Cheap flights from Canada to Houston from $137

The month of November is, on average, the cheapest month to fly to Houston from Canada, with most prices found around $379. The month of April is another great option to travel to Houston, with average flight prices from Canada averaging around $465.

Our data shows that the cheapest Canada to Houston flights are usually those with departure times in the morning. Our users have found flights to Houston in the morning for as low as $548. Try not to purchase tickets in the afternoon because they tend to be around $614. 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 flight prices

You are more likely to see cheaper flights to Houston from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston 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 from Canada for as low as $410 on momondo.

Air Canada, Delta, and WestJet are the most popular carriers operating from Canada to Houston

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Houston from Canada according to our data. Air Canada is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 5 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% 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 150 minutes.

Generally, flights departing at night 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. Saturday 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 10% of their flights experiencing any sort of delay.

As of May 2026, there are 27 flights per day flying from Canada to Houston. The most common time of day flights depart is 8:00AM, with 49% of flights taking off in the afternoon.

192 flights are operational weekly from Canada to Houston as of May 2026. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.