Originally Posted by DylanOakes

This is obviously a YMMV situation, but I booked a Y fare ORD - JFK - LHR upgraded to J using a SWU. The ORD - JFK took a delay due to weather and put my JFK connection in jeopardy and in turn my LHR connection. Admirals Club agent rebooked me on the BA nonstop in J arriving very close to when I would have arrived on my original itinerary...