Is AA4539 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
12 min early
Official source · Updated
Departure
Pittsburgh
PIT
Actual
Scheduled 13:57
Sep 5
Arrival
Chicago
ORD
Actual
Scheduled 10:01
Sep 5
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
PITORD
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 5 min early
PIT → ORD
- 63 min late
PIT → ORD
- 42 min early
PIT → ORD
- 7 min early
PIT → ORD
- 52 min early
PIT → ORD
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 13
- Arrivals over 15 minutes late
- 1
- 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 17, 2026Cancelled | Pittsburgh | Chicago | Not available | Not available |
| Sep 16, 2026Arrived | Pittsburgh | Chicago | -5 | |
| Sep 15, 2026Arrived | Pittsburgh | Chicago | 63 | |
| Sep 14, 2026Arrived | Pittsburgh | Chicago | -42 | |
| Sep 13, 2026Arrived | Pittsburgh | Chicago | -7 | |
| Sep 12, 2026Arrived | Pittsburgh | Chicago | -52 | |
| Sep 11, 2026Arrived | Pittsburgh | Chicago | -9 | |
| Sep 10, 2026Arrived | Pittsburgh | Chicago | -8 | |
| Sep 9, 2026Arrived | Pittsburgh | Chicago | -3 | |
| Sep 8, 2026Arrived | Pittsburgh | Chicago | -5 | |
| Sep 7, 2026Arrived | Pittsburgh | Chicago | -6 | |
| Sep 6, 2026Arrived | Pittsburgh | Chicago | 6 | |
| Sep 5, 2026Arrived | Pittsburgh | Chicago | -12 | |
| Sep 4, 2026Arrived | Pittsburgh | Chicago | -28 |