| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 16 | LGA | BUF | 19:59 | 21:30 |
Scheduled
|
Track > |
| Sep 04 | LGA | BUF | 21:15 | 21:41 |
En-Route
|
Track > |
| Sep 02 | LGA | BUF | 19:59 | 21:31 |
Cancelled
|
Track > |
| Claim > | ||||||
| Sep 01 | LGA | BUF | 19:59 | 21:31 |
Cancelled
|
Track > |
| Aug 28 | LGA | BUF | 21:10 | 21:41 |
En-Route
|
Track > |
| Aug 27 | LGA | BUF | 19:59 | 21:31 |
Cancelled
|
Track > |
| Aug 20 | LGA | BUF | 19:59 | 21:31 |
Cancelled
|
Track > |
| Aug 10 | LGA | BUF | 19:59 | 21:31 |
Cancelled
|
Track > |
| Aug 07 | LGA | BUF | 20:09 | 21:41 |
Cancelled
|
Track > |
| Aug 06 | LGA | BUF | 19:59 | 21:31 |
Cancelled
|
Track > |
American Airlines Flight AA4521 connects New York, United States to Buffalo, United States, taking off from New York LaGuardia Airport LGA and landing at Buffalo Niagara International Airport BUF.
What is the On-Time Performance (OTP) of American Airlines Flight AA4521 New York to Buffalo?
The Airportia On-Time Performance Rating for American Airlines Flight AA4521 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AA4521 flight?
The latest flight took off on Thursday, September 17th, 2026 with the flight status being Scheduled on 21:30.
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, 0% of all AA4521 flights are delayed. The average delay is 0 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: DL4928, AA4341, WN3528, DL2181
Other flights arriving at Buffalo BUF: WN1325, WN2769, PT5795, WN940
All flights connecting New York LGA to Buffalo BUF.
