UA642 · IAD → PHX

United Airlines · Washington Dulles to Phoenix · last 12 months · 130 flights tracked

86.8%on-time

UA642 IAD→PHX: 86.8% on-time over 130 flights (last 12 months) — excellent. It beats the route average (81.2%) by 5.6 points. Best day to fly: Thu (94.4%); worst: Wed (80.0%). Seasonality matters: Sep is the most reliable month (95.2%), Nov the worst (80.0%). Average arrival delay: 10.1 minutes.

Data: US BTS, last 12 months.

10.1 minavg arrival delay

0.8%cancelled

0diverted

130flights tracked

Arrival delay distribution

Early/on time · 1011–60 min · 2461–180 min · 2180+ min · 2

On-time by day of week

Mon

85.0%

Tue

90.0%

Wed

80.0%

Thu

94.4%

Fri

88.9%

Sat

86.7%

Sun

83.3%

On-time by month

95.2%

Sep

100.0%

Oct

80.0%

Nov

87.1%

Dec

86.7%

Jan

81.8%

Feb

← All flights on IAD–PHX