Are there nonstop flights from Shanghai (SHA) to London (LHR)?

No. The fastest connection is via Beijing, about 11h 51m of total flying time.

What is the fastest connection from Shanghai (SHA) to London (LHR)?

via Beijing ≈ 11h 51m, via Tianjin ≈ 11h 51m, via Beijing ≈ 11h 52m (estimated flying time, excluding layovers).

from 25,000 ANA miles, from 40,000 JAL miles (economy, one way, based on the published award charts).

Shanghai Hongqiao International Airport (SHA) to London Heathrow Airport (LHR)・9,212 km

No nonstop flights. The fastest connection is via Beijing (PKX), about 11h 51m of flying time (layover not included).

With milesANA 25,000 miles+ (via HND)JAL 40,000 miles+ (via HKG)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

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.