Are there nonstop flights from Idaho Falls (IDA) to San Francisco (SFO)?

No. The fastest connection is via Salt Lake City, about 2h 29m of total flying time.

What is the fastest connection from Idaho Falls (IDA) to San Francisco (SFO)?

via Salt Lake City ≈ 2h 29m, via Las Vegas ≈ 2h 48m, via Portland ≈ 3h 4m (estimated flying time, excluding layovers).

from 15,000 JAL miles (economy, one way, based on the published award charts).

Idaho Falls Regional Airport (IDA) to San Francisco International Airport (SFO)・1,088 km

No nonstop flights. The fastest connection is via Salt Lake City (SLC), about 2h 29m of flying time (layover not included).

With milesJAL 15,000 miles+ (via PDX)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

7 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.