$97 Cheap Flights from Calgary (YYC) to Denver (DEN)

View $97 flight on Thu, Sep 4, 2025Opens in a new window

Popular airlines from Calgary International Airport (YYC) to Denver Intl. Airport (DEN)

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Cheap Flights from Calgary to Denver (YYC-DEN)

Prices were available within the past 7 days and start at $97 for one-way flights and $146 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Thu, Sep 4 - Fri, Sep 12
YYC
Calgary
DEN
Denver
$146 Roundtrip, found 20 hours ago
$146
Roundtrip
found 20 hours ago
Select WestJet flight, departing Thu, Sep 4 from Calgary to Denver, returning Fri, Sep 12, priced at $146 found 20 hours ago
United
Thu, Oct 2 - Fri, Oct 10
YYC
Calgary
DEN
Denver
$157 Roundtrip, found 2 days ago
$157
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 2 from Calgary to Denver, returning Fri, Oct 10, priced at $157 found 2 days ago
Air Canada
Sat, Nov 1 - Tue, Nov 4
YYC
Calgary
DEN
Denver
$160 Roundtrip, found 2 days ago
$160
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sat, Nov 1 from Calgary to Denver, returning Tue, Nov 4, priced at $160 found 2 days ago
WestJet
Wed, Aug 13 - Sun, Sep 7
YYC
Calgary
DEN
Denver
$160 Roundtrip, found 2 days ago
$160
Roundtrip
found 2 days ago
Select WestJet flight, departing Wed, Aug 13 from Calgary to Denver, returning Sun, Sep 7, priced at $160 found 2 days ago
Air Canada
Thu, Oct 23 - Mon, Nov 3
YYC
Calgary
DEN
Denver
$161 Roundtrip, found 22 hours ago
$161
Roundtrip
found 22 hours ago
Select Air Canada flight, departing Thu, Oct 23 from Calgary to Denver, returning Mon, Nov 3, priced at $161 found 22 hours ago
WestJet
Sun, Sep 21 - Mon, Sep 22
YYC
Calgary
DEN
Denver
$163 Roundtrip, found 2 hours ago
$163
Roundtrip
found 2 hours ago
Select WestJet flight, departing Sun, Sep 21 from Calgary to Denver, returning Mon, Sep 22, priced at $163 found 2 hours ago
WestJet
Thu, Sep 11 - Sun, Sep 14
YYC
Calgary
DEN
Denver
$163 Roundtrip, found 4 days ago
$163
Roundtrip
found 4 days ago
Select WestJet flight, departing Thu, Sep 11 from Calgary to Denver, returning Sun, Sep 14, priced at $163 found 4 days ago
Air Canada
Thu, Sep 11 - Sun, Sep 14
YYC
Calgary
DEN
Denver
$165 Roundtrip, found 4 days ago
$165
Roundtrip
found 4 days ago
Select Air Canada flight, departing Thu, Sep 11 from Calgary to Denver, returning Sun, Sep 14, priced at $165 found 4 days ago
Delta
Sat, Sep 6 - Wed, Sep 10
YYC
Calgary
DEN
Denver
$208 Roundtrip, found 3 days ago
$208
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 6 from Calgary to Denver, returning Wed, Sep 10, priced at $208 found 3 days ago
American Airlines
Thu, Sep 11 - Sun, Sep 14
YYC
Calgary
DEN
Denver
$335 Roundtrip, found 4 days ago
$335
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Sep 11 from Calgary to Denver, returning Sun, Sep 14, priced at $335 found 4 days ago

Find the cheapest month to fly from Calgary (YYC) to Denver (DEN)

May is typically the cheapest month to fly

From $131 - $279 per traveler.

Graph displaying average flight prices per month

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $175
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $175
Flights from Calgary (YYC) to Denver (DEN)
Origin airport
Calgary Intl.
Destination airport
Denver Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Roundtrip price
$145
Distance
899 mi
Average flight time
2 hours 33 mins

Calgary to Denver Flights

The cheapest times to fly from Calgary to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Calgary to Denver are during the month of September. You can find some of the cheapest flights from Calgary to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Calgary to Denver

Sunday is one of the best days to book for cheap flights from Calgary to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Calgary to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Calgary to Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from $97 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Calgary to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Calgary to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN) cost?
You can pick up cheap return fares starting from $171 from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a WestJet flight leaving YYC on August 4 2025 and touching down at DEN. The price was last updated on July 10 2025 and has not changed since.
What is the cheapest month to fly from YYC to DEN?
The cheapest flights from YYC to DEN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN)?
When heading out of Calgary Intl. Airport (YYC), you can jump on a direct flight to Denver Intl. Airport (DEN) with United Airlines.
What is the cheapest airline that flies from YYC to DEN?
Jet off from YYC to DEN with WestJet. This airline currently has the lowest one-way fare on this route, starting at $101. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from YYC on September 26 2025. Prices were last updated on July 10 2025 and have not changed since.
How many flights per day from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN)?
With, on average, 2 nonstop flights departing from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN) daily, you'll be taking off on vacation soon enough.
What are the most popular departure times for flights from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN)?
More travelers fly between YYC and DEN at 6 AM than at any other point in the day. Looking to skip the crowds? Try choosing a quieter departure window and you're likely to save on your fare as well.
What day of the week has the most flights from YYC to DEN?
Friday offers the most flights from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN). Consider taking off on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN)?
The earliest flight leaving from Calgary Intl. Airport (YYC) is at around 6:19AM UTC-7. Board this plane and you'll reach Denver Intl. Airport (DEN) at approximately 8:57AM UTC-7. The total flight duration is 2h 38m.
How long does it take to fly from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN)?
Flights from YYC to DEN have an average travel time of 2 hours and 34 minutes. The distance between the two airports is 900 mi.
What airline has the least delays from YYC to DEN?
With 100% of journeys generally arriving on schedule, Frontier Airlines has the best on-time performance for direct flights from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN). To keep track of your flight status and receive notifications about any changes, use the Expedia App.
What is the best time to fly from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN)?
Opt for a flight from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN) that takes off before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Denver from Calgary Intl. Airport (YYC)?
Browse your flight options from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN). This is the only airport in Denver you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN) last-minute?
Last-minute fares from YYC to DEN are generally more expensive. To lock in the best rates, start looking for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a YYC to DEN flight and hotel package?
Compared with arranging hotels and flights separately, booking a YYC to DEN flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place will take the hassle out of planning your trip. Just pick your flights and choose from our wide range of hotels, then personalize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Calgary Intl. Airport (YYC) to Denver Intl. Airport (DEN)?
You can usually reschedule or cancel your YYC to DEN flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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