Most airlines won't let you order adult beverages in economy, certain United flights (SFO to IAD (D.C.)) appear to be an exception. But yes. And you need to re-

Most airlines won't let you order adult beverages in economy, certain United flights (SFO to IAD (D.C.)) appear to be an exception. But yes. And you need to re-fill in, manually your flight info and seat number. It's a whole process. This is after connecting to their in-flight wifi, which has it's own hurdles.