Originally Posted by
amolkold
You're required to leave the plane for security and cleaning. On the LAX-NRT-SIN flight, it's the same thing.
UA does not explicitly show stops on direct flights except for a small bit on the bottom sometimes (IAH-DME-SIN is direct to SIN but not nonstop).
UA's own EWR-SIN is the same, with 90 minutes in HKG (though this is even more noticeable as you change from a 777 to a 737, even though its the 'same' flight