United Airlines
Is UA8223 delayed?
Yes — UA8223 landed in San Francisco 47 min late, at 22:15 on Sep 23 (as of Sep 24, 05:25 UTC). Over its last 5 recorded arrivals, 4 landed more than 15 min late.
47 min late
Official source · Updated
Departure
Boston
BOS
Scheduled
Not available
Arrival
San Francisco
SFO
Actual
Scheduled 21:28
Sep 23
Times shown in airport local time
Service date: · Scheduled arrival date; departure time unavailable (America/Los_Angeles)
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 47 min late
Boston → San Francisco
- 139 min late
Chicago → Houston
- 33 min late
San Francisco → Kahului
- 59 min late
Chicago → Washington
- 3 min early
Newark → Houston
Is UA8223 usually late?
Observation window: Aug 30, 2026 – Sep 29, 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
Boston (BOS) departures
- Left more than 15 min late
- 81 of 212
- Cancelled today
- 2
San Francisco (SFO) departures
- Left more than 15 min late
- 111 of 306
- Cancelled today
- 2
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 23, 2026Arrived | Boston | San Francisco | 47 | |
| Sep 19, 2026Arrived | Chicago | Houston | 139 | |
| Sep 17, 2026Arrived | San Francisco | Kahului | 33 | |
| Sep 15, 2026Arrived | Chicago | Washington | 59 | |
| Sep 10, 2026Arrived | Newark | Houston | -3 |
Email me if UA8223 runs late
We email you if your next UA8223 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.