AS306 · SEA → BOS

Alaska Airlines · Seattle to Boston · last 12 months · 365 flights tracked

75.6%on-time

AS306 SEA→BOS: 75.6% on-time over 365 flights (last 12 months) — solid. It beats the route average (75.1%) by 0.5 points. Best day to fly: Sun (82.4%); worst: Tue (71.2%). Seasonality matters: Jan is the most reliable month (100.0%), Oct the worst (54.8%). Average arrival delay: 15.8 minutes.

Data: US BTS, last 12 months.

15.8 minavg arrival delay

1.4%cancelled

0diverted

365flights tracked

Arrival delay distribution

Early/on time · 2021–60 min · 13161–180 min · 22180+ min · 5

On-time by day of week

Mon

76.5%

Tue

71.2%

Wed

73.1%

Thu

72.5%

Fri

73.1%

Sat

80.4%

Sun

82.4%

On-time by month

66.7%

Sep

54.8%

Oct

82.8%

Nov

83.9%

Dec

100.0%

Jan

85.2%

Feb

90.0%

Mar

66.7%

Apr

71.0%

May

73.3%

Jun

64.5%

Jul

71.0%

Aug

← All flights on SEA–BOS