Are there nonstop flights from London (LGW) to Beijing (PKX)?

No. The fastest connection is via Helsinki, about 10h 39m of total flying time.

What is the fastest connection from London (LGW) to Beijing (PKX)?

via Helsinki ≈ 10h 39m, via Amsterdam ≈ 10h 42m, via Frankfurt am Main ≈ 10h 57m (estimated flying time, excluding layovers).

from 30,000 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

London Gatwick Airport (LGW) to Beijing Daxing International Airport (PKX)・8,208 km

No nonstop flights. The fastest connection is via Helsinki (HEL), about 10h 39m of flying time (layover not included).

With milesANA 30,000 miles+ (via TFU)JAL 45,000 miles+ (via PVG)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

19 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.