United Airlines
Is UA8143 delayed?
No outcome was recorded for UA8143 on Sep 20; it was scheduled to reach San Francisco at 00:24 (as of Sep 28, 12:32 UTC). Over its last 4 recorded arrivals, 1 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 20
Arrival
San Francisco
SFO
Scheduled
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
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 14 min early
Seattle → Dulles
- 5 min early
Denver → Dallas-Fort Worth
- On schedule (11 min behind)
Newark → San Francisco
- 91 min late
Newark → San Francisco
Flight history and details
Aug 29, 2026 — Sep 28, 2026
- Observed arrivals
- 4
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 0
- Observed occurrences
- 4
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 18, 2026Arrived | Seattle | Dulles | -14 | |
| Sep 17, 2026Arrived | Denver | Dallas-Fort Worth | -5 | |
| Sep 14, 2026Arrived | Newark | San Francisco | 11 | |
| Sep 11, 2026Arrived | Newark | San Francisco | 91 |