Occasionally, United will show phantom award space so you'll want to walk through the booking before you transfer Chase Ultimate Rewards points to your United MileagePlus account. (upgradedpoints.com)
Occasionally, United will show phantom award space so you'll want to walk through the booking before you transfer Chase Ultimate Rewards points to your United MileagePlus account. (upgradedpoints.com)
For business class, I came across a ton of phantom award space. (pointswithq.com)