Noticed today that F class is zeroed out for all UA 763 flights between LHR and ORD after 01MAY18...
Seat maps still show 3-class equipment, but perhaps a sign that UA expects to have enough converted by May to operate all 2-class Polaris cabin by then??
TUE 01MAY18 LONDON /CHICAGO *UA
1 LHR ORD 0750 1040 UA 929 F0 A0 J9 C9 D9 Z9 P9 Y9 B9 M9#763C*E
2 LHR ORD 1035 1340 UA 928 F0 A0 J9 C9 D9 Z9 P9 Y9 B9 M9#763C*E
3 LHR ORD 1450 1755 UA 959 F0 A0 J9 C9 D9 Z9 P9 Y9 B9 M9#763C*E