Are there nonstop flights from San Francisco (SFO) to Phnom Penh (KTI)?

No. The fastest connection is via Hong Kong, about 15h 55m of total flying time.

What is the fastest connection from San Francisco (SFO) to Phnom Penh (KTI)?

via Hong Kong ≈ 15h 55m, via Shanghai ≈ 15h 55m, via Guangzhou ≈ 15h 55m (estimated flying time, excluding layovers).

from 40,000 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

San Francisco International Airport (SFO) to Techo International Airport (KTI)・12,674 km

No nonstop flights. The fastest connection is via Hong Kong (HKG), about 15h 55m of flying time (layover not included).

With milesANA 40,000 miles+ (via TPE)JAL 45,000 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.