| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Apr 06 | STL | SFO | 08:44 | 10:45 |
Landed
|
Track > |
| Apr 05 | STL | SFO | 12:35 | 14:27 |
Landed
|
Track > |
| Apr 03 | STL | SFO | 08:45 | 10:53 |
Landed
|
Track > |
| Apr 02 | STL | SFO | 08:41 | 10:54 |
Landed
|
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| Apr 01 | STL | SFO | 09:57 | 12:05 |
Delayed
|
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| Mar 31 | STL | SFO | 08:51 | 11:06 |
Landed
|
Track > |
| Mar 30 | STL | SFO | 08:41 | 10:46 |
Landed
|
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| Mar 29 | STL | SFO | 13:02 | 14:52 |
Landed
|
Track > |
| Mar 27 | STL | SFO | 08:35 | 10:34 |
Landed
|
Track > |
| Mar 26 | STL | SFO | 08:35 | 10:35 |
Landed
|
Track > |
Southwest Airlines Flight WN4555 connects St. Louis, United States to San Francisco, United States, taking off from St. Louis Lambert International Airport STL and landing at San Francisco International Airport SFO.
How long is the WN4555 flight from St. Louis to San Francisco?
The average flight time from St. Louis to San Francisco is 4 hours and 3 minutes. The flight distance is 2786 km / 1731 miles and the average flight speed is 688 km/h / 428 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4555 St. Louis to San Francisco?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4555 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4555 arriving at?
Flight WN4555 arrives at San Francisco International Airport (SFO) Terminal 2.
When was the latest WN4555 flight?
The latest flight took off on Monday, April 6th, 2026 with the flight status being Landed on 10:45.
How else can the flight WN4555 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4555, WN 4555, SWA 4555.
How often is flight WN4555 delayed?
On average, 20% of all WN4555 flights are delayed. The average delay is 30 minutes.
Can I get compensation for my delayed or cancelled WN4555 flight or baggage issues?
If your WN4555 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 WN4555 Flight Tracker above for more details.
Other flights departing from St. Louis STL: WN4589, WN1972, WN784, WN3506
Other flights arriving at San Francisco SFO: AA2933, AA6249, WN882, WN3402
All flights connecting St. Louis STL to San Francisco SFO.