UA637 · IAD → AUS

United Airlines · Washington Dulles to AUS · last 12 months · 254 flights tracked

92.5%on-time

UA637 IAD→AUS: 92.5% on-time over 254 flights (last 12 months) — excellent. It beats the route average (83.8%) by 8.7 points. Best day to fly: Thu (97.7%); worst: Mon (84.4%). Seasonality matters: Apr is the most reliable month (100.0%), Aug the worst (75.0%). Average arrival delay: 5.1 minutes.

Data: US BTS, last 12 months.

5.1 minavg arrival delay

0.8%cancelled

0diverted

254flights tracked

Arrival delay distribution

Early/on time · 2151–60 min · 3161–180 min · 5180+ min · 1

On-time by day of week

Mon

84.4%

Tue

93.8%

Wed

97.1%

Thu

97.7%

Fri

93.0%

Sat

91.7%

Sun

90.5%

On-time by month

96.2%

Sep

92.6%

Oct

100.0%

Nov

89.7%

Dec

94.1%

Jan

90.5%

Feb

100.0%

Mar

100.0%

Apr

90.0%

May

100.0%

Jun

88.5%

Jul

75.0%

Aug

← All flights on IAD–AUS