| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| May 20 | LGA | STL | 15:06 | 16:26 |
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| May 19 | LGA | STL | 13:24 | 14:28 |
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| May 18 | LGA | STL | 13:41 | 15:04 |
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| May 17 | LGA | STL | 13:34 | 14:39 |
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| May 15 | LGA | STL | 14:02 | 15:07 |
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| May 14 | LGA | STL | 13:27 | 14:35 |
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| May 13 | LGA | STL | 13:31 | 14:53 |
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| May 12 | LGA | STL | 13:28 | 14:37 |
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| May 11 | LGA | STL | 13:37 | 14:51 |
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| May 10 | LGA | STL | 13:20 | 14:55 |
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American Airlines Flight AA4521 connects New York, United States to St. Louis, United States, taking off from New York LaGuardia Airport LGA and landing at St. Louis Lambert International Airport STL.
How long is the AA4521 flight from New York to St. Louis?
The average flight time from New York to St. Louis is 2 hours and 14 minutes. The flight distance is 1426 km / 886 miles and the average flight speed is 639 km/h / 397 mph.
What is the On-Time Performance (OTP) of American Airlines Flight AA4521 New York to St. Louis?
The Airportia On-Time Performance Rating for American Airlines Flight AA4521 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AA4521 arriving at?
Flight AA4521 arrives at St. Louis Lambert International Airport (STL) Terminal 1.
When was the latest AA4521 flight?
The latest flight took off on Wednesday, May 20th, 2026 with the flight status being En-Route on 16:26.
How else can the flight AA4521 be referenced as?
This American Airlines flight can also be referenced as AAL4521, AA 4521, AAL 4521.
How often is flight AA4521 delayed?
On average, 10% of all AA4521 flights are delayed. The average delay is 74 minutes.
Can I get compensation for my delayed or cancelled AA4521 flight or baggage issues?
If your AA4521 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 AA4521 Flight Tracker above for more details.
Other flights departing from New York LGA: AA1695, UA1967, AA4507, AA1570
Other flights arriving at St. Louis STL: AA5541, WN61, AA3917, WN1370
All flights connecting New York LGA to St. Louis STL.