singapore airlines can take up to 24 hours to process your refund. Once that has happened, your bank or payment service (such as PayPal) will....
https://central.xero.com/s/question/0D58V00009SGsOfSAL/-singapore-%F0%9D%95%92%F0%9D%95%9A%F0%9D%95%A3%F0%9D%95%9D%F0%9D%95%9A%F0%9D%95%9F%F0%9D%95%96

Delta airlines can take up to 24 hours to process your refund. Once that has happened, your bank or payment service (such as PayPal) will....
https://central.xero.com/s/question/0D58V00009SGbCMSA1/c%C3%B3mo-puedo-llamar-a-delta-%F0%9D%95%92%F0%9D%95%9A%F0%9D%95%A3%F0%9D%95%9D%F0%9D%95%9A%F0%

Talk to Real Human on Expedia, you have a few options. You can give them a call at their customer service hotline, which is #+1.855.559.0764....
https://community.clover.com/questions/75402/-support-247how-do-i-get-a-human-at-expedia.html

Generally, most hotels offer free cancellations up to a certain date, while flights may have more rigid terms. If you need to cancel, you can....
https://central.xero.com/s/question/0D58V00009RmgTLSAZ/18555590764-can-i-cancel-my-trip-on-expedi%F0%9D%96%86-and-get-a-refund