https://workflowy.zendesk.com/hc/en-us/community/posts/30934418807444--A-A-%F0%9D%9F%AD-%F0%9D%9F%B4%F0%9D%9F%AC%F0%9D%9F%AC-%F0%9D%9F%B1%F0%9D%9F%B4%F0%9D%9F%AC-%F0%9D%9F%AF%F0%9D%9F%B3%F0%9D%9F%B3%F0%9D%9F%AC-Does-American-Airlines-compensate-for-cancellations-Live-Agent-24-7

https://support.communitybrands.com/hc/en-us/community/posts/30761564896013--Refund-AA-1-800-580-3770-American-airline-Cancellation-Policy-C%E2%82%90%E2%82%99c%E2%82%91%E2%82%97%E2%82%97%E2%82%90%E2%82%9C%E1%B5%A2%E2%82%92%E2%82%99-%E1%B5%A3%E2%82%91f%E1%B5%A4%E2%82%99d

https://forums.launchbox-app.com/topic/87824-does-%F0%9D%94%BB%F0%9D%95%96%F0%9D%95%9D%F0%9D%95%A5%F0%9D%95%92-have-a-cancellation-policy/#comment-477782

https://support.communitybrands.com/hc/en-us/community/posts/30747561689229--1-800-580-3770-Does-British-Airways-have-a-cancellation-policy

https://support.communitybrands.com/hc/en-us/community/posts/30747439219085-BA-%F0%9D%9F%99-800-580-3770-Can-you-cancel-for-free-with-British-Airways-Speako

https://support.communitybrands.com/hc/en-us/community/posts/30747278111117-BA-%F0%9D%9F%99-800-580-3770-Can-I-cancel-and-get-a-refund-with-British-Airways-Speak-BA

https://support.communitybrands.com/hc/en-us/community/posts/30747067720077-FAQ-S-%F0%9D%9F%99-800-580-3770-Does-British-Airways-have-a-cancellation-policy-Speak-BA

https://community.servicetitan.com/t5/General/AA-Air800-580-3770-What-is-the-cancellation-policy-for-American/m-p/54793#M5928

https://community.servicetitan.com/t5/General/800-580-3770-Can-I-cancel-my-United-flight-free-of-charge/m-p/54544#M5891

https://www.schottnyc.com/forum/posts/unted8005803770_how_late_can_you_cancel_a_refundable_united_flight.htm