DL871 · SLC → SEA

Delta Air Lines · Salt Lake City to Seattle · last 12 months · 332 flights tracked

80.3%on-time

DL871 SLC→SEA: 80.3% on-time over 332 flights (last 12 months) — solid. It beats the route average (79.9%) by 0.4 points. Best day to fly: Tue (87.2%); worst: Fri (74.0%). Seasonality matters: Jan is the most reliable month (96.2%), Aug the worst (67.7%). Average arrival delay: 10.8 minutes.

Data: US BTS, last 12 months.

10.8 minavg arrival delay

0.6%cancelled

0diverted

332flights tracked

Arrival delay distribution

Early/on time · 2131–60 min · 10361–180 min · 10180+ min · 4

On-time by day of week

Mon

80.8%

Tue

87.2%

Wed

83.0%

Thu

78.4%

Fri

74.0%

Sat

82.4%

Sun

77.6%

On-time by month

90.0%

Sep

74.2%

Oct

82.6%

Nov

76.2%

Dec

96.2%

Jan

86.4%

Feb

76.9%

Mar

85.7%

Apr

74.2%

May

80.0%

Jun

77.4%

Jul

67.7%

Aug

← All flights on SLC–SEA