DL2171 · PDX → DTW

Delta Air Lines · Portland to Detroit · last 12 months · 150 flights tracked

82.7%on-time

DL2171 PDX→DTW: 82.7% on-time over 150 flights (last 12 months) — solid. It beats the route average (79.6%) by 3.1 points. Best day to fly: Mon (95.7%); worst: Sat (76.5%). Seasonality matters: Oct is the most reliable month (90.0%), Jul the worst (74.2%). Average arrival delay: 7.2 minutes.

Data: US BTS, last 12 months.

7.2 minavg arrival delay

0.0%cancelled

0diverted

150flights tracked

Arrival delay distribution

Early/on time · 921–60 min · 5661–180 min · 2180+ min · 0

On-time by day of week

Mon

95.7%

Tue

81.8%

Wed

77.3%

Thu

86.4%

Fri

81.8%

Sat

76.5%

Sun

77.3%

On-time by month

88.5%

Sep

90.0%

Oct

87.5%

Nov

79.2%

Jun

74.2%

Jul

80.6%

Aug

← All flights on PDX–DTW