AS579 · ORD → SEA

Alaska Airlines · Chicago O'Hare to Seattle · last 12 months · 83 flights tracked

75.6%on-time

AS579 ORD→SEA: 75.6% on-time over 83 flights (last 12 months) — solid. It beats the route average (67.5%) by 8.1 points. Best day to fly: Sat (91.7%); worst: Mon (54.5%). Seasonality matters: Jul is the most reliable month (90.0%), Aug the worst (58.1%). Average arrival delay: 17.3 minutes.

Data: US BTS, last 12 months.

17.3 minavg arrival delay

1.2%cancelled

0diverted

83flights tracked

Arrival delay distribution

Early/on time · 531–60 min · 1961–180 min · 10180+ min · 0

On-time by day of week

Mon

54.5%

Tue

81.8%

Wed

83.3%

Thu

83.3%

Fri

66.7%

Sat

91.7%

Sun

66.7%

On-time by month

81.0%

Jun

90.0%

Jul

58.1%

Aug

← All flights on ORD–SEA