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Denver

$135+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — DEN
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
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 March 22, 2026.

This Delta deal was found by Cheapflights users on 3/21. 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.
Sat 5/26:40 am
YYC
-
DEN
1 stop7h 45m
Delta
Tue 5/55:30 am
DEN
-
YYC
1 stop6h 09m
Delta
Deal found 3/21$247
This Trip.com deal was found by Cheapflights users on 3/19. 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.
Sun 5/34:25 pm
YYC
-
DEN
1 stop6h 45m
Air Canada
Sun 5/107:50 pm
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 3/19$254
This Trip.com deal was found by Cheapflights users on 3/18. 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.
Sat 5/24:25 pm
YYC
-
DEN
1 stop6h 45m
Air Canada
Sun 5/37:50 pm
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 3/18$255
This Air Canada deal was found by Cheapflights users on 3/21. 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.
Sat 6/64:25 pm
YYC
-
DEN
1 stop6h 45m
Air Canada
Sat 6/137:50 pm
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 3/21$262
This Delta deal was found by Cheapflights users on 3/20. 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.
Thu 4/3012:29 pm
YYC
-
DEN
1 stop8h 17m
Delta
Tue 5/55:30 am
DEN
-
YYC
1 stop6h 09m
Delta
Deal found 3/20$263
This Air Canada deal was found by Cheapflights users on 3/19. 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.
Mon 6/2212:30 pm
YYC
-
DEN
2 stops10h 42m
Air Canada
Thu 6/257:50 pm
DEN
-
YYC
1 stop5h 50m
Air Canada
Deal found 3/19$267
This Air Canada deal was found by Cheapflights users on 3/22. 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.
Fri 5/294:25 pm
YYC
-
DEN
1 stop6h 45m
Air Canada
Tue 6/27:50 pm
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 3/22$271
This Air Canada deal was found by Cheapflights users on 3/21. 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.
Mon 5/44:25 pm
YYC
-
DEN
1 stop6h 45m
Air Canada
Mon 5/117:50 pm
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 3/21$274
This Air Canada deal was found by Cheapflights users on 3/22. 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.
Mon 6/83:00 pm
YYC
-
DEN
1 stop8h 10m
Air Canada
Tue 6/237:50 pm
DEN
-
YYC
1 stop5h 50m
Air Canada
Deal found 3/22$276
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Mon 5/49:30 pm
YEG
-
DEN
2 stops16h 34m
Multiple Airlines
Mon 5/117:50 am
DEN
-
YEG
1 stop27h 19m
Multiple Airlines
Deal found 3/20$389
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Tue 4/148:35 pm
YEG
-
DEN
2 stops23h 14m
Multiple Airlines
Tue 4/217:15 am
DEN
-
YEG
1 stop27h 54m
Multiple Airlines
Deal found 3/17$410
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Sun 5/36:10 am
YEG
-
DEN
2 stops16h 49m
Multiple Airlines
Sat 5/167:50 am
DEN
-
YEG
1 stop27h 06m
Multiple Airlines
Deal found 3/20$413

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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$247
(Delta)

One-way from

$135
(Kiwi.com)

Popular in

February

Cheapest in

July

Average price

$365

Good round-trip deal

$348 or less

Good one-way deal

$230 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. 26% potential increase in price ($97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 22, 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

Fri 5/1

12:29 pm-8:46 pm

1 stop8h 17m

Denver Intl

Wed 5/6

5:30 am-11:39 am

1 stop6h 09m

$284

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Tue 5/5

6:40 am-2:25 pm

1 stop7h 45m

Denver Intl

Thu 5/7

6:19 pm-10:57 pm

1 stop4h 38m

$324
Quickest round-trip

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Mon 6/1

6:00 am-8:30 am

Nonstop2h 30m

Denver Intl

Sat 6/6

7:16 pm-9:48 pm

Nonstop2h 32m

$337

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 5/1

12:29 pm-8:46 pm

1 stop8h 17m

Denver Intl

Thu 5/7

5:30 am-11:37 am

1 stop6h 07m

$345

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Wed 5/27

6:45 am-12:12 pm

1 stop5h 27m

Denver Intl

Wed 6/24

12:15 pm-2:45 pm

Nonstop2h 30m

$381

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Mon 6/22

6:35 am-3:31 pm

1 stop8h 56m

Denver Intl

Sat 6/27

12:15 pm-2:45 pm

Nonstop2h 30m

$399

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Sat 8/29

6:35 am-3:31 pm

1 stop8h 56m

Denver Intl

Mon 9/7

12:15 pm-2:45 pm

Nonstop2h 30m

$401

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 8/21

2:00 pm-10:31 pm

1 stop8h 31m

Denver Intl

Sun 8/23

12:15 pm-2:45 pm

Nonstop2h 30m

$401

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Wed 8/12

2:00 pm-10:31 pm

1 stop8h 31m

Denver Intl

Sat 8/15

12:15 pm-2:45 pm

Nonstop2h 30m

$438

EdmontonDenver

YEG - DEN

YEGDEN

Edmonton

Fri 4/24

3:55 pm-9:45 am

1 stop17h 50m

Denver Intl

Sun 4/26

11:59 pm-3:50 pm

2 stops15h 51m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 36 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, July is the cheapest month in which you can book a flight from Alberta to Denver (average of $98). Flying from Alberta to Denver in February is currently the most expensive (average of $279). 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 March 22, 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 afternoon could potentially save you up to 35% on airfare.

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 March 14, 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.

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 March 22, 2026.

The most flights from CAAB to DEN are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

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 77 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 $254, Delta can have you in Denver from Alberta in 6h 45m. 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 $95 and $116, 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 Air Canada (86%), United Airlines (86%) or Copa Airlines (82%) 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 $798 for a flight from Alberta to Denver. The cheapest flight overall is $155 while the most popular route, (Calgary - Denver Intl) is currently priced at $255.

  • 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, July is the cheapest month in which you can book a flight from Alberta to Denver (average of $98). Flying from Alberta to Denver in February is currently the most expensive (average of $279). 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
Lakewood
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Glendale
Manitou Springs
Frisco
Englewood
Fort Morgan
Brighton

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Alberta to Denver

Discover the top 3 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$74Average$426FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$91Average$386FlexibilityNo cancel feeOn-time69%
WestJetCheapest$95Average$167FlexibilityNo cancel feeOn-time60%

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