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SFO (San Francisco) to ONT (Ontario) Flights $106.4

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Cheap SFO to ONT Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Orange County


Long Beach


Local Weather Ontario
June 89° 58°
July 94° 61°
August 95° 65°

Interesting Facts About Flights from San Francisco to Ontario (SFO to ONT)

Question : Looking for the cheapest flight over the next 30 days?
Answer : As of Jun 19th, the best day for deals to Ontario (ONT) is Jul 15th. It costs $96, which is 57% below this route's average price.

Question : Do travelers from San Francisco typically stay in Ontario for very long?
Answer : Travelers from SFO to ONT stay four days on average.

Question : Which airline is giving the best deals for round-trip flights from San Francisco International Airport (SFO) to Ontario International Airport (ONT)?
Answer : United Airlines is offering the best deal at $96. Better take a look quickly because prices range all the way up to $468 over the next three months.

Question : If traveling from SFO to ONT, how long can you expect to be in the air?
Answer : On average, the flight time from SFO to ONT is one hour and 28 minutes.

Question : Looking for the quickest flight from SFO to ONT?
Answer : If you're able to take the fastest direct flight (which is offered by United Airlines), you will be able to leave SFO at 10:35 PM PDT and get to ONT at 11:59 PM PDT (one hour and 24 minutes).

Question : If your plans are flexible, have you considered changing your departure day?
Answer : The lowest-cost day to fly in July is Wednesday. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.

Question : Do prices fluctuate more for this route than others?
Answer : Flight prices change much more than most routes in the United States for SFO to ONT. They range anywhere from $96 to $468. However, the sooner you book, the better price you tend to get.