AS443 · PHL → SEA

Alaska Airlines · Philadelphia to Seattle · last 12 months · 333 flights tracked

63.9%on-time

AS443 PHL→SEA: 63.9% on-time over 333 flights (last 12 months) — below average. It trails the route average (69.4%) by 5.5 points. Best day to fly: Tue (68.8%); worst: Thu (56.8%). Seasonality matters: May is the most reliable month (91.7%), Mar the worst (40.0%). Cancellation rate is 2.7% — have a backup plan. Average arrival delay: 20.0 minutes.

Data: US BTS, last 12 months.

20.0 minavg arrival delay

2.7%cancelled

0diverted

333flights tracked

Arrival delay distribution

Early/on time · 1461–60 min · 14561–180 min · 31180+ min · 2

On-time by day of week

Mon

63.3%

Tue

68.8%

Wed

63.0%

Thu

56.8%

Fri

62.2%

Sat

68.1%

Sun

64.4%

On-time by month

63.3%

Sep

53.3%

Oct

67.9%

Nov

45.2%

Dec

73.3%

Jan

85.2%

Feb

40.0%

Mar

75.9%

Apr

91.7%

May

83.3%

Jun

72.4%

Jul

43.3%

Aug

← All flights on PHL–SEA