Is Last Week Tonight with John Oliver new tonight on HBO? Now, here is where we do go ahead and hand over the good news — you will be seeing Oliver back on the air in just a matter of hours! We have a hard time thinking that we are going to be seeing too many changes too that. What do you most want to see moving into Last Week Tonight with John Oliver when it airs tonight? Once you do just that, remember to come back around for some other updates all about the show and its segment.