UA1634 · ORD → PHL

United Airlines · Chicago O'Hare to Philadelphia · last 12 months · 91 flights tracked

68.2%on-time

UA1634 ORD→PHL: 68.2% on-time over 91 flights (last 12 months) — average. It trails the route average (70.8%) by 2.6 points. Best day to fly: Fri (76.9%); worst: Thu (41.7%). Seasonality matters: Feb is the most reliable month (72.7%), Dec the worst (60.0%). Cancellation rate is 2.2% — have a backup plan. Average arrival delay: 23.0 minutes.

Data: US BTS, last 12 months.

23.0 minavg arrival delay

2.2%cancelled

1diverted

91flights tracked

Arrival delay distribution

Early/on time · 471–60 min · 3261–180 min · 7180+ min · 2

On-time by day of week

Mon

61.5%

Tue

76.9%

Wed

75.0%

Thu

41.7%

Fri

76.9%

Sat

75.0%

Sun

69.2%

On-time by month

66.7%

Oct

72.4%

Nov

60.0%

Dec

64.3%

Jan

72.7%

Feb

← All flights on ORD–PHL