Originally Posted by
jpsj
I am finding a price difference of over 100% between basic and Main Cabin between STL-PHL for November 13th. Basic is $277 and MC is $475. Wow! I have never seen such a large delta. Is this an anomaly? It seem extraordinary.
I've seen 2x deltas quite often. Remember BE fares don't often show up on (internal) corporate travel sites or online corporate travel sites (such as CWT). Some leisure travelers (like me when I book personal travel) won't buy BE fares for various reasons. If seats aren't selling based upon the RM model then AA will lower fares but of course will offer them as BE fares. At some point the delta between the 2 fare classes might begin to close.