Originally Posted by Zorak

By any chance do you have multiple Google accounts that you have recently signed out of and then back into on that computer? Flights normally associates your activity with whichever the first-logged-in account is. If you were then to sign out of all accounts and then sign back in, in a different order, that might be one way this could happen. (If you think this might apply, you can append ?authuser=1 to the URL to switch to the 2nd account -- it starts counting from zero)