Originally Posted by
gglave
I pay it on my credit card and expense it as part of my other expenses. If I don't get a receipt I include a photocopy of the credit card bill (easy to get online), the baggage tags "as receipts" and a copy of the web page from the airline explaining the fee. Never been denied.
+1 (I am an elite, but this is the stated protocol at our office for expensing if not)