Yes, you can cancel a United Airlines flight and potentially receive a refund, but eligibility depends on several factors, including the type of ticket purchased, the timing of the cancellation, and the circumstances surrounding the flight. United Airlines offers different fare types, each with its own cancellation and refund policies. Refundable tickets allow you to cancel and receive a full refund to your original payment method. Non-refundable tickets, which are more common, typically do not offer cash refunds. However, if you cancel a non-refundable ticket, you may receive a travel credit for future use. It's important to note that Basic Economy tickets are generally non-refundable and may not be eligible for changes or cancellations unless specified under certain conditions. United Airlines provides a 24-hour flexible booking policy, allowing you to cancel your flight within 24 hours of booking for a full refund, provided the reservation was made at least seven days before the scheduled departure. This policy applies to all fare types, including non-refundable ones. If United Airlines cancels your flight or makes significant schedule changes, you are entitled to a full refund, regardless of the ticket type. In such cases, you can request a refund to your original payment method or opt for a travel credit. Refunds are typically processed within seven business days for credit card payments and up to 20 days for other forms of payment. To cancel your United Airlines flight, you can visit the United website or use the mobile app. Navigate to the "My Trips" section, select your reservation, and follow the prompts to cancel. If you encounter any issues or need assistance, you can contact United Airlines customer service. Keep in mind that cancellation policies and refund eligibility can vary based on the specific circumstances of your flight and ticket type. It's advisable to review the terms and conditions associated with your fare and contact United Airlines directly for the most accurate and up-to-date information regarding cancellations and refunds.