Originally Posted by
mnbp
I'm confused. Only the long-haul domestic Hawaii flights are not complimentary upgrade-eligible, right?
HNL-ATL/MSP/JFK
All other Hawaii-US48 flights should be upgradeable, right?
I think the issue is that, DL1768 operates OGG/SEA AND SEA/MSP. If the OP was flying, for example, OGG/SEA/PDX, or OGG/SEA/DEN, on different flight numbers, the Hawaii upgrades would work.
This issue seems to have been going on as long as I've been flying DL and reading FlyerTalk.