Title: CA $131 Cheap Flights from Houston (HOU) to Ontario (ONT) - Expedia.ca ![Ontario showing night scenes and street scenes](https://images.trvl-media.com/place/2680/6f6cbfd1-6188-4a75-9ba7-05d8edf0fb1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Ontario Convention & Visitors Bureau / Jon Edwards. ![](https://images.trvl-media.com/place/2680/6f6cbfd1-6188-4a75-9ba7-05d8edf0fb1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $131 Cheap Flights from Houston (HOU) to Ontario (ONT) [View CA $131 flight on Sun, Dec 7, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:HOU,to:ONT,departure:07/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:130.70&airProductToken=AQpqCjMIwYIBEgQ0MDgxGMejASCjsQEo7o__AjDDkP8COEJAAFgBagVCQVNJQ3IIT1ZBVVpOQlYKMwjBggESBDI1MTIYo7EBIK6bASj9kP8CMLuS_wI4QkABWAFqBUJBU0lDcghPVkFVWk5CVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Flight 1 Leaving from Going to Departing Flight 2 Leaving from Going to Departing ## Popular airlines from Houston William Hobby Airport (HOU) to Los Angeles - Ontario Intl. Airport (ONT) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:hou,to:ont,departure:30/10/2025TANYT&leg2=from:ont,to:hou,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:hou,to:ont,departure:30/10/2025TANYT&leg2=from:ont,to:hou,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:hou,to:ont,departure:30/10/2025TANYT&leg2=from:ont,to:hou,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Houston (HOU) to Ontario (ONT) Prices were available within the past 7 days and start at CA $131 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ## Find the cheapest month to fly from Houston (HOU) to Ontario (ONT) ### March is typically the cheapest month to fly From CA $103 - CA $600 per traveller. Flight from Houston to Ontario (HOU - ONT) route information | Origin airport | William P. Hobby | | --- | --- | | Destination airport | Los Angeles - Ontario Intl. | | Distance | 2146 km | | Average flight time | 4 hours 3 mins | ## Houston to Los Angeles Flights **The easy way to book your flights from Houston to Ontario**  With Expedia, it’s simple to find and book flights to Ontario from Houston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 2 airlines that cover this route. There are Southwest Airlines nonstop flights to Los Angeles - Ontario Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Houston to Ontario today, tomorrow, or this week.   **Save dollars with cheap flights from William P. Hobby, HOU to Los Angeles - Ontario Intl., ONT**  Sort your search results by price to find great deals on your flight from Houston to Ontario—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario from Houston currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Ontario   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Ontario from Houston**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario with Expedia today. ## Frequently asked questions ### How much is a flight from HOU to ONT? > If you're travelling from William P. Hobby Airport to Los Angeles - Ontario Intl. Airport (ONT), round-trip journeys start from . This figure is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from William P. Hobby Airport (HOU) to ONT? > This can differ between airlines, as each one has its own set of terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where you'll find easy instructions on how to cancel your flight online. ### How do I find cheap flights from William P. Hobby Airport to Ontario Airport that have flexible change policies? > Flights from William P. Hobby Airport (HOU) to Los Angeles - Ontario Intl. Airport (ONT) with flexible change policies are available with many carriers. Simply use our "No change fees" filter when searching. You'll only need to cover the difference in ticket price, without any additional fees to worry about. ### How many hours is the flight from William P. Hobby Airport to Los Angeles - Ontario Intl. Airport (ONT)? > The average flight between HOU and ONT is 5 hours and 23 minutes. If you get peckish on longer flights, pack some snacks or fruit in your carry-on baggage. ### How far is the flight from HOU to ONT? > Around 2,200 kilometres separates Houston and Ontario, so pack something to keep you busy for a couple of hours. That gripping novel you've yet to start will be ideal. ### Which airlines fly direct from William P. Hobby Airport to Ontario Airport? > Check out the airfares with Southwest Airlines (WN) if you want to travel directly from William P. Hobby Airport (HOU) to Ontario Airport. This airline operates 30 flights monthly, so you're sure to find one that fits your schedule. ### Are HOU to Los Angeles - Ontario Intl. Airport (ONT) flight tickets cheaper when they're purchased at the last minute? > Flight prices always go up and down, so there are no guarantees. While last-minute deals between William P. Hobby Airport (HOU) and ONT are of course possible, it's also a good idea to keep track of prices well before you fly. In fact, some carriers release their prices up to 12 months before the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking and be ready to book when fare prices drop. ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Bamfield to Ontario](https://www.expedia.ca/lp/flights/10552/2680/bamfield-to-ontario) - [Flights from Revelstoke to Ontario](https://www.expedia.ca/lp/flights/10607/2680/revelstoke-to-ontario) - [Flights from Dutch Harbor to Ontario](https://www.expedia.ca/lp/flights/1075/2680/dutch-harbor-to-ontario) - [Flights from Devils Lake to Ontario](https://www.expedia.ca/lp/flights/1076/2680/devils-lake-to-ontario) - [Flights from Hillsborough to Ontario](https://www.expedia.ca/lp/flights/11627/2680/hillsborough-to-ontario) - [Flights from Heraklion to Ontario](https://www.expedia.ca/lp/flights/1444/2680/heraklion-to-ontario) - [Flights from Harbin to Ontario](https://www.expedia.ca/lp/flights/1510/2680/harbin-to-ontario) - [Flights from Jamestown to Ontario](https://www.expedia.ca/lp/flights/1709/2680/jamestown-to-ontario) - 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