You can book it for $1030 using multiple segment search.
ORD-SFO is R9 right now. If you want to upgrade using miles or an instrument, just book the economy fare.
Originally Posted by
jah294
So if you booked by segment you could do ORD-SFO in C and then SFO-SNA in Y or F; but if you want to book ORD-SNA connecting in SFO you can't do C and then F; it would have to be F or Y all the way through?
It's complicated, but that's the net effect in this particular situation.