How far is kunming China from Harbin China?

Kunming, the capital of Yunnan province, is located in the southwestern part of China while Harbin is the capital of Heilongjiang province and is situated in the northeastern part of China. The cities are about 2,649 kilometers (1,646 miles) apart when traveling by car via the fastest route and an estimated flight time of approximately 4 to 4.5 hours nonstop or an even longer duration with connecting flights or layovers.