На зиму да, а в сентябре-октябре есть такие-то периоды с 777 (например, с 1 по 8 сентября он планируется к полету).
UPD. Ниже таблица полетов
Daily 20:15 Sheremetyevo, Moscow (SVO) F 09:45 Hong Kong (HKG) 1
Aeroflot SU 212 Non-stop Airbus A330-300 (333) 9:30 Valid until 2013-08-31
Daily 20:15 Sheremetyevo, Moscow (SVO) F 09:30 Hong Kong (HKG) 1
Aeroflot SU 212 Non-stop Boeing 777-300ER (77W) 9:15 Effective 2013-09-01 through 2013-09-08
Mon-Wed 20:15 Sheremetyevo, Moscow (SVO) F 09:30 Hong Kong (HKG) 1
Aeroflot SU 212 Non-stop Airbus A330-300 (333) 9:15 Effective 2013-09-09 through 2013-09-11
Daily 20:15 Sheremetyevo, Moscow (SVO) F 09:30 Hong Kong (HKG) 1
Aeroflot SU 212 Non-stop Boeing 777-300ER (77W) 9:15 Effective 2013-09-12 through 2013-09-22
Mon-Wed 20:15 Sheremetyevo, Moscow (SVO) F 09:30 Hong Kong (HKG) 1
Aeroflot SU 212 Non-stop Airbus A330-300 (333) 9:15 Effective 2013-09-23 through 2013-09-25
Daily 20:15 Sheremetyevo, Moscow (SVO) F 09:30 Hong Kong (HKG) 1
Aeroflot SU 212 Non-stop Boeing 777-300ER (77W) 9:15 Effective 2013-09-26 through 2013-10-26
Tue,Thu 20:20 Sheremetyevo, Moscow (SVO) F 10:10 Hong Kong (HKG) 1
Aeroflot SU 212 Non-stop Airbus A330-300 (333) 9:50 Effective 2013-10-29 through 2013-12-26
Tue,Thu 20:20 Sheremetyevo, Moscow (SVO) F 10:10 Hong Kong (HKG) 1
Aeroflot SU 212 Non-stop Airbus A330-300 (333) 9:50 Effective from 2014-01-02
Mon,Wed,Fri-Sun 20:25 Sheremetyevo, Moscow (SVO) F 10:10 Hong Kong (HKG) 1
Aeroflot SU 212 Non-stop Airbus A330-300 (333) 9:45 Effective from 2013-10-27