UA448 · ORD → SFO

United Airlines · Chicago O'Hare to San Francisco · last 12 months · 76 flights tracked

77.6%on-time

UA448 ORD→SFO: 77.6% on-time over 76 flights (last 12 months) — solid. It beats the route average (66.2%) by 11.4 points. Best day to fly: Tue (100.0%); worst: Sat (50.0%). Seasonality matters: Dec is the most reliable month (88.2%), Nov the worst (69.0%). Average arrival delay: 19.7 minutes.

Data: US BTS, last 12 months.

19.7 minavg arrival delay

0.0%cancelled

0diverted

76flights tracked

Arrival delay distribution

Early/on time · 491–60 min · 1661–180 min · 10180+ min · 1

On-time by day of week

Mon

83.3%

Tue

100.0%

Wed

83.3%

Thu

66.7%

Fri

80.0%

Sat

50.0%

Sun

72.7%

On-time by month

75.0%

Sep

100.0%

Oct

69.0%

Nov

88.2%

Dec

← All flights on ORD–SFO