| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/aa-change-how-much-does-aa-charge-to-change-a-flight-3-9-2025 |
| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/aa-helpdesk-how-much-does-aa-charge-to-change-a-flight |
| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/united-helpdesk-how-much-is-the-fee-to-change-a-flight-on-united-airlines-3-9-2025 |
| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/united-flyer-how-much-is-the-fee-to-change-a-flight-on-united-airlines |
| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/united-support-can-i-make-changes-to-my-united-airlines-flight-3-9-2025 |
| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/get-more-info-can-i-make-changes-to-my-united-airlines-flight |
| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/faqs-can-i-change-a-flight-i-already-booked-with-united-3-9-2025 |
| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/faqs-united-can-i-change-a-flight-i-already-booked-with-united-3-9-2025 |
| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/united-allows-does-united-allow-flight-changes-3-9-2025 |
| https://airlineshelplinesupport.zohodesk.com/portal/en/kb/articles/united-change-policy-does-united-allow-flight-changes |
