Originally Posted by
warreng24
Now, back to your PIT-ORD-EWR issue. I would suspect that you are booked on different flight numbers PIT-ORD and then ORD-EWR. As such you need 1 E500 for the PIT-ORD, and 2 E500's for the ORD-EWR segment.
Negatron. For E500s, it's the origin-to-destination mileage that counts, as long as legal connections are made and the O-D upgrade can be cleared at once. If the segments are cleared individually, then it's point-to-point-to-point mileage.