Cheap Flights from Ontario Intl. Airport (ONT) to Houston (HOU)

View AU$194 flight on Tue, 2 June 2026Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Houston William Hobby Airport (HOU)

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Cheap Flights from Ontario Intl. Airport (ONT) to Houston (HOU)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 2 June - Tue, 9 June
ONT
Ontario
HOU
Houston
AU$386 Return, found 14 hours ago
AU$386
Return
found 14 hours ago
Select American Airlines flight, departing Tue, 2 June from Ontario to Houston, returning Tue, 9 June, priced at AU$386 found 14 hours ago

Frequently asked questions

What is the cheapest month to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
September is typically the cheapest month to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby), with average return fares of approximately 838 AUD. This is about 17% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) include August and October.
Which airlines fly direct from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
Enter ONT to HOU and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
To find a cheap flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
The best airline to fly with from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. WN offers the most daily flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
The best time to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) is typically September or October. These months offer the cheapest fares, with return flights averaging around 838 AUD. This information is based on booking data from the past year, so if you're looking for the most budget-friendly time to travel, aiming for early autumn is your best bet.
How many flights per day from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
There is approximately 1 nonstop flight per day from Los Angeles - Ontario Intl. (ONT) to William P. Hobby (HOU). For even more choice, look at flights that include layovers, as there are around 38 connecting flights per day. Some common connection points include Sky Harbor Intl. (PHX), McCarran Intl. (LAS), and Denver Intl. (DEN).
What is the earliest flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
The earliest flight from Los Angeles - Ontario Intl. (ONT) to Houston, TX (HOU-William P. Hobby) (HOU) typically departs at approximately 12:05 AM local time, operated by F9. This is a seasonal service active in May. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
If you're flying from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby), you'll typically find the most flights on a Monday, with around 49 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, American Airlines, and United Airlines. Flight schedules are consistent throughout the week, so you'll have a good selection of flights regardless of the day.
What are the most popular departure times for flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
The most popular departure times for flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) are in the early morning, from 6am to 9am. Around 27% of passengers reckon this time's best. Heaps of major carriers, including American Airlines, Southwest Airlines and United Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day and arrive at your destination with plenty of time left.
How long does it take to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
Flying nonstop from ONT to HOU takes around 3 hours, with the route covering approximately 1,342 miles. Flights with a layover typically take 4 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
Select the "Business class" and "First class" filters when looking for ONT to HOU flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) flight with Expedia?
It's easy to earn miles on a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Houston from Los Angeles - Ontario Intl. (ONT)?
When traveling from Los Angeles - Ontario Intl. (ONT) to Houston, you can fly into George Bush Intercontinental (IAH) and William P. Hobby (HOU). Some flights may connect through major hubs like Portland Intl. (PDX), Seattle - Tacoma Intl. (SEA), BOI (BOI) before reaching Houston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) at the last minute?
Typically, booking a last minute flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) flight and hotel package?
Securing a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby)?
If you booked your Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Houston, TX (HOU-William P. Hobby) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
William P. Hobby
Airlines serving
American Airlines
Return price
AU$385
Distance
2146 km
Average flight time
7 hours 5 mins

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Your quick guide to flights from Ontario Intl. Airport to Houston

Pick up great flights from Ontario Intl. Airport to Houston

With Expedia, you have your pick of flights a day with 4 airlines covering flights from Ontario Intl. Airport to Houston. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Ontario Intl. Airport to Houston that take around hours.

Find cheap flights from Ontario Intl. Airport to Houston

From the great flight deals with prices currently ranging from AU$386 to AU$386, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Ontario Intl. Airport to Houston around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Houston is normally in June.

Reasons to book your flight from Ontario Intl. Airport to Houston with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Ontario Intl. Airport to Houston across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Houston right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Ontario Intl. Airport to Houston

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