From LHR or LGW to NRT or HND, via Shanghai.
My blog where I post about this fare:
Premium-Flights.com
Sample Link:
Skyscanner
Rules:
VALID FOR TRAVEL COMMENCING DEPARTURE OF FIRST INTERNATIONAL SECTOR ON/AFTER 04NOV19 AND ON/BEFORE 09DEC19 OR ON/AFTER 01JAN20 AND ON/ BEFORE 16JAN20 OR ON/AFTER 27JAN20 AND ON/ BEFORE 28MAR20.
Blackout dates
INBOUND - TRAVEL IS NOT PERMITTED 27JAN20 THROUGH 01FEB20.
Sales restrictions
TICKETS MUST BE ISSUED ON/BEFORE 30NOV19.
Minimun stay
TRAVEL FROM LAST INTERNATIONAL STOPOVER MUST COMMENCE NO EARLIER THAN 6 DAYS AFTER DEPARTURE OF THE FIRST INTERNATIONAL SECTOR.
Maximum stay
TRAVEL FROM LAST SECTOR MUST BE COMPLETED NO LATER THAN 3 MONTHS AFTER DEPARTURE FROM FARE ORIGIN.