Looking for the price of a flight from San Francisco to Ontario?

There’s no fixed price — fares between San Francisco and Ontario can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Flying from or to San Francisco and Ontario? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

• Airports in San Francisco: Only San Francisco is available for departures.
• Airports in Ontario: Ontario is the only arrival option right now.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Smart ways to search flights from San Francisco to Ontario

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include the best airlines and travel agencies.

Other popular destinations

Flying to United States? Other travelers also searched: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.