UA599 · IAD → DEN

United Airlines · Washington Dulles to Denver · last 12 months · 289 flights tracked

69.4%on-time

UA599 IAD→DEN: 69.4% on-time over 289 flights (last 12 months) — average. It trails the route average (83.1%) by 13.7 points. Best day to fly: Tue (78.0%); worst: Fri (55.0%). Seasonality matters: Nov is the most reliable month (86.7%), Aug the worst (35.5%). Average arrival delay: 25.1 minutes.

Data: US BTS, last 12 months.

25.1 minavg arrival delay

1.0%cancelled

2diverted

289flights tracked

Arrival delay distribution

Early/on time · 1361–60 min · 11161–180 min · 30180+ min · 7

On-time by day of week

Mon

70.7%

Tue

78.0%

Wed

72.5%

Thu

75.6%

Fri

55.0%

Sat

68.3%

Sun

65.0%

On-time by month

66.7%

Oct

86.7%

Nov

67.7%

Dec

70.0%

Jan

72.7%

Feb

74.1%

Mar

83.3%

Apr

77.4%

May

60.0%

Jun

65.5%

Jul

35.5%

Aug

← All flights on IAD–DEN