United expects more than 27 million customers over spring break (between March 6 – April 27) – this will be the most passengers the airline has ever flown over spring break. United expects about 520,000 passengers per day on average, and plans to operate about 4,900 daily flights. United is ready – through the first two months of the year, United has had the most on-time departures of any U.S. airline; the airline also finished the month of February with the most on-time departures of any U.S. airline.