Best airfares from San Antonio to Ontario
Jetradar compares airfares from San Antonio to Ontario with hundreds of airlines (including United Airlines, American Airlines, Alaska Airlines) and dozens of online travel agencies in one single place. We provide you with all the options to find the cheapest flights to Ontario, you choose where to book. Also there you can find airlines special offers from San Antonio to Ontario. The cheapest round-trip price found within the last week was $254. The cheapest oneway price found within the last week was $138.Cheapest Flights from San Antonio, TX to Ontario, CA
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Airline One Way One Way / Round-Trip Round-Trip 
United Airlines $219 $360 
American Airlines $192 $354 
Alaska Airlines $237 $403 
Aeromexico $356 $633 
Spirit Airlines $347 $731 -
Airline One Way One Way / Round-Trip Round-Trip 
Frontier Airlines $197 $295 
Southwest Airlines $168 Find 
Volaris $348 $634 
Allegiant Air $447 $561
Flights from San Antonio to Ontario
Travelling from San Antonio to Ontario advices and facts
- The distance between San Antonio and Ontario is 1169 miles (or 1882 kilometers).
- The shortest flight time is 3h 45m
- When you fly from San Antonio to Ontario, don't forget about the time difference. The time in Ontario is -2:00 from the San Antonio time. The current time in Ontario is 03:51am and 05:51am in San Antonio. Check this again shortly before your flight.