Can you cancel a flight after checking in with United?

Last updated on April 25, 2023

To make changes to or cancel a flight after checking in, log in to your MileagePlus account and check your trip summary page. From there, you can select “Change Flight,” which will take you through the steps to make the changes or complete the cancellation.

Check our: flight delay calculatorTop 5 flight claim companies, and fill out our flight claim form.