UA2231 · SFO → ORD

United Airlines · San Francisco to Chicago O'Hare · last 12 months · 53 flights tracked

88.5%on-time

UA2231 SFO→ORD: 88.5% on-time over 53 flights (last 12 months) — excellent. It beats the route average (75.0%) by 13.5 points. Best day to fly: Wed (100.0%); worst: Mon (75.0%). Cancellation rate is 1.9% — have a backup plan. Average arrival delay: 14.9 minutes.

Data: US BTS, last 12 months.

14.9 minavg arrival delay

1.9%cancelled

0diverted

53flights tracked

Arrival delay distribution

Early/on time · 401–60 min · 961–180 min · 2180+ min · 1

On-time by day of week

Mon

75.0%

Tue

100.0%

Wed

100.0%

Thu

100.0%

Fri

100.0%

Sat

71.4%

Sun

71.4%

On-time by month

100.0%

Oct

86.2%

Nov

88.2%

Dec

← All flights on SFO–ORD