Cheap flights from Alberta to Denver from $142

The cheapest month to fly to Denver from Alberta is in July. Flight prices, which tend to average around $306, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in July, then you should wait until June to fly from Alberta, when ticket prices are also cheap, with an average price of $332.

The cheapest day to depart on your flight to Denver is on a Sunday when prices can be found for as low as $490. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Monday, with ticket prices averaging around $568.

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $453. Flights in the afternoon are often more expensive with an average ticket price of $600.

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

You are more likely to see cheaper flights to Denver from Alberta when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $357 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Alberta for as low as $283 on momondo.

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

Delta and United Airlines are the most popular carriers operating from Alberta to Denver Intl

United Airlines, Air Canada and WestJet are the top three most popular airlines that fly to Denver from Alberta according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 3 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

8 flights are operational daily from Alberta to Denver as of November 2026. The most popular departure time for this route is 7:00AM, with 56% of flights per day taking off in the afternoon.

As of November 2026, there are 60 flights per week flying from Alberta to Denver. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.