AS621 · SEA → SAN

Alaska Airlines · Seattle to San Diego · last 12 months · 186 flights tracked

78.3%on-time

AS621 SEA→SAN: 78.3% on-time over 186 flights (last 12 months) — solid. It beats the route average (75.0%) by 3.3 points. Best day to fly: Tue (93.1%); worst: Sun (65.5%). Seasonality matters: May is the most reliable month (90.3%), Aug the worst (46.2%). Average arrival delay: 10.2 minutes.

Data: US BTS, last 12 months.

10.2 minavg arrival delay

0.5%cancelled

1diverted

186flights tracked

Arrival delay distribution

Early/on time · 1061–60 min · 7261–180 min · 5180+ min · 1

On-time by day of week

Mon

66.7%

Tue

93.1%

Wed

79.3%

Thu

82.1%

Fri

77.8%

Sat

85.7%

Sun

65.5%

On-time by month

66.7%

Oct

83.3%

Nov

57.1%

Dec

84.6%

Jan

85.7%

Feb

75.0%

Mar

77.8%

Apr

90.3%

May

100.0%

Jun

46.2%

Aug

← All flights on SEA–SAN