JL HND
A map from the Great Circle Mapper - Great Circle Mapper

note
JL doens't fly to MAD (but you can book the IB as JL codehare >6k mi)
CDG-HND 6046 is perfectly >6k, CDG sucks but JL > IB, so take your pick
LHR-HND 5974, just outside, so no.
http://www.gcmap.com/mapui?P=lhr-hnd,+mad-nrt,+cdg-hnd