Cheap flights from Ontario to San Antonio

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

Depending on when you travel and how far in advance you book, fares between Ontario and San Antonio 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.

Planning flights between Ontario and San Antonio? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

  • Airports in Ontario: Ontario is the only airport in this city.
  • Airports in San Antonio: Only San Antonio is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Flights from Ontario to San Antonio

Plan your journey from Ontario to San Antonio 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 Ontario to San Antonio.

How much does an airline ticket from Ontario to San Antonio 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 Antonio.

How far is Ontario from San Antonio?

Ontario is about 1874 km from San Antonio.

What are the airports in San Antonio?

San Antonio has one airport: San Antonio.

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: Las Vegas, Los Angeles, Miami, New York City, Orlando.

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

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

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

This information is not available at the moment.

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

This information is not available at the moment.

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

This information is not available at the moment.