:46 |
Delayed
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| Jul 19 | LAX | SFO | 20:38 | 21:35 |
Landed Late
|
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| Jul 12 | LAX | SFO | 20:19 | 21:11 |
Landed Late
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| Jul 05 | LAX | SFO | 21:22 | 22:22 |
Delayed
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| Jun 28 | LAX | SFO | 21:52 | 20:55 |
Unknown
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| Jun 21 | LAX | SFO | 20:24 | 21:24 |
Landed Late
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| Jun 14 | LAX | SFO | 20:21 | 21:28 |
Landed Late
|
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| Jun 07 | LAX | SFO | 21:31 | 22:22 |
Delayed
|
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Southwest Airlines Flight WN4857 connects Los Angeles, United States to San Francisco, United States, taking off from Los Angeles International Airport LAX and landing at San Francisco International Airport SFO.
How long is the WN4857 flight from Los Angeles to San Francisco?
The average flight time from Los Angeles to San Francisco is 56 minutes. The flight distance is 543 km / 338 miles and the average flight speed is 560 km/h / 348 mph.
How many WN4857 flights are operated per week?
1 flight per week. The flight WN4857 is operated on Monday.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4857 Los Angeles to San Francisco?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4857 is 4.3/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4857 arriving at?
Flight WN4857 arrives at San Francisco International Airport (SFO) Terminal 2.
When was the latest WN4857 flight?
The latest flight took off on Monday, August 3rd, 2026 with the flight status being Landed on 21:38.
How else can the flight WN4857 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4857, WN 4857, SWA 4857.
How often is flight WN4857 delayed?
On average, 89% of all WN4857 flights are delayed. The average delay is 48 minutes.
Can I get compensation for my delayed or cancelled WN4857 flight or baggage issues?
If your WN4857 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 WN4857 Flight Tracker above for more details.
Other flights departing from Los Angeles LAX: LX41, UA3782, BF731, K4256
Other flights arriving at San Francisco SFO: UA368, DL509, AA1620, WN3710
All flights connecting Los Angeles LAX to San Francisco SFO.