I honestly don't recall with pre-merger United Airlines such a major blip in the schedule for Chinese New Year. But then again, I don't keep old timetables around - if I were truly FT - I probably should

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Thank you for the replies. The links were very helpful and I will keep them for future reference.

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If UA doesn't run the 747 during Chinese New Year, then where does it go?
Does some other 777 route get up gauged? Does something else go from 1x to 2x for that period of time?