(UA)What is United Airl????nes Cancellation Policy? Cancel&Get~Refund https://central.xero.com/s/question/0D58V00009TPcUaSAL/uawhat-is-united-airl%F0%9D%95%9Anes-cancellation-policy-cancelgetrefund United Airl????nes offers a "24-???????????????????? cancellation policy", allowing travelers to cancel their reservations by phone at 1-866-884-3315 (USA) within 24 hours of booking and receive a full refund, regardless of the fare type.