FlyerTalk Forums - View Single Post - When does the ATC call sign differ from the flight number?
Old Jan 27, 2002 | 11:34 am
  #24  
avek00
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<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by pshuang:
UA & AC can coordinate the timing of their flights without selling flight segments to passengers under a codeshare flight number masquerading as the other carrier.</font>
IIRC, without some sort of codesharing agreement, UA and AC would need anti-trust immunity to do this.
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