DL1128 · SEA → SLC

Delta Air Lines · Seattle to Salt Lake City · last 12 months · 365 flights tracked

93.7%on-time

DL1128 SEA→SLC: 93.7% on-time over 365 flights (last 12 months) — excellent. It beats the route average (83.4%) by 10.3 points. Seasonality matters: Jun is the most reliable month (100.0%), Feb the worst (78.6%). Average arrival delay: 4.9 minutes.

Data: US BTS, last 12 months.

4.9 minavg arrival delay

0.5%cancelled

0diverted

365flights tracked

Arrival delay distribution

Early/on time · 3171–60 min · 3861–180 min · 5180+ min · 3

On-time by day of week

Mon

94.2%

Tue

90.4%

Wed

94.2%

Thu

94.1%

Fri

96.2%

Sat

90.4%

Sun

96.2%

On-time by month

93.3%

Sep

87.1%

Oct

100.0%

Nov

100.0%

Dec

96.8%

Jan

78.6%

Feb

80.0%

Mar

96.7%

Apr

100.0%

May

100.0%

Jun

96.7%

Jul

93.5%

Aug

← All flights on SEA–SLC