American Airlines
Is AA4638 delayed?
No — AA4638 landed in Boston 9 min early, at 10:59 on Sep 28 (as of Sep 28, 15:00 UTC). Over its last 9 recorded arrivals, 2 landed more than 15 min late.
Each route and date is shown separately. Confirm that both airports match your booking.
9 min early
Official source · Updated
Departure
New York
LGA
Scheduled
Sep 28
Arrival
Boston
BOS
Actual
Scheduled 11:08
Sep 28
Times shown in airport local time
Service date: · Scheduled departure date (America/New_York)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
9 min early
Official source · Updated
Departure
Boston
BOS
Scheduled
Not available
Arrival
New York
LGA
Actual
Scheduled 13:40
Sep 28
Times shown in airport local time
Service date: · Scheduled arrival date; departure time unavailable (America/New_York)
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 9 min early
Boston → New York
- 9 min early
New York → Boston
- 13 min early
Hartford → Washington
- 8 min early
Washington → Hartford
- On schedule (8 min behind)
Hartford → Washington
Is AA4638 usually late?
Observation window: Aug 31, 2026 – Sep 30, 2026
Percentages and delay figures appear once 10 arrivals are recorded.
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
New York LaGuardia (LGA) departures
- Left more than 15 min late
- 4 of 75
- Cancelled today
- 1
Boston (BOS) departures
- Left more than 15 min late
- 81 of 214
- Cancelled today
- 2
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 28, 2026Arrived | Boston | New York | -9 | |
| Sep 28, 2026Arrived | New York | Boston | -9 | |
| Sep 8, 2026Arrived | Hartford | Washington | -13 | |
| Sep 8, 2026Arrived | Washington | Hartford | -8 | |
| Sep 7, 2026Arrived | Hartford | Washington | 8 | |
| Sep 7, 2026Arrived | Washington | Hartford | 5 | |
| Sep 4, 2026Arrived | Hartford | Washington | 98 | |
| Sep 4, 2026Arrived | Washington | Hartford | 93 | |
| Aug 31, 2026Arrived | Washington | Hartford | -16 |
Email me if AA4638 runs late
We email you if your next AA4638 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.