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$84+ Cheap flights from Calgary (YYC) to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — DEN
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Calgary to Denver Intl are usually found in July or August, booked 72 days in advance, depart on a Wednesday or Saturday and return on a Thursday

Cheap flight deals from Calgary to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$131
(WestJet)

One-way from

$84
(Trip.com)

Popular in

January

Cheapest in

July

Average price

$289

Good round-trip deal

$185 or less

Good one-way deal

$160 or less
Provider with most accurate pricing for Calgary-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Calgary-Denver Intl flights.
Search Deals
From Calgary to Denver Intl
Search Deals
One-way flight from Calgary to Denver Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Calgary to Denver Intl.
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Price to beat on a one-way flight from Calgary to Denver Intl.
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Find flight deals from Calgary to Denver

Cheapest flights from Calgary to Denver
Explore the most affordable flight options available from Calgary to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This WestJet deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/98:55 amYYC - DEN
Nonstop2h 32mWestJet
Fri 5/1612:15 pmDEN - YYC
Nonstop2h 30mWestJet
Deal found 3/24$131
This Air Canada deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2512:30 pmYYC - DEN
1 stop5h 31mAir Canada
Sun 7/67:19 pmDEN - YYC
Nonstop2h 29mAir Canada
Deal found 3/24$176
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/228:00 amYYC - DEN
1 stop4h 56mDelta
Tue 4/292:35 pmDEN - YYC
1 stop8h 30mDelta
Deal found 3/24$218
This Kiwi.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/158:55 amYYC - DEN
Nonstop2h 32mMultiple Airlines
Wed 5/2110:52 pmDEN - YYC
1 stop12h 58mMultiple Airlines
Deal found 3/23$224
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/136:15 amYYC - DEN
Nonstop2h 36mUnited Airlines
Tue 4/157:18 pmDEN - YYC
Nonstop2h 30mUnited Airlines
Deal found 3/25$291
This TravelUp deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/46:45 amYYC - DEN
1 stop13h 05mBritish Airways
Mon 4/76:40 pmDEN - YYC
1 stop17h 05mBritish Airways
Deal found 3/24$314
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/136:45 amYYC - DEN
1 stop7h 04mAmerican Airlines
Tue 4/1511:16 amDEN - YYC
2 stops10h 29mAmerican Airlines
Deal found 3/25$333
This Alaska Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:00 amYYC - DEN
2 stops12h 15mAlaska Airlines
Sun 7/207:06 pmDEN - YYC
2 stops15h 23mAlaska Airlines
Deal found 3/23$654

Cheapflights Fare Finder

Customize your flight search to find flights from Calgary to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
Use the filters below to find and compare flights from Calgary to Denver that are best for you.

Fly from

Calgary

Fly to

Denver

Route

Depart

Return

Price

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 5/9

8:55 am-11:27 am

Nonstop2h 32m

Denver Intl

Fri 5/16

12:15 pm-2:45 pm

Nonstop2h 30m

$131

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Wed 6/25

12:30 pm-6:01 pm

1 stop5h 31m

Denver Intl

Sun 7/6

7:19 pm-9:48 pm

Nonstop2h 29m

$176

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Tue 4/22

8:00 am-12:56 pm

1 stop4h 56m

Denver Intl

Tue 4/29

2:35 pm-11:05 pm

1 stop8h 30m

$218

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Thu 5/15

8:55 am-11:27 am

Nonstop2h 32m

Denver Intl

Wed 5/21

10:52 pm-11:50 am

1 stop12h 58m

$224

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Sun 4/13

6:15 am-8:51 am

Nonstop2h 36m

Denver Intl

Tue 4/15

7:18 pm-9:48 pm

Nonstop2h 30m

$291

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 4/4

6:45 am-7:50 pm

1 stop13h 05m

Denver Intl

Mon 4/7

6:40 pm-11:45 am

1 stop17h 05m

$314

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Sun 4/13

6:45 am-1:49 pm

1 stop7h 04m

Denver Intl

Tue 4/15

11:16 am-9:45 pm

2 stops10h 29m

$333

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 7/11

6:00 am-6:15 pm

2 stops12h 15m

Denver Intl

Sun 7/20

7:06 pm-10:29 am

2 stops15h 23m

$654

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 7/4

8:55 am-11:27 am

Nonstop2h 32m

$84

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 7/4

12:30 pm-6:01 pm

1 stop5h 31m

$113

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 14 results
1
2

Compare providers for flights from Calgary to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Calgary to Denver in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Calgary-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Calgary-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Calgary-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Calgary-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Calgary-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Calgary to Denver flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Calgary to Denver trip
Airports
YYC

For a quick check-in at YYC, use the spacious area with natural light and clean facilities, ideal for business travelers.

Read more about YYCby Jenna Scatena
DEN

Upon arrival at DEN, take the A Line train to reach downtown Denver in 37 minutes, running every 15 minutes.

Read more about DENby Emily Zemler
Our travel experts
Jenna Scatena

Jenna Scatena

Expert on YYC

Jenna Scatena

Jenna Scatena

Journalist and Travel Writer, Jenna Scatena is an award-winning travel writer with a love for sharing stories and exploring new places, especially by Vespa. Though she's from San Francisco, she has spent a significant chunk of her vacation days over the last decade eating her way through Texas and sleeping in hotels around the world—especially in California, the Middle East, and Europe.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Best time to book a flight from Calgary to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Calgary with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Calgary to Denver

How far ahead should I book a flight from Calgary to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Calgary to Denver. Price data was last updated on March 21, 2025.

Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Calgary to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Calgary to Denver?

Currently, October is the cheapest month in which you can book a flight from Calgary to Denver (average of $197). Flying from Calgary to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYC to DEN?

Find hourly flight availability from Calgary to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

One of the essential ways to save on airfare from Calgary to Denver is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 41% on airfare.

What is the cheapest day to fly from Calgary to Denver?

Use this chart to determine the cheapest time to fly round-trip from Calgary to Denver. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their Calgary to Denver flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Calgary to Denver

Explore weekly flight availability from Calgary to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 25, 2025.

The most flights from YYC to DEN are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated March 25, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Calgary to Denver have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,782 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
WestJet
7.2
Good
2,785 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Calgary to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Calgary to Denver?

    You will need to book a flight from Calgary to Denver Intl if you want to fly from Calgary to Denver. At least 3 different airlines have flights from Calgary (YYC) to Denver Intl (DEN) on a regular basis. There are 6 flights to Denver from the Calgary airport per day. If you manage to book one that is nonstop, then you can expect the flight time from YYC to DEN to be around 2h 32m.

  • How popular is this Calgary to Denver flight route?

    Flights from Calgary to Denver Intl have been viewed 27 times in the past calendar month.

  • What are the cheapest airlines flying from Calgary to Denver round-trip?

    Our cheapest airline available from Calgary to Denver is WestJet. Our recent data shows that you can find tickets from as low as $131 on this airline. Additional options worth looking into are Air Canada and Delta, starting at $176 and $218 round-trip. WestJet is priced at 58% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Calgary to Denver one-way?

    The cheapest airlines for a one-way flight from Calgary to Denver are WestJet ($84), Air Canada ($113), and United Airlines ($126).

  • What are the most reliable airlines from Calgary to Denver?

    Before booking your flight to Denver from Calgary, check out the most reliable airlines to get you to your destination on time: Air Canada (82%), United Airlines (82%), Copa Airlines( 70%).

  • What are the cheapest flights from Calgary to Denver?

    On average you can expect to pay $742 for a flight from Calgary to Denver. The cheapest flight overall is $120 while the most popular route, (Calgary - Denver Intl) is currently priced at $152.

  • Can I find deals for flights from Calgary to Denver that include hotel bookings?

    Yes. In addition to deals on Calgary to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Calgary to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Calgary to Denver.

  • Can I find deals for business class flights from Calgary to Denver?

    Yes. Cheapflights offers flight deals from Calgary to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Calgary to Denver?

    Currently, October is the cheapest month in which you can book a flight from Calgary to Denver (average of $197). Flying from Calgary to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Westminster
Lakewood
Black Hawk
Winter Park
Broomfield
Cripple Creek
Silverthorne
Golden
Brighton
Greeley
Frisco
Wheat Ridge
Grand Lake
Idaho Springs
Central City
Copper Mountain
Longmont
Thornton
Limon
Dillon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Calgary to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Edmonton to Denver flights
Calgary to Colorado Springs flights
Calgary to Aspen flights

Top 3 airlines flying from Calgary to Denver

Discover the top 3 airlines that operate flights from Calgary to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$118Average$185FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$161Average$318FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$216Average$378FlexibilityNo cancel feeOn-time69%
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