You’ve searched for flights from Ontario (USA) to San Francisco. We've gone through all five flights that go to or via San Francisco every week, to help you find the cheapest flight. Alaska Airlines usually has the best-value flights from Ontario (USA), but make sure you compare all your options to get the cheapest flight possible.
We scan thousands of airfares from hundreds of airlines across the globe. We've found that one airlines operate the 585 km flight from Ontario (USA) to San Francisco. Flights during peak season tend to be the most expensive – so if you want to go during that time, it's best to book early. Or you could try to get a last-minute flight deal.
Alaska Airlines are the most popular airlines for flying from Ontario (USA) to San Francisco, so look out for their deals and offers. To find the best price, try searching by month. Or, if you want to bag a last-minute offer, keep an eye on Netflights to monitor the prices.
Flights from Ontario (USA) to San Francisco normally take 4 hrs 50 mins. Make sure you check what refreshments or meals are included, so you can plan your journey. Before you book, why not check out our holiday package and car hire options? We have some hotels close to the airport – handy if you're arriving late at night, or flying back very early.
