The nonstop flight from New York (including JFK, Newark, or LaGuardia airports) to Singapore (Changi Airport) typically takes about 19 hours and 10 minutes on average

. Some sources mention flights around 19 hours 30-45 minutes, depending on specific routes and conditions

. In summary:

• Nonstop flight duration: approximately 19 hours 10 minutes
• Distance: about 9,531 miles (15,339 kilometers)
• Flight time may vary slightly due to wind speeds and exact flight path

Connecting flights or those with stops can take significantly longer, often 22 hours or more