DL812 · SEA → DTW

Delta Air Lines · Seattle to Detroit · last 12 months · 365 flights tracked

92.0%on-time

DL812 SEA→DTW: 92.0% on-time over 365 flights (last 12 months) — excellent. It beats the route average (86.6%) by 5.4 points. Best day to fly: Mon (94.3%); worst: Sun (86.3%). Seasonality matters: Nov is the most reliable month (100.0%), Dec the worst (83.9%). Average arrival delay: 7.9 minutes.

Data: US BTS, last 12 months.

7.9 minavg arrival delay

0.5%cancelled

2diverted

365flights tracked

Arrival delay distribution

Early/on time · 2971–60 min · 5461–180 min · 7180+ min · 3

On-time by day of week

Mon

94.3%

Tue

92.0%

Wed

94.1%

Thu

94.2%

Fri

90.4%

Sat

92.3%

Sun

86.3%

On-time by month

90.0%

Sep

96.8%

Oct

100.0%

Nov

83.9%

Dec

93.5%

Jan

96.4%

Feb

90.0%

Mar

96.7%

Apr

83.9%

May

86.7%

Jun

90.0%

Jul

90.3%

Aug

← All flights on SEA–DTW