Upgrade valid on international inbound flight only, upgrade both ways from ￡799pp. Flying with Air China from Heathrow. Valid on selected fully escorted Japan tours. Valid for travel 15 Jan - 6 Feb, 12 Feb - 10 Mar & 1 Apr - 18 Jun 2018. On sale until 31 Oct 2017. New bookings only. Chauffeur transfers not applicable. Plane configuration, cabin and seat layout may differ depending on route flown and time of travel. Offer cannot be combined with any other offer or promotion. Subject to availability.