YX4779 · DCA → IAH

YX · Washington National to Houston · last 12 months · 120 flights tracked

75.0%on-time

YX4779 DCA→IAH: 75.0% on-time over 120 flights (last 12 months) — solid. It trails the route average (80.3%) by 5.3 points. Best day to fly: Mon (88.9%); worst: Thu (50.0%). Seasonality matters: Nov is the most reliable month (84.6%), Sep the worst (66.7%). Cancellation rate is 3.3% — have a backup plan. Average arrival delay: 16.6 minutes.

Data: US BTS, last 12 months.

16.6 minavg arrival delay

3.3%cancelled

0diverted

120flights tracked

Arrival delay distribution

Early/on time · 701–60 min · 3561–180 min · 9180+ min · 2

On-time by day of week

Mon

88.9%

Tue

82.4%

Wed

68.8%

Thu

50.0%

Fri

81.2%

Sat

82.4%

Sun

68.8%

On-time by month

66.7%

Sep

74.2%

Oct

84.6%

Nov

70.4%

Dec

100.0%

Jan

← All flights on DCA–IAH