IAH to ONT (Houston to Ontario) Flights

Last Minute Flights from IAH to ONT

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
IAHLos AngelesMay 4 to May 8$301
*Prices include taxes and fees

Cheapest IAH to ONT Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
IAHLos AngelesMay 21 to May 30$126
IAHLos AngelesJuly 4 to July 14$135
IAHLos AngelesAugust 31 to September 7$197
IAHLos AngelesAugust 31 to September 7$217
*Prices include taxes and fees
IAH to ONT Flight Details
Origin airport
George Bush Intercontinental
Origin airport IATA code
IAH
Destination airport
Los Angeles - Ontario Intl.
Destination airport IATA code
ONT
Distance
1330 mi

Frequently asked questions

What airlines fly direct from IAH to Los Angeles - Ontario Intl. Airport (ONT)?
Unfortunately, you can’t fly nonstop from Houston Airport to ONT. Journey to Ontario by reserving a flight with one or more stops in between. If you’ve got some spare time, why not stay a day or two in your layover city?
How many flights are there from IAH to ONT?
Around 51 each day. If you’re in a hurry to reach Ontario, see if you can score a last-minute deal from Houston, TX (IAH-George Bush Intercontinental) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) and then lock it in quick!
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
Houston, TX (IAH-George Bush Intercontinental) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) takes about 5 hours and 55 minutes. That’s the perfect length of time to watch a popular new series, get immersed in a podcast or have a snooze.
What is the flight distance from Houston, TX (IAH-George Bush Intercontinental) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
Some 1,350 miles (2,100 1). If you travel regularly and have accrued a good number of air miles, this medium-haul journey may be the time for a seating upgrade.
How many morning flights are there from IAH to ONT?
Early risers, you’ll be delighted to hear that there are 165 morning flights from IAH to ONT every week.

  • If you’re eager to fly with American Airlines (AA), it offers 62 weekly services that take off before noon. The 5:00AM flight is the first one of the day.
  • Another excellent option is United Airlines. This airline has 35 early flights each week. 5:00AM is the earliest to leave.
  • Fly before noon with Delta Air Lines (DL) and you’ll have about 34 flights per week to take your pick of. 6:00AM is the earliest departure time from IAH to ONT.

How many afternoon flights are there from IAH to ONT?
With 195 afternoon and evening flights from IAH to ONT a week, you can forget about bleary-eyed, early starts.

  • Nab an airfare with United Airlines (UA), which has 72 flights each week that jet off after noon. 12:20PM is the earliest of those departures.
  • If you’d like to go with American Airlines (AA), take a peek at the 44 weekly afternoon and evening flights that take off from 12:03PM onward.
  • Alternatively, get up and go with Delta Air Lines (DL). This airline has 31 flights per week after midday, with the earliest departing at 12:20PM.

What is the earliest departure time out of Houston to Ontario?
The earliest flight sets off from IAH at 5:00AM and hits the runway at 1:56AM at ONT. Be sure to give yourself lots of time in the morning to easily get to your gate.
What is the latest departure time out of Houston to Ontario?
Lock in a seat on the 10:59PM flight from IAH, touching down at 7:26AM at ONT, and give yourself time to look after those last-minute vacation preparations. This is the latest flight you can catch on this route.
What is the average price from Houston to Ontario?
Round-trip tickets from IAH to ONT begin from around $126. Hot deals wait for nobody, so be prepared to book when you find a price you love. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Houston to Ontario Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Houston to Ontario to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from IAH to ONT, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Houston to Ontario, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.