Is AA4643 delayed?
Service date: · Scheduled departure date (America/New_York)
Arrived
47 min late
Updated
Departure
Boston
BOS
Actual
Scheduled 09:00
Aug 30
Arrival
Buffalo
BUF
Actual
Scheduled 14:46
Aug 30
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
BOSBUF
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 9 min late
BOS → PHL
- 18 min early
BOS → PHL
- 11 min late
BOS → PHL
- 8 min early
BOS → PHL
- 33 min late
BOS → PHL
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 9
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 1
- Observed occurrences
- 11
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 16, 2026Arrived | Boston | Philadelphia | 9 | |
| Sep 15, 2026Arrived | Boston | Philadelphia | -18 | |
| Sep 14, 2026Arrived | Boston | Philadelphia | 11 | |
| Sep 13, 2026Cancelled | Boston | Philadelphia | Not available | Not available |
| Sep 12, 2026Arrived | Boston | Philadelphia | -8 | |
| Sep 11, 2026Arrived | Boston | Philadelphia | 33 | |
| Sep 10, 2026Arrived | Boston | Philadelphia | 42 | |
| Sep 9, 2026Arrived | Boston | Philadelphia | -14 | |
| Sep 6, 2026Arrived | Boston | Buffalo | -19 | |
| Aug 30, 2026Arrived | Boston | Buffalo | 47 |