DL903 · ATL → SEA

Delta Air Lines · Atlanta to Seattle · last 12 months · 288 flights tracked

77.7%on-time

DL903 ATL→SEA: 77.7% on-time over 288 flights (last 12 months) — solid. It beats the route average (76.7%) by 1.0 points. Best day to fly: Tue (86.5%); worst: Sun (69.8%). Seasonality matters: Sep is the most reliable month (96.7%), May the worst (54.8%). Cancellation rate is 1.7% — have a backup plan. Average arrival delay: 14.6 minutes.

Data: US BTS, last 12 months.

14.6 minavg arrival delay

1.7%cancelled

1diverted

288flights tracked

Arrival delay distribution

Early/on time · 1681–60 min · 9961–180 min · 13180+ min · 2

On-time by day of week

Mon

77.3%

Tue

86.5%

Wed

84.2%

Thu

73.2%

Fri

74.4%

Sat

80.6%

Sun

69.8%

On-time by month

96.7%

Sep

87.1%

Oct

82.8%

Nov

70.0%

Dec

75.0%

Jan

71.4%

Mar

84.0%

Apr

54.8%

May

83.3%

Jun

61.3%

Jul

82.1%

Aug

← All flights on ATL–SEA