Is AA4521 delayed?
Service date: · Scheduled departure date (America/New_York)
Arrived
<1 min early
Official source · Updated
Departure
New York
LGA
Scheduled
Sep 7
Arrival
Buffalo
BUF
Actual
Scheduled 01:23
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
LGABUF
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 13 min early
LGA → BUF
- 15 min early
LGA → BUF
- 16 min late
LGA → BUF
- 13 min early
LGA → BUF
- 1 min early
LGA → BUF
Flight history and details
Aug 22, 2026 — Sep 21, 2026
- Observed arrivals
- 16
- Arrivals over 15 minutes late
- 6
- Observed cancellations
- 1
- Observed occurrences
- 24
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 20, 2026Arrived | New York | Buffalo | -13 | |
| Sep 18, 2026Arrived | New York | Buffalo | -15 | |
| Sep 17, 2026Arrived | New York | Buffalo | 16 | |
| Sep 16, 2026Arrived | New York | Buffalo | -13 | |
| Sep 15, 2026Arrived | New York | Buffalo | -1 | |
| Sep 14, 2026Arrived | New York | Buffalo | -2 | |
| Sep 13, 2026Arrived | New York | Buffalo | 112 | |
| Sep 11, 2026Arrived | New York | Buffalo | 41 | |
| Sep 10, 2026Arrived | New York | Buffalo | 12 | |
| Sep 9, 2026Arrived | New York | Buffalo | -7 | |
| Sep 8, 2026Arrived | New York | Buffalo | -29 | |
| Sep 7, 2026Arrived | New York | Buffalo | 0 | |
| Sep 6, 2026Arrived | New York | Buffalo | 0 | |
| Sep 4, 2026Arrived | New York | Buffalo | 52 | |
| Sep 3, 2026Arrived | New York | Buffalo | 26 | |
| Sep 1, 2026Cancelled | New York | Buffalo | Not available | Not available |
| Aug 23, 2026Arrived | New York | Buffalo | 18 |