FlyerTalk Forums - View Single Post - GUIDE: LHR / London Heathrow, Connection, MCT inc. AA T3 <--> BA/IB T5
Old Feb 9, 2016, 8:13 am
  #63  
Calchas
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Join Date: Mar 2013
Location: London
Posts: 17,007
Originally Posted by dml105
So I screwed up. I purchased a J class ticket on the super sale late last year to fly US-LHR arriving at 6:20 am, and then a cheapie onward ticket on BA intra-Europe departing at 7am. I clicked on the wrong time, and didn't notice it until a month later.

Is it even possible to do T3-T5 in ~40 minutes?
C'est impossible. BA will proactively offload you if you are not airside in T5 at T-35 minutes.

If AA 100 arrives 30 minutes early, maybe.
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