Mondo Knows Facts

The longest scheduled flight runs about 15,300 kilometres

Singapore to New York takes around 18 hours nonstop

Ultra-long-haul routes such as Singapore to New York rely on aircraft with extra fuel capacity and carefully calculated loads. The flight crosses twelve time zones and, depending on winds, can spend nearly nineteen hours in the air. Pilots rest in shifts and passengers are warned about jet lag both ways.

Where this comes from

Encyclopaedia Britannica

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Tags: flights, aviation, travel

The longest scheduled flight runs about 15,300 kilometres: the short answers

Where does this come from, and can I check it?
Singapore to New York takes around 18 hours nonstop. The figure is taken from Encyclopaedia Britannica, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
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