The united airlines Flight cancellation policy is determined by the type of ticket purchased through the airline. When traveling, travelers may be entitled to a full refund, a partial refund, or no reimbursement at all if a cancellation is required. When purchasing a United Airlines ticket, be careful to read and comprehend the cancellation policy connected with the fare you select.
https://www.bookunitedairlines.com/united-airlines-cancellation-policy/