DL444 · ATL → SEA

Delta Air Lines · Atlanta to Seattle · last 12 months · 363 flights tracked

78.3%on-time

DL444 ATL→SEA: 78.3% on-time over 363 flights (last 12 months) — solid. It beats the route average (76.7%) by 1.6 points. Best day to fly: Fri (87.8%); worst: Sun (68.6%). Seasonality matters: Sep is the most reliable month (93.3%), May the worst (64.5%). Cancellation rate is 1.7% — have a backup plan. Average arrival delay: 13.0 minutes.

Data: US BTS, last 12 months.

13.0 minavg arrival delay

1.7%cancelled

2diverted

363flights tracked

Arrival delay distribution

Early/on time · 2131–60 min · 12061–180 min · 20180+ min · 2

On-time by day of week

Mon

73.1%

Tue

82.4%

Wed

71.2%

Thu

84.3%

Fri

87.8%

Sat

81.6%

Sun

68.6%

On-time by month

93.3%

Sep

77.4%

Oct

86.2%

Nov

75.9%

Dec

72.4%

Jan

81.5%

Feb

75.9%

Mar

90.0%

Apr

64.5%

May

70.0%

Jun

74.2%

Jul

74.2%

Aug

← All flights on ATL–SEA