Alaska Airlines, Inc.
Is AS4104 delayed?
Service date: · Scheduled arrival date; departure time unavailable (America/New_York)
Last reported
Cancelled
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Boston
BOS
Scheduled
Not available
Arrival
New York
JFK
Estimated
Scheduled 19:00
Sep 21
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 25 min late
BOS → JFK
- 107 min late
BOS → JFK
- 27 min early
BOS → JFK
- 13 min late
BOS → JFK
- 126 min late
BOS → JFK
Flight history and details
Aug 24, 2026 — Sep 23, 2026
- Observed arrivals
- 13
- Arrivals over 15 minutes late
- 9
- Observed cancellations
- 1
- Observed occurrences
- 14
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 22, 2026Arrived | Boston | New York | 25 | |
| Sep 21, 2026Cancelled | Boston | New York | Not available | Not available |
| Sep 20, 2026Arrived | Boston | New York | 107 | |
| Sep 19, 2026Arrived | Boston | New York | -27 | |
| Sep 18, 2026Arrived | Boston | New York | 13 | |
| Sep 17, 2026Arrived | Boston | New York | 126 | |
| Sep 16, 2026Arrived | Boston | New York | 59 | |
| Sep 15, 2026Arrived | Boston | New York | 12 | |
| Sep 14, 2026Arrived | Boston | New York | -1 | |
| Sep 13, 2026Arrived | Boston | New York | 58 | |
| Sep 12, 2026Arrived | Boston | New York | 30 | |
| Sep 11, 2026Arrived | Boston | New York | 96 | |
| Sep 10, 2026Arrived | Boston | New York | 16 | |
| Sep 9, 2026Arrived | Boston | New York | 46 |