Originally Posted by
Jaimito Cartero
I've never been asked for a airline receipt in millions of miles of flying. And honesty, I could cut an paste a low fare into another itinerary, and 99.9% of security folk wouldn't have a clue.
I have been asked a couple of times on international travels. They are looking for your ticket number (UA's tickets start with 016) which is not always printed on your itinerary or boarding passes. I now know to always have it. You can retrive it easily from UA.com with the
print receipt option.
SunLover