Cheap flights from Canada to Houston from C$ 188

If you don’t want to visit Houston George Bush Intcntl Airport in May, then you should wait until April to fly from Canada, when ticket prices are also cheap, with an average price of C$ 627.

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$ 704. 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$ 760. 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 in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 688 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around C$ 846. 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$ 722 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$ 575 on momondo.

There are 4 cabin classes available to choose from on Canada 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, Air Canada, and Delta 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 43% 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 151 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.

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Monday 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 9% of their flights experiencing any sort of delay.

As of March 2026, 27 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 45% of daily flights taking off at noon.

The number of flights available between Canada and Houston George Bush Intcntl Airport is 192 per week as of March 2026. The most frequent departure day is Fri, with 17% of weekly flights leaving on this day.