AS329 · ORD → SEA

Alaska Airlines · Chicago O'Hare to Seattle · last 12 months · 255 flights tracked

62.5%on-time

AS329 ORD→SEA: 62.5% on-time over 255 flights (last 12 months) — below average. It trails the route average (67.5%) by 5.0 points. Best day to fly: Sat (70.6%); worst: Thu (50.0%). Seasonality matters: Sep is the most reliable month (86.7%), Aug the worst (35.3%). Cancellation rate is 1.6% — have a backup plan. Average arrival delay: 27.6 minutes.

Data: US BTS, last 12 months.

27.6 minavg arrival delay

1.6%cancelled

0diverted

255flights tracked

Arrival delay distribution

Early/on time · 1091–60 min · 10761–180 min · 27180+ min · 8

On-time by day of week

Mon

61.5%

Tue

62.9%

Wed

63.6%

Thu

50.0%

Fri

64.1%

Sat

70.6%

Sun

67.7%

On-time by month

86.7%

Sep

63.3%

Oct

53.6%

Nov

58.6%

Dec

100.0%

Jan

75.0%

Feb

57.1%

Mar

75.0%

Apr

76.7%

May

55.2%

Jun

44.8%

Jul

35.3%

Aug

← All flights on ORD–SEA