<font face="Verdana, Arial, Helvetica, sans-serif" size="2">This advice is wrong. Selling something you got for free (even if you got the free thing together with a paid thing) always creates taxable income. </font>
Not. Very different getting something that somebody else paid for as part of your employment and something else that you get in conjunction with a purchased item. But no need to belabor it. I would be much more concerned about the airlines vs the IRS.