Deleting songs from the play queue
You can remove songs one at a time from the Now Playing Queue:
Tap the “Now Playing” tab.
Tap the Queue 
icon in the upper right corner of the screen.
icon in the upper right corner of the screen.Tap the Pencil 
icon to enter Edit mode.
icon to enter Edit mode.Tap the track(s) that you want to delete.
Tap the Delete 
icon to delete all of the selected tracks from the play queue.
icon to delete all of the selected tracks from the play queue.