While this doesn't cover ticket costs or upgrades, it does cover other incidental charges by the airline like baggage, in - flight purchases, change fees, and so forth. (upgradedpoints.com)
50 % Off Award may not be applied toward service charges, room tax, food and beverages, parking, gratuities, gift shop purchases, or other incidental charges and taxes. (starwoodhotels.com)
Rate does not include taxes, daily resort charge, parking, gratuities or other incidental charges. (waldorfastoriaorlando.com)