Thank you, Benoit. I got to know a lot of useful info in your letter.
My correction route is: MOW-LHR-BOS (2 months) within BOS stopover: BOS-MSY-BOS; BOS-MIA-LIH//HNL-SYD-AYQ-PER-MEL-NRT-HKG - DPS-HKG-LHR-MOW.
Price AONE4 from MOW (Russia) - 8499 USD, but have anybody info for minimize price (maby other destination city)? ... trip in June-August ...