If you have an Apple Wallet and have a boarding pass for a flight, there is a way to delete the boarding pass from the app.

  1. Open the Apple Wallet app on your iPhone or iPad.
  2. Tap on the three lines in the top left corner of the screen.
  3. Select Passbook from the list of options on the left side of the screen.
  4. Under Boarding Passes, tap on your boarding pass to open it up.
  5. On the right side of the screen, tap on Delete this Boarding Pass at Airport.
  6. Confirm that you want to delete your boarding pass by tapping on Delete this Boarding Pass at Airport again. ..