Cheap flights from Ontario to Houston from C$ 198

If you don’t want to visit Houston George Bush Intcntl Airport in May, then you should wait until April to fly from Region of Ontario, when ticket prices are also cheap, with an average price of C$ 620.

The cheapest day to depart on your flight to Houston George Bush Intcntl Airport is on a Thursday when prices can be found for as low as C$ 692. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around C$ 750. These prices are subject to change though, so be sure to set up a Price Alert for flights to Houston George Bush Intcntl Airport.

Flying to Houston George Bush Intcntl Airport from Region of Ontario in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 682 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around C$ 824. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Toronto Pearson Intl to Houston George Bush Intcntl for the best Ontario - Houston George Bush Intcntl flight prices

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around C$ 713 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Region of Ontario for as low as C$ 568 on momondo.

There are 4 cabin classes available to choose from on Ontario to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

WestJet, American Airlines, and Delta are the most popular carriers operating from Ontario to Houston George Bush Intcntl

Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Houston George Bush Intcntl Airport from Region of Ontario according to our data. Air Canada is the first choice among our users, with 68% of people opting to fly with this airline when travelling to Houston George Bush Intcntl Airport. Keep in mind that there are 4 different airlines that fly to Houston George Bush Intcntl Airport on a routine basis, so you have a few additional options to choose from.

As of February 2026, there are 11 flights per day flying from Region of Ontario to Houston George Bush Intcntl Airport. The most common time of day flights depart is 3:00p.m., with 45% of flights taking off at noon.

As of February 2026, there are 78 flights per week flying from Region of Ontario to Houston George Bush Intcntl Airport. The most common day of the week flights depart is Sat, with 17% of flights taking off on this day.