DL2851 · SEA → DEN

Delta Air Lines · Seattle to Denver · last 12 months · 255 flights tracked

76.1%on-time

DL2851 SEA→DEN: 76.1% on-time over 255 flights (last 12 months) — solid. It trails the route average (78.3%) by 2.2 points. Best day to fly: Sat (86.5%); worst: Fri (65.7%). Seasonality matters: May is the most reliable month (87.1%), Apr the worst (63.3%). Cancellation rate is 1.6% — have a backup plan. Average arrival delay: 14.3 minutes.

Data: US BTS, last 12 months.

14.3 minavg arrival delay

1.6%cancelled

0diverted

255flights tracked

Arrival delay distribution

Early/on time · 1611–60 min · 7161–180 min · 19180+ min · 0

On-time by day of week

Mon

73.0%

Tue

82.9%

Wed

72.2%

Thu

82.9%

Fri

65.7%

Sat

86.5%

Sun

69.4%

On-time by month

81.8%

Dec

87.1%

Jan

85.7%

Feb

66.7%

Mar

63.3%

Apr

87.1%

May

69.0%

Jun

76.7%

Jul

71.0%

Aug

← All flights on SEA–DEN