Last trip to PHL, I pulled the UA codeshare to save $35 for each of us. I called at the 7 day window and they booked me in. That doesn't mean they were supposed to, but they did.
There is alot of "not sure about the rules, but you sure are nice to me today"
Originally Posted by dukeman
Yes, but only on day of departure. You can't upgrade at your elite window. If you can do OLCI at 23:59 you would improve your chances at the airport.