If you have missed your United Airlines flight, make sure to contact the customer support team. The United airlines representative will guide you through what you can do after missing a flight. Passengers can review the United Airlines missed flight policy to explore various options either rebook your flight on the same day if it’s available or otherwise book on a later date. You can also request a refund based on your ticket type. If you have any questions or need assistance, you can visit Airways Manage Booking.