https://support.us.edu/hc/en-us/community/posts/27087332223383-Does-Frontier-offer-fully-refundable-tickets-Instant-Refundable

https://support.us.edu/hc/en-us/community/posts/27086994121495-Does-Frontier-offer-fully-refundable-tickets-Fast-Refundable

https://support.us.edu/hc/en-us/community/posts/27086671748759-Does-Frontier-offer-fully-refundable-tickets-Quick-Refundable

https://support.us.edu/hc/en-us/community/posts/27085112347031-Does-Frontier-offer-fully-refundable-tickets-Fully-Refundable

https://support.us.edu/hc/en-us/community/posts/27084282240791-How-can-I-change-my-flight-date-with-Frontier-FAQ

https://support.us.edu/hc/en-us/community/posts/27082774154519-1-855-838-4882-Frontier-Airlines-Check-In-FAQ

https://www.transfermarkt.com/-frontier-airline-trade-1-866-738-0738-can-i-get-a-refund-for-a-cancelled-flight-on-f%F0%9D%93%87o%F0%9D%93%83...

https://communicators.ncsu.edu/articles/can-i-get-a-full-refund-from-frontier-airlines-faq

https://communicators.ncsu.edu/articles/cancelm-1-866-738-0738-can-i-get-a-refund-for-a-cancelled-flight-

https://communities.actian.com/s/question/0D5Nu00000Ks4BWKAZ/do-you-get-a-refund-if-you-cancel-your-flight-with-frontierfaq

https://support.us.edu/hc/en-us/community/posts/26990014498583-Does-Turkish-Airlines-allow-cancellation-Quick-Cancel-Allow

https://www.devex.com/people/frontier-airlines-cancellation-policy-2016494