Cheap flights from the United States to Canada from C$ 120

In general, October is the cheapest month to fly from United States to Canada. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 500. If you’re not able to fly to Canada in October, then January is your next best option. Flight prices from United States to Canada during January average around C$ 507.

Our data shows that Saturday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as C$ 409. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around C$ 668. These prices are subject to change though, so be sure to set up a Price Alert for flights to Canada.

According to our data, the cheapest time of day to fly to Canada is in the evening. momondo users have found flights departing from United States to Canada in the evening for as low as C$ 280. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Canada, so prices are often more expensive at around C$ 644 per ticket.

Fly from Las Vegas Harry Reid Intl to Calgary for the best United States - Canada flight prices

You are more likely to see cheaper flights to Canada from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Canada for around C$ 344 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Canada from United States for as low as C$ 273 on momondo.

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

United Airlines, Delta, and Porter Airlines are the most popular carriers operating from United States to Canada

Air Canada, WestJet and Porter Airlines are the top three most popular airlines that fly to Canada from United States according to our data. Air Canada is the first choice among our users, with 36% of people opting to fly with this airline when travelling to Canada. Keep in mind that there are 10 different airlines that fly to Canada on a routine basis, so you have a few additional options to choose from.

Historically, on average around 20% of flights between United States and Canada have experienced a delay on any given week. The average delay length over the past 12 months has been 138 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.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday 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 16% of their flights experiencing any sort of delay.

The number of flights available between United States and Canada is 293 per day as of June 2026. The most frequent departure time is 8:00a.m., with 40% of daily flights leaving at noon.

2,053 flights are operational weekly from United States to Canada as of June 2026. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.