DL1581 · DEN → SLC

Delta Air Lines · Denver to Salt Lake City · last 12 months · 360 flights tracked

91.1%on-time

DL1581 DEN→SLC: 91.1% on-time over 360 flights (last 12 months) — excellent. It beats the route average (78.2%) by 12.9 points. Seasonality matters: Jun is the most reliable month (100.0%), Dec the worst (77.4%). Average arrival delay: 14.1 minutes.

Data: US BTS, last 12 months.

14.1 minavg arrival delay

0.0%cancelled

0diverted

360flights tracked

Arrival delay distribution

Early/on time · 3031–60 min · 3761–180 min · 9180+ min · 11

On-time by day of week

Mon

94.2%

Tue

90.4%

Wed

88.5%

Thu

96.2%

Fri

88.5%

Sat

88.5%

Sun

91.7%

On-time by month

96.7%

Sep

93.5%

Oct

90.0%

Nov

77.4%

Dec

93.5%

Jan

96.4%

Feb

80.6%

Mar

93.1%

Apr

93.5%

May

100.0%

Jun

93.3%

Jul

87.1%

Aug

← All flights on DEN–SLC