Cheap flights from San Jose to Ontario

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How to get the best price from San Jose to Ontario?

Depending on when you travel and how far in advance you book, fares between San Jose and Ontario can differ a lot.

Pick a travel date to see today’s available fares.

Search engines like Jetcost can highlight price changes in just seconds. For example, some users find better prices by flying on one day of the week over another — try several searches to spot the cheapest day.

Which departure and arrival airports are available?

Between San Jose and Ontario, flight options may depend on the combination of airports available.

  • Airports in San Jose: Only San Jose is currently in operation.
  • Airports in Ontario: Ontario is the only active airport in the area.

Sometimes flying into a nearby city can be more cost-effective. When a city has multiple airports, it’s worth comparing different flight combinations.

Plan your journey from San Jose to Ontario 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: Las Vegas, 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 San Jose to Ontario.

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

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

How far is San Jose from Ontario?

San Jose is about 536 km from Ontario.

What are the airports in Ontario?

Ontario has one airport: Ontario.

What are the airports in San Jose?

San Jose has one airport: San Jose.

What are the most popular cities in United States?

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

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

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

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

This information is not available at the moment.

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

This information is not available at the moment.

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

This information is not available at the moment.