Are there nonstop flights from Chengdu (CTU) to Changchun (CGQ)?

Yes. Sichuan Airlines fly this route. Flight time is about 3h 21m.

What is the fastest connection from Chengdu (CTU) to Changchun (CGQ)?

via Beijing ≈ 3h 51m, via Shijiazhuang ≈ 3h 51m, via Xi'an ≈ 3h 51m (estimated flying time, excluding layovers).

from 10,000 ANA miles, from 15,000 JAL miles (economy, one way, based on the published award charts).

Chengdu Shuangliu International Airport (CTU) to Changchun Longjia International Airport (CGQ)・2,423 km

Nonstop flights available (1 airline). Flight time about 3h 21m. Nonstop return flights also operate.

With milesANA 10,000 miles+ (via TSN)JAL 15,000 miles+ (via SHA)Economy, one way, estimate. Tap a connection for miles by cabin.

43 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.