DL1731 · DEN → SEA

Delta Air Lines · Denver to Seattle · last 12 months · 364 flights tracked

89.4%on-time

DL1731 DEN→SEA: 89.4% on-time over 364 flights (last 12 months) — excellent. It beats the route average (74.5%) by 14.9 points. Best day to fly: Tue (96.1%); worst: Sun (78.8%). Seasonality matters: Jun is the most reliable month (100.0%), Dec the worst (62.1%). Average arrival delay: 9.7 minutes.

Data: US BTS, last 12 months.

9.7 minavg arrival delay

1.4%cancelled

0diverted

364flights tracked

Arrival delay distribution

Early/on time · 2841–60 min · 6461–180 min · 6180+ min · 5

On-time by day of week

Mon

88.5%

Tue

96.1%

Wed

92.2%

Thu

86.5%

Fri

94.1%

Sat

90.0%

Sun

78.8%

On-time by month

100.0%

Sep

86.7%

Oct

80.0%

Nov

62.1%

Dec

87.1%

Jan

92.9%

Feb

90.0%

Mar

100.0%

Apr

96.8%

May

100.0%

Jun

86.7%

Jul

90.3%

Aug

← All flights on DEN–SEA