Are there nonstop flights from Shenzhen (SZX) to San Francisco (SFO)?

No. The fastest connection is via Shanghai, about 14h 4m of total flying time.

What is the fastest connection from Shenzhen (SZX) to San Francisco (SFO)?

via Shanghai ≈ 14h 4m, via Seoul ≈ 14h 5m, via Osaka ≈ 14h 8m (estimated flying time, excluding layovers).

from 22,500 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Shenzhen Bao'an International Airport (SZX) to San Francisco International Airport (SFO)・11,108 km

No nonstop flights. The fastest connection is via Shanghai (PVG), about 14h 4m of flying time (layover not included).

With milesANA 22,500 miles+ (via HND)JAL 45,000 miles+ (via PVG)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

26 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.