The only way to get a FREE upgrade on your flight has nothing to do with check-in places THROW your grovelling spiel out the window and use this top tip to bump up boarding instead. Share: Email ThisBlogThis!Share to XShare to Facebook Related Posts:Cruise & Maritime Voyages announce buy one get one FREE deal - which will you choose?Jet2 airlines are giving away 20,000 FREE flights to all their destinationsHurtiguten’s Northern Lights expert gives his TOP tips for cruise passengersHurtiguten’s Northern Lights expert gives his TOP tips for cruise passengersJet2 airlines are giving away 20,000 FREE flights to all their destinations