Originally Posted by
BOSskier
Does anyone know if I were to change my connecting flight to IAD en route to Cape Town...whether it would blow up the reservation? I have a way longer than needed layover and was hopeful either to change it in advance or maybe same day change. But, last thing I want to do is be placed back into Swiss Business accidentally and thus offer a significant donation to Swiss. As noted above, the reservation is out of sync on United.com but is fine on Swiss.com.
Thanks for any help/guidance in advance!
It's possible for UA to change the first domestic segment without screwing your upgrade, but there's absolutely no way I'd risk it.