AONE3 [7 airlines - I think this is all of them]

LHR-DXB (QF 3-class)
DXB-DOH (QR 2-class)
DOH-CDG (QR 3-class)
CDG-KUL (MH 3-class)
KUL-HKG (CX or MH 2-class)
HKG-NRT (CX 3-class on selected flights)
NRT-HKG (JL 3-class on selected flights)
HKG-DFW (AA 3-class)
DFW-LHR (BA 3-class)


AONE5 [14 sectors in First - possibly more if adding domestic AA mid-cons]
JNB-LHR (BA 3-class)
LHR-DOH (BA or QR 3-class)
DOH-CDG (QR 3-class)
CDG-NRT (JL 3-class)
NRT-DEL (JL 3-class)
DEL-NRT (JL 3-class)
NRT-CGK (JL 3-class)
CGK-HKG (CX 3-class on selected flights)
HKG-DFW (AA 3-class)
DFW-GRU (AA 3-class)
GRU-JFK (AA 3-class)
JFK-YVR (CX 3-class)
YVR-LHR (BA 3-class)
LHR-JNB (BA 3-class)