Originally Posted by bisonrav

Make sure you can get a boarding pass JER-LHR - my experience is that for some destinations OLCI prevents this if you need a document check for LHR-XXX. The solution here is to ask a BA desk to do the check before the LHR to JER, then OLCI should open up, but it's the only real potential gotcha for Jersey B2B and quite a theoretical one at that.

Originally Posted by KARFA

I think the only thing that I would add is when OLCI opens up just check in for the JER-LHR, unselect the LHR-XXX flight and check in for that separately. That may give you your JER-LHR bp even if you need a doc check for the LHR-XXX.