Is UA4539 delayed?
No outcome was recorded for UA4539 on Sep 28; it was scheduled to reach Greensboro at 10:01 (as of Sep 29, 00:34 UTC). Over its last 23 recorded arrivals, 10 landed more than 15 min late.
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
Chicago
ORD
Scheduled
Sep 28
Arrival
Greensboro
GSO
Scheduled
Sep 28
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
Think UA4539 runs late on Sep 29? Delayed is trading at 23¢ — pays out x4.26.
Will United Airlines UAL 4539 from Chicago to Greensboro arrive on time, be delayed, or be cancelled on Sep 29?Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 206 min late
Chicago → Greensboro
- 9 min early
Chicago → Greensboro
- 17 min early
Chicago → Greensboro
- On time
Chicago → Greensboro
- 28 min early
State College → Chicago
Flight history and details
Aug 30, 2026 — Sep 29, 2026
- Observed arrivals
- 23
- Arrivals over 15 minutes late
- 10
- Observed cancellations
- 0
- Observed occurrences
- 25
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 27, 2026Arrived | Chicago | Greensboro | 206 | |
| Sep 26, 2026Arrived | Chicago | Greensboro | -9 | |
| Sep 25, 2026Arrived | Chicago | Greensboro | -17 | |
| Sep 24, 2026Arrived | Chicago | Greensboro | 0 | |
| Sep 23, 2026Arrived | State College | Chicago | -28 | |
| Sep 22, 2026Arrived | State College | Chicago | -27 | |
| Sep 21, 2026Arrived | State College | Chicago | 57 | |
| Sep 20, 2026Arrived | State College | Chicago | 48 | |
| Sep 19, 2026Arrived | State College | Chicago | 235 | |
| Sep 18, 2026Arrived | State College | Chicago | 11 | |
| Sep 17, 2026Arrived | State College | Chicago | 213 | |
| Sep 16, 2026Arrived | State College | Chicago | 26 | |
| Sep 15, 2026Arrived | State College | Chicago | 97 | |
| Sep 14, 2026Arrived | State College | Chicago | -20 | |
| Sep 13, 2026Arrived | State College | Chicago | 84 | |
| Sep 12, 2026Arrived | State College | Chicago | -15 | |
| Sep 11, 2026Arrived | State College | Chicago | -5 | |
| Sep 10, 2026Arrived | State College | Chicago | -6 | |
| Sep 9, 2026Arrived | State College | Chicago | 28 | |
| Sep 8, 2026Arrived | State College | Chicago | -44 | |
| Sep 7, 2026Arrived | Buffalo | Dulles | -24 | |
| Sep 6, 2026Arrived | Buffalo | Dulles | 203 | |
| Sep 4, 2026Arrived | Buffalo | Dulles | -27 |