AS643 · DEN → SEA

Alaska Airlines · Denver to Seattle · last 12 months · 294 flights tracked

89.5%on-time

AS643 DEN→SEA: 89.5% on-time over 294 flights (last 12 months) — excellent. It beats the route average (74.5%) by 15.0 points. Best day to fly: Tue (97.7%); worst: Sun (81.4%). Seasonality matters: Aug is the most reliable month (100.0%), Dec the worst (69.0%). Average arrival delay: 7.9 minutes.

Data: US BTS, last 12 months.

7.9 minavg arrival delay

0.0%cancelled

0diverted

294flights tracked

Arrival delay distribution

Early/on time · 2221–60 min · 6461–180 min · 5180+ min · 3

On-time by day of week

Mon

86.0%

Tue

97.7%

Wed

92.9%

Thu

85.7%

Fri

92.7%

Sat

90.0%

Sun

81.4%

On-time by month

100.0%

Oct

89.7%

Nov

69.0%

Dec

93.5%

Jan

89.3%

Feb

87.1%

Mar

100.0%

Apr

90.3%

May

90.0%

Jun

87.1%

Jul

100.0%

Aug

← All flights on DEN–SEA