United Airlines
Is UA877 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
16 min early
Official source · Updated
Departure
San Francisco
SFO
Actual
Scheduled 23:50
Sep 5
Arrival
Hong Kong
HKG
Actual
Scheduled 05:00
Sep 6
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
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.
- 56 min early
SFO → HKG
- 59 min early
SFO → HKG
- 35 min early
SFO → HKG
- 33 min early
SFO → HKG
- 55 min early
SFO → HKG
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 20
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 29
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 | San Francisco | Hong Kong | -56 | |
| Sep 17, 2026Arrived | San Francisco | Hong Kong | -59 | |
| Sep 16, 2026Arrived | San Francisco | Hong Kong | -35 | |
| Sep 15, 2026Arrived | San Francisco | Hong Kong | -33 | |
| Sep 14, 2026Arrived | San Francisco | Hong Kong | -55 | |
| Sep 13, 2026Arrived | San Francisco | Hong Kong | -1 | |
| Sep 12, 2026Arrived | San Francisco | Hong Kong | -50 | |
| Sep 11, 2026Arrived | San Francisco | Hong Kong | -51 | |
| Sep 10, 2026Arrived | San Francisco | Hong Kong | -67 | |
| Sep 9, 2026Arrived | San Francisco | Hong Kong | 4 | |
| Sep 5, 2026Arrived | San Francisco | Hong Kong | -33 | |
| Sep 4, 2026Arrived | San Francisco | Hong Kong | -16 | |
| Sep 3, 2026Arrived | San Francisco | Hong Kong | -22 | |
| Sep 2, 2026Arrived | San Francisco | Hong Kong | 29 | |
| Sep 1, 2026Arrived | San Francisco | Hong Kong | 110 | |
| Aug 31, 2026Arrived | San Francisco | Hong Kong | -13 | |
| Aug 30, 2026Arrived | San Francisco | Hong Kong | -42 | |
| Aug 29, 2026Arrived | San Francisco | Hong Kong | -29 | |
| Aug 28, 2026Arrived | San Francisco | Hong Kong | -59 | |
| Aug 26, 2026Arrived | San Francisco | Hong Kong | -41 |