Are there nonstop flights from Spokane (GEG) to Ontario (ONT)?

No. The fastest connection is via Boise, about 2h 48m of total flying time.

What is the fastest connection from Spokane (GEG) to Ontario (ONT)?

via Boise ≈ 2h 48m, via Las Vegas ≈ 2h 54m, via Sacramento ≈ 2h 58m (estimated flying time, excluding layovers).

from 12,000 JAL miles, from 15,000 ANA miles (economy, one way, based on the published award charts).

Spokane International Airport (GEG) to Ontario International Airport (ONT)・1,508 km

No nonstop flights. The fastest connection is via Boise (BOI), about 2h 48m of flying time (layover not included).

With milesJAL 12,000 miles+ (via BOI)ANA 15,000 miles+ (via SFO)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

11 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.