Bruce, I just did a $235 L fare JFK-LAX. It was a DL fan fare. What you have found is really cheap! Of course, it goes without saying that many of us are spoiled and want that upgradeable fare for the comfort level.
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<font face="Verdana, Arial, Helvetica, sans-serif" size="2">"There are only two reasons to sit in the back row of an airplane:
Either you have diarrhea, or you're anxious to meet people who do."
Henry Kissinger</font>