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$125+ Cheap flights from Alberta 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — DEN
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap flight deals from Alberta to Denver

Cheapest flights from Alberta to Denver
Explore the most affordable flight options available from Alberta to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.

This Trip.com deal was found by Cheapflights users on 7/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:25 pm
YYC
-
DEN
1 stop7h 27m
Air Canada
Tue 8/257:45 pm
DEN
-
YYC
1 stop5h 55m
Air Canada
Deal found 7/4$213
This Gotogate deal was found by Cheapflights users on 7/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2412:30 pm
YYC
-
DEN
2 stops10h 42m
Air Canada
Mon 7/277:45 pm
DEN
-
YYC
1 stop5h 55m
Air Canada
Deal found 7/8$215
This oojo deal was found by Cheapflights users on 7/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:45 am
YYC
-
DEN
Nonstop2h 35m
WestJet
Mon 8/3112:15 pm
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 7/5$216
This Trip.com deal was found by Cheapflights users on 7/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/234:25 pm
YYC
-
DEN
1 stop6h 47m
Air Canada
Mon 7/277:45 pm
DEN
-
YYC
1 stop5h 55m
Air Canada
Deal found 7/7$220
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Thu 7/306:00 am
YYC
-
DEN
Nonstop2h 30m
United Airlines
Tue 8/47:16 pm
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 7/7$224
This United deal was found by Cheapflights users on 7/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:45 am
YYC
-
DEN
Nonstop2h 34m
Multiple Airlines
Sat 8/229:10 am
DEN
-
YYC
1 stop6h 24m
Multiple Airlines
Deal found 7/8$229
This oojo deal was found by Cheapflights users on 7/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:30 pm
YEG
-
DEN
1 stop13h 50m
WestJet
Thu 10/1512:15 pm
DEN
-
YEG
1 stop6h 15m
WestJet
Deal found 7/7$309
This Trip.com deal was found by Cheapflights users on 7/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:40 pm
YEG
-
DEN
1 stop16h 40m
WestJet
Mon 8/1712:15 pm
DEN
-
YEG
1 stop22h 15m
WestJet
Deal found 7/8$334
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 9/116:10 am
YEG
-
DEN
1 stop5h 10m
Multiple Airlines
Mon 9/1410:30 pm
DEN
-
YEG
2 stops22h 15m
Multiple Airlines
Deal found 7/8$342

Find flight deals from Alberta to Denver

Keep the following information in mind while searching for Alberta to Denver flight deals. Data was last updated July 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$213
(Trip.com)

One-way from

$125
(oojo)

Popular in

February

Cheapest in

October

Average price

$251

Good round-trip deal

$266 or less

Good one-way deal

$216 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 Alberta to Denver Intl
Search Deals
One-way flight from Alberta to Denver Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Alberta to Denver Intl.
Search Deals
Price to beat on a one-way flight from Alberta to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Alberta 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 July 9, 2026.
Use the filters below to find and compare flights from Alberta to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Thu 8/27

8:00 am-10:34 am

Nonstop2h 34m

Denver Intl

Sun 9/6

7:45 pm-1:40 am

1 stop5h 55m

$236

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 8/28

7:45 am-10:19 am

Nonstop2h 34m

Denver Intl

Tue 9/1

7:16 pm-9:48 pm

Nonstop2h 32m

$250

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 9/25

7:00 am-4:58 pm

1 stop9h 58m

Denver Intl

Mon 9/28

7:50 pm-1:39 am

1 stop5h 49m

$267

EdmontonDenver

YEG - DEN

YEGDEN

Edmonton

Sat 10/10

9:10 am-11:20 am

1 stop26h 10m

Denver Intl

Thu 10/15

12:15 pm-6:30 pm

1 stop6h 15m

$310
Quickest round-trip

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 8/7

7:15 pm-9:43 pm

Nonstop2h 28m

Denver Intl

Sun 8/9

7:16 pm-9:48 pm

Nonstop2h 32m

$312

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Mon 11/16

6:00 am-8:37 am

Nonstop2h 37m

Denver Intl

Thu 11/19

8:15 am-10:55 am

2 stops26h 40m

$320

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 9/25

8:45 am-11:20 am

Nonstop2h 35m

Denver Intl

Mon 9/28

1:40 pm-10:15 pm

1 stop8h 35m

$323

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Tue 8/18

8:45 am-11:20 am

Nonstop2h 35m

Denver Intl

Wed 8/26

12:15 pm-2:45 pm

Nonstop2h 30m

$335

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 8/28

8:45 am-11:20 am

Nonstop2h 35m

Denver Intl

Tue 9/1

12:29 pm-7:05 pm

1 stop6h 36m

$354

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Wed 8/19

8:45 am-11:20 am

Nonstop2h 35m

Denver Intl

Sun 8/23

6:20 am-1:10 pm

1 stop6h 50m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 39 resultsSorted by cheapest first
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Best time to book a flight from Alberta to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Alberta 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 Alberta to Denver

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

Currently, October is the cheapest month in which you can book a flight from Alberta to Denver (average of $44). Flying from Alberta to Denver in December is currently the most expensive (average of $136). 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 AB to DEN?

Find hourly flight availability from Alberta 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 July 9, 2026.

One of the essential ways to save on airfare from Alberta to Denver is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 36% on airfare.

Weekly flight availability from Alberta to Denver

Explore weekly flight availability from Alberta 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 July 9, 2026.

The most flights from CAAB to DEN are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost to fly round-trip from Alberta to Denver?

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

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Alberta 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 day to fly from Alberta to Denver?

Use this chart to determine the cheapest time to fly round-trip from Alberta to Denver. Price data was last updated on July 4, 2026.

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

Related info for your journey

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

  • What airport do you fly into for flights to Denver from Alberta?

    For a flight from Alberta to Denver, you will be flying into Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city.

  • How popular is this Alberta to Denver flight route?

    This flight path from Alberta to Denver Intl was viewed by 49 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Alberta to Denver?

    For as low as $250, United Airlines can have you in Denver from Alberta in 2h 34m. There are 898 mi between Alberta and Denver. This flight may include one or multiple stops.

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

    $85 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $121 and $122, respectively.

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

    No one likes to see their flight delayed. When booking a flight from Alberta to Denver consider choosing Delta (94%), WestJet (94%) or Aeromexico (94%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Alberta to Denver?

    On average you can expect to pay $765 for a flight from Alberta to Denver. The cheapest flight overall is $137 while the most popular route, (Calgary - Denver Intl) is currently priced at $229.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Alberta 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 Alberta to Denver?

    Currently, October is the cheapest month in which you can book a flight from Alberta to Denver (average of $44). Flying from Alberta to Denver in December is currently the most expensive (average of $136). 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 Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Westminster
Centennial
Lakewood
Broomfield
Golden
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Alberta to Denver

Discover the top 4 airlines that operate flights from Alberta 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 July 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$124Average$593FlexibilityNo cancel feeOn-time67%
DeltaCheapest$128Average$327FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$134Average$362FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$136Average$407FlexibilityNo cancel feeOn-time69%

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