Beyond Dawlish

United Airlines offers upgrade features to passengers based on the waitlist and space availability. However, one can improve their chances of a flight upgrade by buying a higher airfare because they have higher chances of acceptance. Moreover, there are different modes to make an upgrade, such as United upgrade with miles waitlist options for MileagePlus members and other ways to upgrade by speaking to a live person at customer service or directly from the check-in counter at the airport.