UA858 · PVG → SFO

United Airlines · Shanghai Pudong to San Francisco · last 3 months · 84 flights tracked

67.1%on-time

UA858 PVG→SFO: 67.1% on-time over 84 flights (last 3 months) — average. Best day to fly: Fri (83.3%); worst: Thu (58.3%). Seasonality matters: Oct is the most reliable month (88.9%), Aug the worst (41.4%). Cancellation rate is 2.4% — have a backup plan. Average arrival delay: 6.5 minutes.

Data: FlightAware, last 3 months.

6.5 minavg arrival delay

2.4%cancelled

0diverted

84flights tracked

Arrival delay distribution

Early/on time · 411–60 min · 3661–180 min · 5180+ min · 0

On-time by day of week

Mon

63.6%

Tue

58.3%

Wed

58.3%

Thu

58.3%

Fri

83.3%

Sat

75.0%

Sun

72.7%

On-time by month

80.0%

Jul

41.4%

Aug

76.7%

Sep

88.9%

Oct

← All flights on PVG–SFO