UA2639 · DFW → IAD

United Airlines · Dallas/Fort Worth to Washington Dulles · last 12 months · 281 flights tracked

90.6%on-time

UA2639 DFW→IAD: 90.6% on-time over 281 flights (last 12 months) — excellent. It beats the route average (77.4%) by 13.2 points. Best day to fly: Fri (94.1%); worst: Thu (85.7%). Seasonality matters: Aug is the most reliable month (100.0%), Oct the worst (78.9%). Average arrival delay: 7.5 minutes.

Data: US BTS, last 12 months.

7.5 minavg arrival delay

1.4%cancelled

0diverted

281flights tracked

Arrival delay distribution

Early/on time · 2211–60 min · 4961–180 min · 3180+ min · 4

On-time by day of week

Mon

94.0%

Tue

92.0%

Wed

89.5%

Thu

85.7%

Fri

94.1%

Sat

88.9%

Sun

89.4%

On-time by month

94.1%

Sep

78.9%

Oct

86.4%

Nov

90.3%

Dec

100.0%

Jan

95.2%

Feb

87.0%

Mar

90.0%

Apr

88.9%

May

78.9%

Jun

96.0%

Jul

100.0%

Aug

← All flights on DFW–IAD