UA664 · LAS → ORD

United Airlines · Las Vegas to Chicago O'Hare · last 12 months · 352 flights tracked

86.2%on-time

UA664 LAS→ORD: 86.2% on-time over 352 flights (last 12 months) — excellent. It beats the route average (75.6%) by 10.6 points. Best day to fly: Mon (92.3%); worst: Fri (77.6%). Seasonality matters: Apr is the most reliable month (100.0%), Aug the worst (71.0%). Average arrival delay: 13.7 minutes.

Data: US BTS, last 12 months.

13.7 minavg arrival delay

0.3%cancelled

3diverted

352flights tracked

Arrival delay distribution

Early/on time · 2551–60 min · 8061–180 min · 5180+ min · 8

On-time by day of week

Mon

92.3%

Tue

89.4%

Wed

85.1%

Thu

92.0%

Fri

77.6%

Sat

84.3%

Sun

82.7%

On-time by month

96.7%

Sep

90.3%

Oct

82.8%

Nov

96.7%

Dec

83.3%

Jan

96.4%

Feb

86.2%

Mar

100.0%

Apr

77.4%

May

76.7%

Jun

74.2%

Jul

71.0%

Aug

← All flights on LAS–ORD