Originally Posted by jiburi

Agreed. As you had indicated, NW mileage upgrades only apply to NW flights. I only meant that if the search was done just for MSP and KOA with " mileage upgrade option" checked, the resulting search only indicates option 2 flights through SEA. If OP wants the better option through HNL, he/she will want to add HA flight option after checking MSP-HNL direct flights.

With expert Slippahs, we're in good hands.

Jiburi

PS: Knowing Slippahs had responded earlier, I wasn't going to respond to this thread, but did so just to highlight that 330 service, in my opinion, trumps the 757 experience....which was my original intent of the message.