DL421 · LAS → DTW

Delta Air Lines · Las Vegas to Detroit · last 12 months · 98 flights tracked

89.7%on-time

DL421 LAS→DTW: 89.7% on-time over 98 flights (last 12 months) — excellent. It beats the route average (80.6%) by 9.1 points. Best day to fly: Thu (100.0%); worst: Fri (76.9%). Seasonality matters: Apr is the most reliable month (100.0%), Jan the worst (85.2%). Average arrival delay: 8.1 minutes.

Data: US BTS, last 12 months.

8.1 minavg arrival delay

0.0%cancelled

1diverted

98flights tracked

Arrival delay distribution

Early/on time · 701–60 min · 2261–180 min · 4180+ min · 1

On-time by day of week

Mon

92.9%

Tue

92.9%

Wed

78.6%

Thu

100.0%

Fri

76.9%

Sat

92.9%

Sun

92.9%

On-time by month

85.2%

Jan

85.7%

Feb

90.3%

Mar

100.0%

Apr

← All flights on LAS–DTW