Cheap flights from Denver to Calgary from $91

The month of October is, on average, the cheapest month to fly to Calgary from Denver, with most prices found around $222. If you aren’t able to travel during the month of October, then book flights to Calgary from Denver during August instead. Flights to Calgary in August, while not as cheap as those in October, still average around $273.

The cheapest day to depart on your flight to Calgary is on a Tuesday when prices can be found for as low as $306. This is often the case because there is less demand to fly during this day of the week. Flights from Denver to Calgary on a Sunday will generally be more expensive and average around $456. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

The cheapest time of day to fly to Calgary is in the morning when flights can be purchased for as low as $381. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $401 on average. Flights to Calgary from Denver in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Denver Intl to Calgary for the best Denver Intl - Calgary flight prices

You are more likely to see cheaper flights to Calgary from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Calgary for around $368 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Calgary from Denver for as low as $251 on momondo.

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

No. A direct flight is the cheapest option for a flight between Denver to Calgary.

As of September 2026, prices for Denver to Calgary flights are approximately 80% more expensive when compared to flights at the same time last year.

Air Canada and United Airlines are the most popular carriers operating from Denver Intl to Calgary

United Airlines, WestJet and Delta are the top three most popular airlines that fly to Calgary from Denver according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Calgary. Keep in mind that there are 4 different airlines that fly to Calgary on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 6 flights per day flying from Denver to Calgary. The most common time of day flights depart is 11:00AM, with 40% of flights taking off in the afternoon.

42 flights are operational weekly from Denver to Calgary as of September 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.