DL1663 · DEN → SLC

Delta Air Lines · Denver to Salt Lake City · last 12 months · 71 flights tracked

77.5%on-time

DL1663 DEN→SLC: 77.5% on-time over 71 flights (last 12 months) — solid. It trails the route average (78.2%) by 0.7 points. Best day to fly: Tue (90.9%); worst: Sat (50.0%). Seasonality matters: Nov is the most reliable month (86.2%), Dec the worst (61.1%). Average arrival delay: 10.4 minutes.

Data: US BTS, last 12 months.

10.4 minavg arrival delay

0.0%cancelled

0diverted

71flights tracked

Arrival delay distribution

Early/on time · 461–60 min · 2161–180 min · 4180+ min · 0

On-time by day of week

Mon

90.9%

Tue

90.9%

Wed

72.7%

Thu

81.8%

Fri

75.0%

Sat

50.0%

Sun

77.8%

On-time by month

79.2%

Oct

86.2%

Nov

61.1%

Dec

← All flights on DEN–SLC