About 1 in 6 UA 4166 flights from Allentown arrived 15+ minutes late, diverted or cancelled over the past year (16%); 2.3% were cancelled. The typical flight landed 12 minutes early.
UA 4166: ABE → ORD
Scheduled to leave Allentown at 6:15 a.m. local time, operated by GoJet as G7 4166. Over the past year it arrived on time 84% of the time (305 flights), in line with other UA flights on the route at that hour (82%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 45 | 87% |
| Tuesday | 43 | 84% |
| Wednesday | 43 | 88% |
| Thursday | 43 | 86% |
| Friday | 44 | 82% |
| Saturday | 43 | 79% |
| Sunday | 44 | 84% |
Why it was late
All flights ABE → ORD · Connecting off UA 4166? Check the risk
Questions
How often is UA 4166 from ABE to ORD late?
United Airlines 4166 from Allentown/Bethlehem/Easton, PA to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 16% of 305 scheduled flights between September 2025 and August 2026. 2.3% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.