UA1117 · ORD → BOS

United Airlines · Chicago O'Hare to Boston · last 12 months · 146 flights tracked

86.3%on-time
UA1117 ORD→BOS: 86.3% on-time over 146 flights (last 12 months) — excellent. It beats the route average (66.6%) by 19.7 points. Best day to fly: Tue (100.0%); worst: Fri (73.9%). Seasonality matters: Jun is the most reliable month (96.3%), Mar the worst (65.2%). Average arrival delay: 10.1 minutes.
Data: US BTS, last 12 months.
10.1 minavg arrival delay
0.0%cancelled
0diverted
146flights tracked

Arrival delay distribution

Early/on time · 1111–60 min · 2961–180 min · 4180+ min · 2

On-time by day of week

Mon
82.6%
Tue
100.0%
Wed
86.4%
Thu
91.3%
Fri
73.9%
Sat
80.0%
Sun
87.0%

On-time by month

65.2%
Mar
88.0%
Apr
88.9%
May
96.3%
Jun
90.3%
Jul
87.1%
Aug

← All flights on ORD–BOS