DL1147 · ORD → ATL

Delta Air Lines · Chicago O'Hare to Atlanta · last 12 months · 350 flights tracked

79.3%on-time

DL1147 ORD→ATL: 79.3% on-time over 350 flights (last 12 months) — solid. It beats the route average (74.1%) by 5.2 points. Best day to fly: Mon (83.7%); worst: Sat (69.6%). Seasonality matters: Sep is the most reliable month (96.7%), Mar the worst (55.6%). Cancellation rate is 3.1% — have a backup plan. Average arrival delay: 14.5 minutes.

Data: US BTS, last 12 months.

14.5 minavg arrival delay

3.1%cancelled

1diverted

350flights tracked

Arrival delay distribution

Early/on time · 2251–60 min · 9061–180 min · 16180+ min · 7

On-time by day of week

Mon

83.7%

Tue

76.6%

Wed

83.0%

Thu

78.8%

Fri

80.0%

Sat

69.6%

Sun

83.0%

On-time by month

96.7%

Sep

87.1%

Oct

80.0%

Nov

60.0%

Dec

67.9%

Jan

89.3%

Feb

55.6%

Mar

80.0%

Apr

88.0%

May

89.7%

Jun

72.4%

Jul

81.8%

Aug

← All flights on ORD–ATL