(CNBC) — It sounds like pure fantasy.

Boeing sees the day coming when you board a plane in New York and land two hours later in Shanghai, China.

“I think in the next decade or two you’re going to see them become a reality,” said Boeing Chairman and CEO Dennis Muilenburg.

Boeing expects hypersonic jets, flying at up to Mach 5, or 3,800 mph, could serve a small but important market of travelers willing to pay a premium to reach far-flung destinations in a fraction of the time it usually takes.

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