AS337 · ORD → SEA

Alaska Airlines · Chicago O'Hare to Seattle · last 12 months · 186 flights tracked

49.4%on-time

AS337 ORD→SEA: 49.4% on-time over 186 flights (last 12 months) — below average. It trails the route average (67.5%) by 18.1 points. Best day to fly: Sat (60.0%); worst: Thu (40.0%). Seasonality matters: Jul is the most reliable month (57.7%), Aug the worst (40.7%). Cancellation rate is 6.5% — have a backup plan. Average arrival delay: 39.1 minutes.

Data: US BTS, last 12 months.

39.1 minavg arrival delay

6.5%cancelled

0diverted

186flights tracked

Arrival delay distribution

Early/on time · 521–60 min · 8661–180 min · 27180+ min · 9

On-time by day of week

Mon

53.6%

Tue

52.0%

Wed

48.0%

Thu

40.0%

Fri

50.0%

Sat

60.0%

Sun

43.5%

On-time by month

44.8%

Sep

53.6%

Oct

50.0%

Nov

48.0%

Dec

50.0%

Jan

52.9%

Jun

57.7%

Jul

40.7%

Aug

← All flights on ORD–SEA