| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 07 | LAX | SAT | 10:40 | 15:19 |
Landed
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| Mar 06 | LAX | SAT | 10:20 | 14:46 |
Landed
|
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| Mar 05 | LAX | SAT | 10:15 | 14:39 |
Landed
|
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| Mar 04 | LAX | SAT | 10:32 | 15:01 |
Landed
|
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| Mar 02 | LAX | SAT | 10:30 | 14:58 |
Landed
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| Mar 01 | LAX | SAT | 12:26 | 16:58 |
Delayed
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| Feb 28 | LAX | SAT | 10:17 | 14:52 |
Landed
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| Feb 27 | LAX | SAT | 12:42 | 17:08 |
Delayed
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| Feb 26 | LAX | SAT | 10:53 | 15:24 |
Landed
|
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| Oct 05 | LAX | SAT | 09:45 | 14:08 |
Landed
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Alaska Airlines Flight AS4521 connects Los Angeles, United States to San Antonio, United States, taking off from Los Angeles International Airport LAX and landing at San Antonio International Airport SAT.
How long is the AS4521 flight from Los Angeles to San Antonio?
The average flight time from Los Angeles to San Antonio is 2 hours and 29 minutes. The flight distance is 1944 km / 1208 miles and the average flight speed is 782 km/h / 486 mph.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS4521 Los Angeles to San Antonio?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS4521 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AS4521 arriving at?
Flight AS4521 arrives at San Antonio International Airport (SAT) Terminal B.
When was the latest AS4521 flight?
The latest flight took off on Saturday, March 7th, 2026 with the flight status being Landed on 15:19.
How else can the flight AS4521 be referenced as?
This Alaska Airlines flight can also be referenced as ASA4521, AS 4521, ASA 4521.
How often is flight AS4521 delayed?
On average, 40% of all AS4521 flights are delayed. The average delay is 61 minutes.
Can I get compensation for my delayed or cancelled AS4521 flight or baggage issues?
If your AS4521 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 AS4521 Flight Tracker above for more details.
Other flights departing from Los Angeles LAX: AS833, AA6497, AA793, DL4473
Other flights arriving at San Antonio SAT: WN115, WN2250, AA6497, WN1368
All flights connecting Los Angeles LAX to San Antonio SAT.
