| https://www.devex.com/people/united-cancellation-policy-united-faq-new-policy-2132027 |
| https://www.devex.com/people/how-much-does-it-cost-to-change-your-name-on-a-plane-ticket-2132057 |
| https://www.devex.com/people/what-is-the-cheapest-day-to-book-flight-on-united-2132101 |
| https://www.devex.com/people/what-is-the-cheapest-day-to-fly-american-airlines-2132123 |
| https://www.devex.com/people/united-cancellation-policy-united-faq-new-policy-2132129
|