Originally Posted by tiger07

I'm on a multi-trip itinerary, BOS-LHR, LHR-DEL, DEL-LHR-NCL, NCL-LHR-BOS. I know I won't get a offer upgrade in MMB. Is it still possible to ask if there are any offers at LHR? I'm specifically looking for an upgrade for the LHR-DEL flight (BA143 on 7th March). I've tried UuA but no luck. I'm in WTP.