DL803 · DFW → SEA

Delta Air Lines · Dallas/Fort Worth to Seattle · last 12 months · 190 flights tracked

73.8%on-time

DL803 DFW→SEA: 73.8% on-time over 190 flights (last 12 months) — average. Best day to fly: Thu (80.8%); worst: Sun (67.9%). Seasonality matters: May is the most reliable month (82.8%), Mar the worst (66.7%). Cancellation rate is 1.6% — have a backup plan. Average arrival delay: 29.5 minutes.

Data: US BTS, last 12 months.

29.5 minavg arrival delay

1.6%cancelled

0diverted

190flights tracked

Arrival delay distribution

Early/on time · 1111–60 min · 5661–180 min · 12180+ min · 8

On-time by day of week

Mon

67.9%

Tue

74.1%

Wed

73.1%

Thu

80.8%

Fri

80.8%

Sat

73.1%

Sun

67.9%

On-time by month

55.6%

Dec

75.0%

Jan

75.0%

Feb

66.7%

Mar

73.3%

Apr

82.8%

May

71.4%

Jun

100.0%

Jul

← All flights on DFW–SEA