Is UA4657 delayed?
No — UA4657 landed in San Francisco 49 min early, at 10:36 on Sep 29 (as of Sep 29, 18:13 UTC).
Usually on time: arrived within 15 min of schedule on 8 of the last 15 flights.
49 min early
Official source · Updated
Departure
Aspen
ASE
Scheduled
Not available
Arrival
San Francisco
SFO
Actual
Scheduled 11:25
Sep 29
Times shown in airport local time
Service date: · Scheduled arrival date; departure time unavailable (America/Los_Angeles)
Market settled: On time.
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
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.
Also sold as NZ2032, NZ9368
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 49 min early
Aspen → San Francisco
- 26 min late
Aspen → San Francisco
- 47 min late
Aspen → San Francisco
- 26 min early
Aspen → San Francisco
- 19 min late
Aspen → San Francisco
Is UA4657 usually late?
Observation window: Aug 31, 2026 – Sep 30, 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. 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
San Francisco (SFO) departures
- Left more than 15 min late
- 144 of 412
- Cancelled today
- 2
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 29, 2026Arrived | Aspen | San Francisco | -49 | |
| Sep 28, 2026Arrived | Aspen | San Francisco | 26 | |
| Sep 27, 2026Arrived | Aspen | San Francisco | 47 | |
| Sep 26, 2026Arrived | Aspen | San Francisco | -26 | |
| Sep 25, 2026Arrived | Aspen | San Francisco | 19 | |
| Sep 24, 2026Arrived | Aspen | San Francisco | -36 | |
| Sep 20, 2026Arrived | Appleton | Chicago | 360 | |
| Sep 19, 2026Arrived | Appleton | Chicago | 253 | |
| Sep 13, 2026Arrived | Appleton | Chicago | -10 | |
| Sep 12, 2026Arrived | Appleton | Chicago | -36 | |
| Sep 8, 2026Arrived | Appleton | Chicago | -22 | |
| Sep 7, 2026Arrived | Colorado Springs | Denver | 6 | |
| Sep 6, 2026Arrived | Colorado Springs | Denver | -23 | |
| Sep 5, 2026Arrived | Colorado Springs | Denver | 36 | |
| Sep 4, 2026Arrived | Colorado Springs | Denver | 34 |
Email me if UA4657 runs late
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