Originally Posted by
NewbieRunner
I'm not even sure if BA will sell you a ticket for connecting flights (BA to BA) with 1 hour transfer time in LHR.
For a T5/BA-T5/BA connection, the published minimum connecting time is 60 minutes according to the BAA website.
But as others have said, LHR is notorious for delays. I'd take the 2-hour connection for peace of mind.