Flights from Ontario to San Francisco

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Flight prices from Ontario to San Francisco

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

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Which airports serve Ontario and San Francisco?

When planning a trip of about 584 km, it's a good idea to check flights from surrounding airports too.

  • Airports in Ontario: Ontario is the only operational airport in the area.
  • Airports in San Francisco: The only active airport in San Francisco is San Francisco.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Flights from Ontario to San Francisco

Plan your journey from Ontario to San Francisco with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in United States? These cities are trending: Atlanta, Los Angeles, Miami, New York City, Orlando.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from Ontario to San Francisco.

How much does an airline ticket from Ontario to San Francisco cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Ontario to San Francisco.

How far is Ontario from San Francisco?

Ontario is about 584 km from San Francisco.

What are the airports in San Francisco?

San Francisco has one airport: San Francisco.

What are the airports in Ontario?

Ontario has one airport: Ontario.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Atlanta, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Ontario to San Francisco?

The best time to book a flight from Ontario to San Francisco is 1 month in advance, while the worst time is 3 weeks in advance.

What is the cheapest month to fly from Ontario to San Francisco?

This information is not available at the moment.

What is the most expensive month to fly from Ontario to San Francisco?

This information is not available at the moment.

What is the best day of the week to fly from Ontario to San Francisco?

This information is not available at the moment.