AS21 · JFK → SEA

Alaska Airlines · New York JFK to Seattle · last 12 months · 358 flights tracked

69.0%on-time

AS21 JFK→SEA: 69.0% on-time over 358 flights (last 12 months) — average. It trails the route average (69.5%) by 0.5 points. Best day to fly: Wed (73.5%); worst: Sun (64.0%). Seasonality matters: Apr is the most reliable month (96.6%), Dec the worst (20.7%). Cancellation rate is 3.6% — have a backup plan. Average arrival delay: 17.0 minutes.

Data: US BTS, last 12 months.

17.0 minavg arrival delay

3.6%cancelled

0diverted

358flights tracked

Arrival delay distribution

Early/on time · 1731–60 min · 14861–180 min · 20180+ min · 4

On-time by day of week

Mon

66.7%

Tue

72.0%

Wed

73.5%

Thu

69.4%

Fri

72.5%

Sat

64.4%

Sun

64.0%

On-time by month

86.2%

Sep

82.8%

Oct

79.3%

Nov

20.7%

Dec

46.2%

Jan

73.9%

Feb

38.7%

Mar

96.6%

Apr

77.4%

May

75.9%

Jun

72.4%

Jul

77.4%

Aug

← All flights on JFK–SEA