Are there nonstop flights from George Town (GCM) to San Francisco (SFO)?

No. The fastest connection is via Austin, about 6h 15m of total flying time.

What is the fastest connection from George Town (GCM) to San Francisco (SFO)?

via Austin ≈ 6h 15m, via Houston ≈ 6h 15m, via Dallas-Fort Worth ≈ 6h 19m (estimated flying time, excluding layovers).

from 23,000 JAL miles, from 30,000 ANA miles (economy, one way, based on the published award charts).

Owen Roberts International Airport (GCM) to San Francisco International Airport (SFO)・4,451 km

No nonstop flights. The fastest connection is via Austin (AUS), about 6h 15m of flying time (layover not included).

With milesJAL 23,000 miles+ (via DFW)ANA 30,000 miles+ (via IAH)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

22 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.