United Airlines
Is UA343 delayed?
No delay reported yet. UA343 is scheduled to leave Atlanta at 17:55 on Nov 14 and reach San Francisco at 20:04 (as of Nov 14, 17:04 UTC).
Usually on time: arrived within 15 min of schedule on 12 of the last 13 flights.
No live update yet
Showing the published schedule until live times come in.
Update time unavailable
Departure
Atlanta
ATL
Scheduled
Nov 14
Arrival
San Francisco
SFO
Scheduled
Nov 14
Times shown in airport local time
Service date: · Scheduled departure date (America/New_York)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Also sold as OZ9528, AC4415, NZ9005, NZ9006, VA8402, VA8403
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 1 min early
Atlanta → San Francisco
- 39 min early
Atlanta → San Francisco
- 20 min early
Atlanta → San Francisco
- 35 min early
Atlanta → San Francisco
- 43 min early
Atlanta → San Francisco
Is UA343 usually late?
Period: Oct 15, 2026 – Nov 14, 2026
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. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.
At the airports today
Atlanta (ATL) departures
- Left more than 15 min late
- 89 of 146
- Cancelled today
- 106
San Francisco (SFO) departures
- Left more than 15 min late
- 26 of 61
- Cancelled today
- 43
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Nov 13, 2026Cancelled | Atlanta | San Francisco | Not available | Not available |
| Nov 12, 2026Arrived | Atlanta | San Francisco | -1 | |
| Nov 11, 2026Arrived | Atlanta | San Francisco | -39 | |
| Nov 10, 2026Arrived | Atlanta | San Francisco | -20 | |
| Nov 9, 2026Arrived | Atlanta | San Francisco | -35 | |
| Nov 8, 2026Arrived | Atlanta | San Francisco | -43 | |
| Nov 7, 2026Arrived | Atlanta | San Francisco | -30 | |
| Nov 6, 2026Arrived | Atlanta | San Francisco | -29 | |
| Nov 5, 2026Arrived | Atlanta | San Francisco | -13 | |
| Nov 4, 2026Arrived | Atlanta | San Francisco | 22 | |
| Nov 3, 2026Arrived | Atlanta | San Francisco | Not available | |
| Oct 30, 2026Arrived | San Francisco | Portland | -19 | |
| Oct 29, 2026Arrived | San Francisco | Portland | -16 | |
| Oct 26, 2026Arrived | San Francisco | Portland | -4 | |
| Oct 25, 2026Arrived | San Francisco | Portland | 2 |