DL1147 · ATL → ORD

Delta Air Lines · Atlanta to Chicago O'Hare · last 12 months · 351 flights tracked

79.0%on-time

DL1147 ATL→ORD: 79.0% on-time over 351 flights (last 12 months) — solid. It beats the route average (69.0%) by 10.0 points. Best day to fly: Wed (89.4%); worst: Tue (71.1%). Seasonality matters: Sep is the most reliable month (96.7%), Dec the worst (53.3%). Cancellation rate is 2.8% — have a backup plan. Average arrival delay: 10.6 minutes.

Data: US BTS, last 12 months.

10.6 minavg arrival delay

2.8%cancelled

3diverted

351flights tracked

Arrival delay distribution

Early/on time · 2101–60 min · 11461–180 min · 12180+ min · 2

On-time by day of week

Mon

78.0%

Tue

71.1%

Wed

89.4%

Thu

80.8%

Fri

76.5%

Sat

75.6%

Sun

81.2%

On-time by month

96.7%

Sep

77.4%

Oct

66.7%

Nov

53.3%

Dec

71.4%

Jan

78.6%

Feb

59.3%

Mar

76.7%

Apr

88.5%

May

93.1%

Jun

90.0%

Jul

90.9%

Aug

← All flights on ATL–ORD