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ONT (Ontario) to IAH (Houston) Flights $335.6

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Houston Thu 84°/80℉

Cheap ONT to IAH Flights

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



Interesting Facts About Flights from Ontario to Houston (ONT to IAH)

Question : Will you do what it takes to get the absolute cheapest flight?
Answer : In July, the cheapest day to fly is Thursday. Flexibility is paramount when booking travel plans in order to keep travel costs down.

Question : Which airline is giving the best deals for round-trip flights from Ontario International Airport (ONT) to George Bush Intercontinental Airport (IAH)?
Answer : United Airlines is offering the best deal at $345. Better snatch it up quickly because prices range all the way up to $822 over the next three months.

Question : Do travelers from Ontario typically stay in Houston for very long?
Answer : Over the next two months, travelers from ONT to IAH are planning on staying for seven days on average.

Question : Is Ontario International Airport (ONT) the cheapest airport for getting to George Bush Intercontinental Airport (IAH)?
Answer : John Wayne Airport is just 30 miles away, and, on average, flights are 10% cheaper for the upcoming two months. Save now and put it towards your next adventure.

Question : What's the likelihood of you being delayed on this route?
Answer : ONT to IAH currently scores 4 out of a possible 5 stars in promptness. This score combines both the number of delayed flights and total delay minutes. With 4 stars, you should feel confident in getting to Houston on time.

Question : How often is the Ontario International Airport (ONT) to George Bush Intercontinental Airport (IAH) route delayed?
Answer : Flights from ONT to IAH are on time 84% of the time, ranking in the 70th percentile worldwide. If a flight is delayed, though, expect an average of about half an hour added to your flight time.

Question : Do prices fluctuate more for this route than others?
Answer : Prices for this trip tend to change less than other flights in the United States. They can vary from $345 to $822. Prices tend to be lower the further out you book.