Originally Posted by
jsloan
There’s no reason to think that a delay or cancellation a flight one day is related to a similar event the next day. They don’t frequently shuttle one aircraft back and forth between two airports, so, although it’s possible, it’s not usual that UA12 on Thursday would be operated by the same plane as UA12 on Friday.
correct. for instance, the returns to EWR on UA135 seemingly originate from EWR, IAD, and ORD in a sampling from the past week.