DL1178 · ORD → ATL

Delta Air Lines · Chicago O'Hare to Atlanta · last 12 months · 344 flights tracked

85.4%on-time

DL1178 ORD→ATL: 85.4% on-time over 344 flights (last 12 months) — excellent. It beats the route average (74.1%) by 11.3 points. Best day to fly: Thu (92.2%); worst: Sun (78.7%). Seasonality matters: Jul is the most reliable month (93.3%), Dec the worst (63.3%). Cancellation rate is 2.3% — have a backup plan. Average arrival delay: 7.8 minutes.

Data: US BTS, last 12 months.

7.8 minavg arrival delay

2.3%cancelled

0diverted

344flights tracked

Arrival delay distribution

Early/on time · 2561–60 min · 6861–180 min · 9180+ min · 3

On-time by day of week

Mon

84.3%

Tue

84.3%

Wed

90.4%

Thu

92.2%

Fri

79.2%

Sat

88.9%

Sun

78.7%

On-time by month

93.3%

Sep

93.3%

Oct

85.2%

Nov

63.3%

Dec

87.5%

Jan

86.4%

Feb

88.9%

Mar

79.3%

Apr

86.7%

May

93.3%

Jun

93.3%

Jul

74.1%

Aug

← All flights on ORD–ATL