Is UA878 delayed?
Service date: · Scheduled departure date (Asia/Hong_Kong)
Arrived
20 min late
Official source · Updated
Departure
Hong Kong
HKG
Actual
Scheduled 22:51
Sep 19
Arrival
San Francisco
SFO
Actual
Scheduled 20:03
Sep 19
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
View this flight’s market
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.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 20 min late
HKG → SFO
- 25 min early
HKG → SFO
- 28 min early
HKG → SFO
- 15 min early
HKG → SFO
- 39 min early
HKG → SFO
Flight history and details
Aug 21, 2026 — Sep 20, 2026
- Observed arrivals
- 27
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 1
- 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 19, 2026Arrived | Hong Kong | San Francisco | 20 | |
| Sep 18, 2026Arrived | Hong Kong | San Francisco | -25 | |
| Sep 17, 2026Arrived | Hong Kong | San Francisco | -28 | |
| Sep 16, 2026Arrived | Hong Kong | San Francisco | -15 | |
| Sep 15, 2026Arrived | Hong Kong | San Francisco | -39 | |
| Sep 14, 2026Arrived | Hong Kong | San Francisco | 1 | |
| Sep 13, 2026Arrived | Hong Kong | San Francisco | 0 | |
| Sep 12, 2026Arrived | Hong Kong | San Francisco | -28 | |
| Sep 11, 2026Arrived | Hong Kong | San Francisco | -19 | |
| Sep 10, 2026Arrived | Hong Kong | San Francisco | -2 | |
| Sep 9, 2026Arrived | Hong Kong | San Francisco | -19 | |
| Sep 8, 2026Arrived | Hong Kong | San Francisco | -18 | |
| Sep 7, 2026Arrived | Hong Kong | San Francisco | -20 | |
| Sep 6, 2026Arrived | Hong Kong | San Francisco | -4 | |
| Sep 5, 2026Arrived | Hong Kong | San Francisco | -39 | |
| Sep 4, 2026Arrived | Hong Kong | San Francisco | -35 | |
| Sep 3, 2026Arrived | Hong Kong | San Francisco | -52 | |
| Sep 2, 2026Arrived | Hong Kong | San Francisco | -42 | |
| Sep 1, 2026Arrived | Hong Kong | San Francisco | -45 | |
| Aug 31, 2026Arrived | Hong Kong | San Francisco | -36 | |
| Aug 30, 2026Arrived | Hong Kong | San Francisco | 4 | |
| Aug 29, 2026Arrived | Hong Kong | San Francisco | -18 | |
| Aug 28, 2026Arrived | Hong Kong | San Francisco | -16 | |
| Aug 27, 2026Cancelled | Hong Kong | San Francisco | Not available | Not available |
| Aug 26, 2026Arrived | Hong Kong | San Francisco | -2 | |
| Aug 25, 2026Arrived | Hong Kong | San Francisco | -14 | |
| Aug 23, 2026Arrived | Hong Kong | San Francisco | -15 | |
| Aug 22, 2026Arrived | Hong Kong | San Francisco | -18 |