AS637 · PHX → SEA

Alaska Airlines · Phoenix to Seattle · last 12 months · 364 flights tracked

84.0%on-time

AS637 PHX→SEA: 84.0% on-time over 364 flights (last 12 months) — solid. It beats the route average (82.2%) by 1.8 points. Best day to fly: Sat (90.2%); worst: Tue (76.9%). Seasonality matters: May is the most reliable month (96.8%), Jul the worst (64.5%). Average arrival delay: 10.7 minutes.

Data: US BTS, last 12 months.

10.7 minavg arrival delay

0.3%cancelled

1diverted

364flights tracked

Arrival delay distribution

Early/on time · 2351–60 min · 11161–180 min · 12180+ min · 4

On-time by day of week

Mon

88.7%

Tue

76.9%

Wed

80.4%

Thu

78.4%

Fri

84.6%

Sat

90.2%

Sun

88.5%

On-time by month

86.2%

Sep

87.1%

Oct

83.3%

Nov

74.2%

Dec

93.5%

Jan

96.4%

Feb

80.0%

Mar

96.7%

Apr

96.8%

May

73.3%

Jun

64.5%

Jul

74.2%

Aug

← All flights on PHX–SEA