AS439 · IAH → SEA

Alaska Airlines · Houston to Seattle · last 12 months · 361 flights tracked

76.7%on-time

AS439 IAH→SEA: 76.7% on-time over 361 flights (last 12 months) — solid. It trails the route average (80.7%) by 4.0 points. Best day to fly: Tue (82.7%); worst: Sat (66.7%). Seasonality matters: May is the most reliable month (96.8%), Dec the worst (51.6%). Average arrival delay: 14.7 minutes.

Data: US BTS, last 12 months.

14.7 minavg arrival delay

0.3%cancelled

0diverted

361flights tracked

Arrival delay distribution

Early/on time · 2081–60 min · 13061–180 min · 18180+ min · 4

On-time by day of week

Mon

77.4%

Tue

82.7%

Wed

82.7%

Thu

80.4%

Fri

72.5%

Sat

66.7%

Sun

74.0%

On-time by month

83.3%

Sep

74.2%

Oct

58.6%

Nov

51.6%

Dec

77.4%

Jan

71.4%

Feb

64.3%

Mar

93.3%

Apr

96.8%

May

80.0%

Jun

83.3%

Jul

83.9%

Aug

← All flights on IAH–SEA