https://support.clouditude.com/help/s/question/0D57800000WYrjXCAT/try-us18888291117-is-there-a-cancellation-fee-with-united-airlines-?langua...

https://support.clouditude.com/help/s/question/0D57800000WYrjXCAT/try-us18888291117-is-there-a-cancellation-fee-with-united-airlines-?langua...

https://support.clouditude.com/help/s/question/0D57800000WYrOoCAL/-does-united-still-offer-free-cancellation-?language=en_US

https://tinyurl.com/58nt8952

https://support.clouditude.com/help/s/question/0D57800000WYrM4CAL/can-you-18888291117-cancel-united-flight-without-penaltyrefund-policy?lang...

https://support.clouditude.com/help/s/question/0D57800000WYrJLCA1/can-i-cancel-my-united-flight-without-penalty-?language=en_US

https://communitysandbox.more4apps.com/help/s/question/0D5Pu00000JhWXyKAN/can-17-i-cancel-my-united-airlines-flight-without-penalty-

https://communitysandbox.more4apps.com/help/s/question/0D5Pu00000JhMW7KAN/-does-delta-have-a-cancellation-policy-yesfullcancelrefund

https://communitysandbox.more4apps.com/help/s/question/0D5Pu00000JhS7vKAF/-does-delta-have-a-cancellation-policy

https://www.devex.com/people/can-you-cancel-united-flight-without-penalty-refund-policy-2013362