Are there nonstop flights from Nha Trang (CXR) to Changchun (CGQ)?

Yes. VietJet Air fly this route. Flight time is about 5h 5m.

What is the fastest connection from Nha Trang (CXR) to Changchun (CGQ)?

via Shenzhen ≈ 5h 34m, via Hong Kong ≈ 5h 34m, via Guangzhou ≈ 5h 34m (estimated flying time, excluding layovers).

from 18,000 ANA miles (economy, one way, based on the published award charts).

Cam Ranh International Airport / Cam Ranh Air Base (CXR) to Changchun Longjia International Airport (CGQ)・3,891 km

Nonstop flights available (1 airline). Flight time about 5h 5m. Nonstop return flights also operate.

With milesANA 18,000 miles+ (via ICN)Economy, one way, estimate. Tap a connection for miles by cabin.

15 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.