Cheap flights from Canada to Houston from C$ 173

If you don’t want to visit Houston George Bush Intcntl Airport in October, then you should wait until January to fly from Canada, when ticket prices are also cheap, with an average price of C$ 635.

The cheapest day to depart on your flight to Houston George Bush Intcntl Airport is on a Friday when prices can be found for as low as C$ 716. 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 Sunday because tickets tend to average around C$ 848. 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 Canada at noon is the least expensive time of day to depart. momondo users have found prices as low as C$ 690 when looking at flights departing at noon. Try not to purchase tickets in the afternoon because they tend to be around C$ 864. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Calgary to Houston George Bush Intcntl for the best Canada - Houston George Bush Intcntl flight prices

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Canada 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$ 750 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 Canada for as low as C$ 663 on momondo.

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

Air Canada, WestJet, and United Airlines are the most popular carriers operating from Canada to Houston George Bush Intcntl

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Houston George Bush Intcntl Airport from Canada according to our data. Air Canada is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Houston George Bush Intcntl Airport. Keep in mind that there are 5 different airlines that fly to Houston George Bush Intcntl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Canada and Houston have experienced a delay on any given week. The average delay length over the past 12 months has been 153 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines has had the least delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

As of September 2026, 29 flights take off from Canada and land in Houston George Bush Intcntl Airport each day. The most common flight departure time for this route is 8:00a.m., with 52% of daily flights taking off at noon.

The number of flights available between Canada and Houston George Bush Intcntl Airport is 209 per week as of September 2026. The most frequent departure day is Sun, with 17% of weekly flights leaving on this day.