Originally Posted by PVDtoDEL

You don't seem to understand - the issue with CO is not the legroom, it is the fact that the seat is hard as a rock.

I would add 5 or 6 hours to avoid the seat, it's that bad.

Regardless, I suggest he flies LH into PHL anyway - PHL is much better suited for him to go to Dover than either EWR or JFK.