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Cheap Flights from Ontario to Houston $311.12

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Cheapest Flights from Ontario to Houston (ONT to IAH)

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 : Is there an alternative to LA/Ontario International Airport (ONT) for getting you to Houston?
Answer : LA/Ontario International Airport is a terrific airport, but in getting you to Houston, there is a cheaper option – John Wayne Airport. It's just 30 miles away and flights are being booked 12% cheaper over the upcoming months.

Question : Looking for the cheapest flight over the next 30 days?
Answer : As of Mar 27th, the cheapest day to fly from Ontario to Houston is Mar 29th. Tickets are currently being sold for $224, which is 44% below the average price for this route.

Question : Which airline is struggling to get to Houston on time?
Answer : SkyWest Airlines is late on 18% of flights from LA/Ontario International Airport (ONT) to George Bush Intercontinental Airport (IAH) at the moment. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.

Question : If punctuality is required for you to book a flight, which airline is your best bet?
Answer : United Airlines will have you to IAH on time 100% of the time. Stick to United Airlines and you won't spend more time in airports than you have to. Hopefully they keep that perfect record alive.

Question : Who's offering the cheapest round-trip flight to George Bush Intercontinental Airport (IAH) over the coming months?
Answer : Prices are hitting as high as $676 over the next three months when flying to IAH from ONT. Check out American Airlines, as they have been booking customers at just $224.

Question : How many days should you spend in Houston?
Answer : The average time spent in Houston by passengers from Ontario is about one week.

Question : Is this route your best bet for getting to Houston with minimal delays?
Answer : Using the combined on-time percentage and average delay breakdown, Ontario to Houston currently has a 4 out of a possible 5 star rating. A 4-star rating means you should feel at ease about getting to Houston on time.