DL432 · IAD → SLC

Delta Air Lines · Washington Dulles to Salt Lake City · last 12 months · 364 flights tracked

85.2%on-time

DL432 IAD→SLC: 85.2% on-time over 364 flights (last 12 months) — excellent. It beats the route average (81.4%) by 3.8 points. Seasonality matters: Aug is the most reliable month (96.8%), Nov the worst (69.0%). Cancellation rate is 1.6% — have a backup plan. Average arrival delay: 15.9 minutes.

Data: US BTS, last 12 months.

15.9 minavg arrival delay

1.6%cancelled

0diverted

364flights tracked

Arrival delay distribution

Early/on time · 2371–60 min · 10161–180 min · 11180+ min · 9

On-time by day of week

Mon

88.0%

Tue

84.3%

Wed

88.5%

Thu

84.0%

Fri

84.6%

Sat

82.7%

Sun

84.3%

On-time by month

93.3%

Sep

87.1%

Oct

69.0%

Nov

70.0%

Dec

75.9%

Jan

73.1%

Feb

83.3%

Mar

90.0%

Apr

93.5%

May

93.3%

Jun

93.5%

Jul

96.8%

Aug

← All flights on IAD–SLC