United Airlines
Is UA8129 delayed?
Yes — UA8129 landed in Charlotte 33 min late, at 21:32 on Sep 21 (as of Sep 22, 01:32 UTC). Over its last 3 recorded arrivals, 2 landed more than 15 min late.
33 min late
Official source · Updated
Departure
Chicago
ORD
Scheduled
Sep 21
Arrival
Charlotte
CLT
Actual
Scheduled 20:59
Sep 21
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 33 min late
Chicago → Charlotte
- 131 min late
Chicago → Boston
- <1 min early
San Francisco → Columbus
Is UA8129 usually late?
Observation window: Sep 2, 2026 – Oct 2, 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
Chicago (ORD) departures
- Left more than 15 min late
- 186 of 214
- Cancelled today
- 17
Charlotte (CLT) departures
- Left more than 15 min late
- 107 of 501
- Cancelled today
- 1
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 21, 2026Arrived | Chicago | Charlotte | 33 | |
| Sep 17, 2026Arrived | Chicago | Boston | 131 | |
| Sep 13, 2026Arrived | San Francisco | Columbus | 0 |
Email me if UA8129 runs late
We email you if your next UA8129 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.