Is AZ4384 delayed?
Service date: · Scheduled departure date (America/New_York)
Estimated arrivalLast reported
20 min early
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Boston
BOS
Scheduled
Sep 16
Arrival
Chicago
ORD
Estimated
Scheduled 19:00
Sep 16
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Operating flight: UAL2040
View this flight’s market
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Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 21 min early
BOS → ORD
- 20 min early
BOS → ORD
- 3 min late
BOS → ORD
- 30 min early
BOS → ORD
- 24 min early
BOS → ORD
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 11
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- 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 15, 2026Arrived | Boston | Chicago | -21 | |
| Sep 14, 2026Arrived | Boston | Chicago | -20 | |
| Sep 13, 2026Arrived | Boston | Chicago | 3 | |
| Sep 12, 2026Arrived | Boston | Chicago | -30 | |
| Sep 11, 2026Arrived | Boston | Chicago | -24 | |
| Sep 10, 2026Arrived | Boston | Chicago | -1 | |
| Sep 8, 2026Arrived | Boston | Chicago | -28 | |
| Sep 7, 2026Arrived | Boston | Chicago | -27 | |
| Sep 6, 2026Arrived | Boston | Chicago | -30 | |
| Sep 5, 2026Arrived | Boston | Chicago | -29 | |
| Sep 4, 2026Arrived | Boston | Chicago | -11 |