Originally Posted by Pat89339
I am on UA 950 SFO/IAD July 2 and used 500 milers. The seats upgraded at the 100 hour window.
I am waiting for mine to clear on the 4th, UA 950. The time was too close 100 hour window so I decided to use 500s. This is a good news. My ORD-SFO UA139 cleared just today on 744 (flying on the 3rd).