Four in five passengers said the higher humidity levels in the 787 – made possible by the composite fuselage structure – met or exceeded expectations while 92 per cent responded that cabin ambience was as good as or better than they had expected.

The survey among nearly 800 passengers flying long-haul on the Dreamliner between Tokyo and Frankfurt, also found that:
· Air quality and cabin pressure met or exceeded expectations for nine in ten passengers
· Four in ten passengers felt that headroom was better than expected
· Cabin lighting exceeded expectations for 90 per cent of passengers
· The lavatories – which feature windows as standard – exceeded expectations for half of all passengers
· Eight in ten passengers said the amount of personal space met or exceeded expectations
· Smoothness of the flight was as good as or better than expected for 87 per cent of passengers

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At launch, it was anticipated that the 787 would save 20% in fuel for each international flight, but ANA is pleased to confirm that the saving amounts to 21% per flight.