UA1097 · ORD → SFO

United Airlines · Chicago O'Hare to San Francisco · last 12 months · 135 flights tracked

78.5%on-time

UA1097 ORD→SFO: 78.5% on-time over 135 flights (last 12 months) — solid. It beats the route average (66.2%) by 12.3 points. Best day to fly: Sat (94.7%); worst: Mon (57.9%). Seasonality matters: Mar is the most reliable month (90.3%), May the worst (50.0%). Average arrival delay: 14.4 minutes.

Data: US BTS, last 12 months.

14.4 minavg arrival delay

0.0%cancelled

0diverted

135flights tracked

Arrival delay distribution

Early/on time · 921–60 min · 3461–180 min · 7180+ min · 2

On-time by day of week

Mon

57.9%

Tue

90.0%

Wed

80.0%

Thu

84.2%

Fri

73.7%

Sat

94.7%

Sun

68.4%

On-time by month

88.5%

Jan

82.1%

Feb

90.3%

Mar

73.3%

Apr

50.0%

May

← All flights on ORD–SFO