Are there nonstop flights from Chengdu (CTU) to London (LHR)?

No. The fastest connection is via Xi'an, about 11h 26m of total flying time.

What is the fastest connection from Chengdu (CTU) to London (LHR)?

via Xi'an ≈ 11h 26m, via Beijing ≈ 12h 25m, via Beijing ≈ 12h 26m (estimated flying time, excluding layovers).

from 30,000 ANA miles, from 40,000 JAL miles (economy, one way, based on the published award charts).

Chengdu Shuangliu International Airport (CTU) to London Heathrow Airport (LHR)・8,304 km

No nonstop flights. The fastest connection is via Xi'an (XIY), about 11h 26m of flying time (layover not included).

With milesANA 30,000 miles+ (via PEK)JAL 40,000 miles+ (via HKG)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

14 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.