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Flights from Ontario to San Antonio
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Cheap flight deals from Ontario to San Antonio
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Find cheap airlines flights from Ontario to San Antonio
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Frontier Airlines
From $62
Southwest Airlines
From $123
Delta Air Lines
From $124
United Airlines
From $137
American Airlines
From $149
Hawaiian Airlines
From $162
Alaska Airlines
From $164
Alternative Cheap Routes from Ontario to San Antonio
Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Ontario to San Antonio.
- ONTSATSun, Jul 13One way1 transferFrom $62
Frequently Asked Questions
Flight Info | to
| Cheapest direct flight price | $61 |
|---|---|
| Cheapest return ticket price | $169 |
| Off-season for travel | August |
| Peak season for travel | November |
| Flight distance | 1,878.42 km |
| Popular airline | Hawaiian Airlines |
More Travel Options
Top Routes from Ontario
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Top Routes to San Antonio
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Popular Airlines