UA1184 · SFO → ORD

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

90.6%on-time

UA1184 SFO→ORD: 90.6% on-time over 53 flights (last 12 months) — excellent. It beats the route average (75.0%) by 15.6 points. Best day to fly: Tue (100.0%); worst: Wed (88.9%). Seasonality matters: Feb is the most reliable month (100.0%), Dec the worst (81.2%). Average arrival delay: 3.5 minutes.

Data: US BTS, last 12 months.

3.5 minavg arrival delay

0.0%cancelled

0diverted

53flights tracked

Arrival delay distribution

Early/on time · 461–60 min · 761–180 min · 0180+ min · 0

On-time by day of week

Mon

85.7%

Tue

100.0%

Wed

88.9%

Thu

85.7%

Fri

85.7%

Sat

85.7%

Sun

100.0%

On-time by month

81.2%

Dec

92.3%

Jan

100.0%

Feb

← All flights on SFO–ORD