<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by BizJet:
The following cities have service on both United and America to London:
BOS, NYC (EWR/JFK both), LAX, ORD
So do two of these cities meet the clause whereby they deserve a new carrier?</font>
All of the cities mentioned actually meet this threshold, as does SFO.