Cheap flights from Canada to Houston from $142

The month of May is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Canada, with most prices found around $449. If you are unable to visit Houston George Bush Intcntl Airport during the month of May, then departing from Canada during the month April is also very affordable. Most momondo users find prices during this month for around $457.

The cheapest day to depart from Canada to Houston George Bush Intcntl Airport is on a Sunday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Sunday will often find tickets for as low as $538. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Monday is $562.

Our data shows that the cheapest Canada to Houston George Bush Intcntl Airport flights are usually those with departure times in the morning. Our users have found flights to Houston George Bush Intcntl Airport in the morning for as low as $533. Try not to purchase tickets in the evening because they tend to be around $600. 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 $526 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 $419 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.

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 40% of people opting to fly with this airline when traveling 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.

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 in the evening have, in the past, seen delays more frequently in comparison.

Friday is statistically the day of the week which experiences the fewest number of 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 have had the least number of 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 8:00AM, with 45% of daily flights taking off at noon.

192 flights are operational weekly from Canada to Houston George Bush Intcntl Airport as of March 2026. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.