Hello, I am Michael robert live in the USA and I am a Frequent Traveler. I work for AirTravelPolicy. <br>As per a href=\https://aviationrepublic.com/united-airlines-cancellation-policy-how-to-cancel-united-flight/\United Airlines Cancellation Policy/a, You can cancel travel up to 24 hours before the scheduled flight departure. If you cancel your reservation, United will refund your purchase, but it may keep 10% of the fare. The Right of Withdrawal does not apply to promotional fares, so please refer to the fare rules for your ticket. <br>a href=\https://aviationrepublic.com/blog/united-airlines-change-flight-date/\United Airlines Change Flight/a, You may be able to change a flight booking through United Airlines even if you booked through a third party. However, you may have to pay the applicable flight change fee. It’s always a good idea to check your options with your source of purchase before making a flight change via United Airlines. . <br> <br>Check other Airlines policies <br>a href=\https://aviationrepublic.com/blog/united-airlines-name-change-correction-policy/\United Airlines Name Change/a <br>a href=\https://aviationrepublic.com/blog/delta-airlines-name-correction-policy/\Delta Airlines Name Change on Ticket/a <br>a href=\https://aviationrepublic.com/blog/american-airlines-name-changes-correction-policy/\American Airlines Name Change on Ticket/a <br>a href=\https://aviationrepublic.com/blog/american-airlines-change-flight-date-policy-fee-reschedule-booking/\American Airlines Change Flight/a