AA3177 · PHL → ORD

American Airlines · Philadelphia to Chicago O'Hare · last 12 months · 131 flights tracked

61.5%on-time

AA3177 PHL→ORD: 61.5% on-time over 131 flights (last 12 months) — below average. It trails the route average (73.1%) by 11.6 points. Best day to fly: Sun (76.5%); worst: Thu (50.0%). Seasonality matters: Feb is the most reliable month (87.0%), Mar the worst (48.0%). Cancellation rate is 9.2% — have a backup plan. Average arrival delay: 34.6 minutes.

Data: US BTS, last 12 months.

34.6 minavg arrival delay

9.2%cancelled

2diverted

131flights tracked

Arrival delay distribution

Early/on time · 531–60 min · 4961–180 min · 9180+ min · 6

On-time by day of week

Mon

66.7%

Tue

73.7%

Wed

55.6%

Thu

50.0%

Fri

50.0%

Sat

54.5%

Sun

76.5%

On-time by month

64.0%

Nov

50.0%

Dec

61.5%

Jan

87.0%

Feb

48.0%

Mar

16.7%

Apr

← All flights on PHL–ORD