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United Airlines

Is UA878 delayed?

No, UA878 landed in San Francisco 44 min early, at 18:03 on Nov 13 (as of Nov 14, 02:03 UTC).

Usually on time: arrived within 15 min of schedule on 7 of the last 10 flights.

Arrived

44 min early

Official source · Updated

Departure

Hong Kong

HKG

Actual

Scheduled 22:30

Nov 13

Arrival

San Francisco

SFO

Actual

Scheduled 18:48

Nov 13

Times shown in airport local time

Service date: · Scheduled departure date (Asia/Hong_Kong)

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual

Route overview: Hong Kong → San FranciscoHKGSFO
Hong Kong → San Francisco

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • Hong Kong → San Francisco

    44 min early

  • Hong Kong → San Francisco

    25 min late

  • Hong Kong → San Francisco

    165 min late

  • Hong Kong → San Francisco

    41 min early

  • Hong Kong → San Francisco

    On schedule (1 min behind)

Is UA878 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
10
On time
70%
of 10 arrivals
Late
30%
of 10 arrivals
Cancelled
4%
of 28 flights
Median arrival delay
1 min
9 in 10 arrived within
52 min

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.

How flight status works

At the airports today

Hong Kong (HKG) departures

Left more than 15 min late
38 of 170
Cancelled today
2
Flights from Hong Kong to San Francisco today

San Francisco (SFO) departures

Left more than 15 min late
25 of 32
Cancelled today
39

Related flights

Other flights HKG → SFO

Return flights SFO → HKG

All United Airlines flights

Flight history and details
UA878 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 15, 2026CancelledHong KongSan FranciscoNot availableNot available
Nov 13, 2026ArrivedHong KongSan Francisco-44
Nov 12, 2026ArrivedHong KongSan Francisco25
Nov 11, 2026ArrivedHong KongSan Francisco165
Nov 10, 2026ArrivedHong KongSan Francisco-41
Nov 9, 2026ArrivedHong KongSan Francisco1
Nov 8, 2026ArrivedHong KongSan Francisco-17
Nov 7, 2026ArrivedHong KongSan Francisco0
Nov 6, 2026ArrivedHong KongSan Francisco40
Nov 5, 2026ArrivedHong KongSan Francisco4
Nov 4, 2026ArrivedHong KongSan Francisco-46
Nov 3, 2026ArrivedHong KongSan FranciscoNot available
Nov 2, 2026ArrivedHong KongSan FranciscoNot available
Nov 1, 2026ArrivedHong KongSan FranciscoNot available
Oct 31, 2026ArrivedHong KongSan FranciscoNot available
Oct 30, 2026ArrivedHong KongSan FranciscoNot available
Oct 29, 2026ArrivedHong KongSan FranciscoNot available
Oct 28, 2026ArrivedHong KongSan FranciscoNot available
Oct 27, 2026ArrivedHong KongSan FranciscoNot available
Oct 26, 2026ArrivedHong KongSan FranciscoNot available
Oct 25, 2026ArrivedHong KongSan FranciscoNot available
Oct 24, 2026ArrivedHong KongSan FranciscoNot available
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