How many flights depart from Calgary to Denver on average per week?

33 flights are operational weekly from Calgary to Denver as of August 2026. The most popular departure day for this route is Fri, with 27% of flights per week taking off on this day.

How many flights depart from Calgary to Denver on average per day?

As of August 2026, there are 4 flights per day flying from Calgary to Denver. The most common time of day flights depart is 8:00a.m., with 60% of flights taking off at noon.

What is the cheapest airline that flies from Calgary to Denver Intl?

WestJet, United Airlines, and Delta are the most popular carriers operating from Calgary to Denver Intl

Which airlines fly to Denver?

United Airlines, Air Canada and WestJet are the top three most popular airlines that fly to Denver from Calgary according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Denver. Keep in mind that there are 4 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Calgary Airport to Denver Intl Airport?

Prices for flights from Calgary Airport to Denver Intl Airport refresh daily.

How many operators does momondo search for flights from Calgary Airport to Denver Intl Airport?

There are 4 operators available for flights from Calgary Airport to Denver Intl Airport as of August 2026.

How old do you have to be to fly from Calgary Airport to Denver Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Calgary Airport to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 178 Cheap Flights from Calgary to Denver in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Calgary to Denver

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 a.m. - 11:20 a.m.YYC Calgary-DEN Denver Intl

2h 35mdirect

12:15 p.m. - 2:45 p.m.DEN Denver Intl-YYC Calgary

2h 30mdirect

C$ 263WestJet

Fri, 2 Oct - Sun, 4 Oct

8:45 a.m. - 11:20 a.m.YYC Calgary-DEN Denver Intl

2h 35mdirect

12:15 p.m. - 2:45 p.m.DEN Denver Intl-YYC Calgary

2h 30mdirect

C$ 302WestJet

Thu, 27 Aug - Wed, 2 Sep

4:25 p.m. - 11:08 p.m.YYC Calgary-DEN Denver Intl

6h 43m1 stop Vancouver Intl

7:50 p.m. - 1:39 a.m.DEN Denver Intl-YYC Calgary

5h 49m1 stop Vancouver Intl

C$ 309Air Canada

Tue, 15 Sep - Wed, 16 Sep

8:45 a.m. - 11:20 a.m.YYC Calgary-DEN Denver Intl

2h 35mdirect

7:00 a.m. - 5:25 p.m.DEN Denver Intl-YYC Calgary

10h 25m1 stop Phoenix Sky Harbor Intl

C$ 318Multiple Airlines

Fri, 25 Sep - Tue, 29 Sep

8:45 a.m. - 11:20 a.m.YYC Calgary-DEN Denver Intl

2h 35mdirect

7:00 a.m. - 12:44 a.m.DEN Denver Intl-YYC Calgary

17h 44m2 stops Phoenix Sky Harbor Intl Vancouver Intl

C$ 325Multiple Airlines

Sun, 13 Sep - Sun, 20 Sep

12:30 p.m. - 11:08 p.m.YYC Calgary-DEN Denver Intl

10h 38m2 stops Edmonton Vancouver Intl

7:50 p.m. - 1:39 a.m.DEN Denver Intl-YYC Calgary

5h 49m1 stop Vancouver Intl

C$ 330Air Canada

Fri, 18 Sep - Fri, 25 Sep

6:00 a.m. - 8:34 a.m.YYC Calgary-DEN Denver Intl

2h 34mdirect

7:16 p.m. - 9:48 p.m.DEN Denver Intl-YYC Calgary

2h 32mdirect

C$ 340United Airlines

Tue, 15 Sep - Wed, 16 Sep

7:00 a.m. - 7:37 a.m.YYC Calgary-DEN Denver Intl

1h 37mdirect

7:11 p.m. - 11:53 p.m.DEN Denver Intl-YYC Calgary

3h 42mdirect

C$ 347United Airlines

Wed, 25 Nov - Sun, 29 Nov

6:45 a.m. - 3:23 p.m.YYC Calgary-DEN Denver Intl

8h 38m1 stop Minneapolis St Paul

5:35 a.m. - 11:42 a.m.DEN Denver Intl-YYC Calgary

6h 07m1 stop Salt Lake City

C$ 418Delta

Mon, 24 Aug - Fri, 28 Aug

8:45 a.m. - 11:20 a.m.YYC Calgary-DEN Denver Intl

2h 35mdirect

1:55 p.m. - 10:15 p.m.DEN Denver Intl-YYC Calgary

8h 20m1 stop Seattle/Tacoma Intl

C$ 439Delta

Fri, 2 Oct - Tue, 6 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

8:45 a.m. - 11:20 a.m.YYC Calgary-DEN Denver Intl

2h 35mdirect

6:20 a.m. - 1:10 p.m.DEN Denver Intl-YYC Calgary

6h 50m1 stop Seattle/Tacoma Intl

C$ 652Delta

Tue, 11 Aug - Thu, 20 Aug

8:45 a.m. - 5:48 p.m.YYC Calgary-DEN Denver Intl

9h 03m1 stop Seattle/Tacoma Intl

1:21 p.m. - 10:15 p.m.DEN Denver Intl-YYC Calgary

8h 54m1 stop Seattle/Tacoma Intl

C$ 659Delta

Tue, 11 Aug - Thu, 20 Aug

8:45 a.m. - 11:20 a.m.YYC Calgary-DEN Denver Intl

2h 35mdirect

12:15 p.m. - 2:45 p.m.DEN Denver Intl-YYC Calgary

2h 30mdirect

C$ 674WestJet

Mon, 10 Aug - Thu, 13 Aug

8:45 a.m. - 11:20 a.m.YYC Calgary-DEN Denver Intl

2h 35mdirect

12:15 p.m. - 2:45 p.m.DEN Denver Intl-YYC Calgary

2h 30mdirect

C$ 677WestJet

Mon, 10 Aug - Wed, 12 Aug

3:05 p.m. - 11:52 p.m.YYC Calgary-DEN Denver Intl

8h 47m1 stop Vancouver Intl

9:10 a.m. - 3:34 p.m.DEN Denver Intl-YYC Calgary

6h 24m1 stop Vancouver Intl

C$ 690Air Canada

Thu, 13 Aug - Tue, 18 Aug

8:00 a.m. - 10:34 a.m.YYC Calgary-DEN Denver Intl

2h 34mdirect

11:21 a.m. - 1:53 p.m.DEN Denver Intl-YYC Calgary

2h 32mdirect

C$ 722Air Canada

Thu, 13 Aug - Tue, 18 Aug

1:27 p.m. - 4:01 p.m.YYC Calgary-DEN Denver Intl

2h 34mdirect

7:16 p.m. - 9:48 p.m.DEN Denver Intl-YYC Calgary

2h 32mdirect

C$ 733United Airlines

Fri, 14 Aug - Thu, 20 Aug

1:27 p.m. - 4:01 p.m.YYC Calgary-DEN Denver Intl

2h 34mdirect

7:16 p.m. - 9:48 p.m.DEN Denver Intl-YYC Calgary

2h 32mdirect

C$ 744United Airlines

Wed, 12 Aug - Thu, 20 Aug

1:27 p.m. - 4:01 p.m.YYC Calgary-DEN Denver Intl

2h 34mdirect

7:45 p.m. - 1:40 a.m.DEN Denver Intl-YYC Calgary

5h 55m1 stop Vancouver Intl

C$ 744Multiple Airlines

Fri, 14 Aug - Thu, 20 Aug

8:00 a.m. - 10:34 a.m.YYC Calgary-DEN Denver Intl

2h 34mdirect

7:45 p.m. - 1:40 a.m.DEN Denver Intl-YYC Calgary

5h 55m1 stop Vancouver Intl

C$ 789Multiple Airlines

Thu, 13 Aug - Sat, 15 Aug

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Air Canada flights from Calgary to Denver

Our best Air Canada deals on Calgary to Denver flight tickets

Air Canada

15 Sep

YYC4:25 p.m.Calgary

6h 43m

1 stop

DEN11:08 p.m.Denver Intl

16 Sep

DEN7:50 p.m.Denver Intl

5h 49m

1 stop

YYC1:39 a.m.Calgary

C$ 309

Air Canada

18 Sep

YYC12:30 p.m.Calgary

10h 38m

2 stops

DEN11:08 p.m.Denver Intl

25 Sep

DEN7:50 p.m.Denver Intl

5h 49m

1 stop

YYC1:39 a.m.Calgary

C$ 330

Air Canada

17 Oct

YYC4:25 p.m.Calgary

6h 43m

1 stop

DEN11:08 p.m.Denver Intl

20 Oct

DEN7:50 p.m.Denver Intl

5h 49m

1 stop

YYC1:39 a.m.Calgary

C$ 333

WestJet flights from Calgary to Denver

Our best WestJet deals on Calgary to Denver flight tickets

WestJet

2 Oct

YYC8:45 a.m.Calgary

2h 35m

DEN11:20 a.m.Denver Intl

4 Oct

DEN12:15 p.m.Denver Intl

2h 30m

YYC2:45 p.m.Calgary

C$ 263

WestJet

27 Aug

YYC8:45 a.m.Calgary

2h 35m

DEN11:20 a.m.Denver Intl

2 Sep

DEN12:15 p.m.Denver Intl

2h 30m

YYC2:45 p.m.Calgary

C$ 302

WestJet

13 Sep

YYC8:45 a.m.Calgary

2h 35m

DEN11:20 a.m.Denver Intl

25 Sep

DEN12:15 p.m.Denver Intl

2h 30m

YYC2:45 p.m.Calgary

C$ 308

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Fri 2/10

8:45 a.m.-11:20 a.m.

Nonstop2h 35m

Denver Intl

Sun 4/10

12:15 p.m.-2:45 p.m.

Nonstop2h 30m

C$ 263

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Thu 27/8

8:45 a.m.-11:20 a.m.

Nonstop2h 35m

Denver Intl

Wed 2/9

12:15 p.m.-2:45 p.m.

Nonstop2h 30m

C$ 302

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Tue 15/9

4:25 p.m.-11:08 p.m.

1 stop6h 43m

Denver Intl

Wed 16/9

7:50 p.m.-1:39 a.m.

1 stop5h 49m

C$ 309

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Fri 25/9

8:45 a.m.-11:20 a.m.

Nonstop2h 35m

Denver Intl

Tue 29/9

7:00 a.m.-5:25 p.m.

1 stop10h 25m

C$ 318

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Sun 13/9

8:45 a.m.-11:20 a.m.

Nonstop2h 35m

Denver Intl

Sun 20/9

7:00 a.m.-12:44 a.m.

2 stops17h 44m

C$ 325

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Fri 18/9

12:30 p.m.-11:08 p.m.

2 stops10h 38m

Denver Intl

Fri 25/9

7:50 p.m.-1:39 a.m.

1 stop5h 49m

C$ 330

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Tue 15/9

6:00 a.m.-8:34 a.m.

Nonstop2h 34m

Denver Intl

Wed 16/9

7:16 p.m.-9:48 p.m.

Nonstop2h 32m

C$ 340

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Wed 25/11

7:00 a.m.-7:37 a.m.

Nonstop1h 37m

Denver Intl

Sun 29/11

7:11 p.m.-11:53 p.m.

Nonstop3h 42m

C$ 347

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Mon 24/8

6:45 a.m.-3:23 p.m.

1 stop8h 38m

Denver Intl

Fri 28/8

5:35 a.m.-11:42 a.m.

1 stop6h 07m

C$ 418

CalgaryDenver

YYC Calgary - DEN Denver Intl

YYCDEN

Calgary

Fri 2/10

8:45 a.m.-11:20 a.m.

Nonstop2h 35m

Denver Intl

Tue 6/10

1:55 p.m.-10:15 p.m.

1 stop8h 20m

C$ 439

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Calgary to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Calgary and Denver?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 347 to C$ 592.
The lowest price recently found on this route was C$ 263.

What is the cheapest month to fly to Denver?

In general, October is the cheapest month to fly from Calgary to Denver. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 350. If you aren’t able to travel during the month of October, then book flights to Denver from Calgary during August instead. Flights to Denver in August, while not as cheap as those in October, still average around C$ 396.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart from Calgary to Denver is on a Friday. Travellers who choose to depart for Denver on a Friday will often find tickets for as low as C$ 659. On the other hand, Monday is the most expensive day to depart from Calgary because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 795.

What is the cheapest time of day to depart on your flight to Denver?

Our most recent data shows that the best time of day to fly to Denver is in the afternoon. Flights from Calgary to Denver during this time can be as low as C$ 396. Try not to purchase tickets in the morning because they tend to be around C$ 723. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Calgary to Denver Intl flight route?

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

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

You are more likely to see cheaper flights to Denver from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around C$ 455 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Calgary for as low as C$ 382 on momondo.

What cabin class options are available on Calgary to Denver flights?

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

Can stopping save me money on Calgary to Denver flights?

No. A direct flight is the cheapest option for a flight between Calgary to Denver.

How have Calgary to Denver flight prices changed over time?

As of August 2026, prices for Calgary to Denver flights are approximately 29% more expensive when compared to flights at the same time last year.

When to book flights from Calgary to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Calgary to Denver according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Calgary to Denver (YYC to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Calgary to Denver

Best price found	C$ 352
Fastest flight time	1h 30m
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Calgary in the past 72 hours is C$ 352. The best round-trip flight deal from Calgary to Denver found on momondo in the last 72 hours is C$ 611.

The fastest flight from Calgary to Denver takes 1h 30m

Direct flights go from Calgary to Denver every day.

There is 1 airport in Denver. From Calgary there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Calgary to Denver

How far is Calgary to Denver Intl by plane?
The distance between Calgary and Denver Intl is about 1440.3 km. Typically, this will take 1h 30m by plane in normal conditions.
When did momondo last update prices for flights from Calgary Airport to Denver Intl Airport?
Prices for flights from Calgary Airport to Denver Intl Airport refresh daily.
How many operators does momondo search for flights from Calgary Airport to Denver Intl Airport?
There are 4 operators available for flights from Calgary Airport to Denver Intl Airport as of August 2026.
How old do you have to be to fly from Calgary Airport to Denver Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Calgary Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Calgary to Denver?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Calgary to Denver is Boeing 737-800 (32.66% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (24.98%), Boeing 737-700 Passenger/BBJ1 (winglets) (15.47%), and Boeing 737-900 (7.68%).
What is the most popular airline from Calgary to Denver?
Based on momondo bookings for flights between Calgary and Denver, the leading airline is United Airlines, making up 37% of the total bookings. Other popular airlines include Air Canada with 33%, WestJet with 27%, and Delta with 3%.

Best airlines flying from Calgary to Denver

Compare and see reviews for airlines that fly from Calgary to Denver with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom C$ 142	Free Cancellation	Rating 7.8 8,499 reviews	Search Delta flights
Air Canada	PriceFrom C$ 188	Free Cancellation	Rating 7.1 11,455 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 189	Free Cancellation	Rating 7.4 10,089 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 190	Free Cancellation	Rating 7.2 3,426 reviews	Search WestJet flights

Delta Flights From Calgary to Denver
Delta is one of the most popular airlines flying from Calgary to Denver, operating 3 flights/week on average for this route. A good Delta flight deal for Calgary to Denver starts from C$ 142 round-trip, up to an average price of C$ 318. Our users have rated Delta at 7.8/10.
United Airlines Flights From Calgary to Denver
United Airlines (7.4/10 from 10,089 reviews) operates around 12 flights from Calgary to Denver in any given week. The average United Airlines airfare for this route is around C$ 490, with deals from around C$ 189 rare but found on momondo. Referenced prices are for round-trip Calgary to Denver flight searches in the last 72 hours.

Keystone

Winter Park

Estes Park

Boulder

Silverthorne

Lakewood

Breckenridge

Wheat Ridge

Black Hawk

Englewood

Glendale

Why use momondo?

Why should I use momondo to find a flight deal from Calgary to Denver?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Calgary to Denver. momondo saves you time and could save you money on your trip.

Can I find flights from Calgary to Denver with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Denver from Calgary with this policy.

How can momondo help me find flights from Calgary to Denver?

Once all potential Calgary to Denver flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Calgary to Denver right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Calgary to Denver flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Denver trip

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Airports servicing Colorado

Aspen Pitkin County Airport

Colorado Springs Airport

Durango La Plata County Airport

Vail Eagle County Airport

Grand Junction Regnl Airport

Gunnison Airport

Hayden Yampa Valley Airport

Montrose County Airport

Cheap flights from Calgary to Denver from C$ 178

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Calgary to Denver departing on 14/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from Calgary to Denver

Our best Air Canada deals on Calgary to Denver flight tickets

WestJet flights from Calgary to Denver

Our best WestJet deals on Calgary to Denver flight tickets

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See travel insights to Denver from

How to get the cheapest flight ticket from Calgary to Denver

What is the typical price of a round-trip flight between Calgary and Denver?

What is the cheapest month to fly to Denver?

What is the cheapest day to depart on your flight to Denver?

What is the cheapest time of day to depart on your flight to Denver?

What is the cheapest Calgary to Denver Intl flight route?

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

What cabin class options are available on Calgary to Denver flights?

Can stopping save me money on Calgary to Denver flights?

How have Calgary to Denver flight prices changed over time?

What is the cheapest airline that flies from Calgary to Denver Intl?

Which airlines fly to Denver?

How many flights depart from Calgary to Denver on average per day?

How many flights depart from Calgary to Denver on average per week?

When to book flights from Calgary to Denver

Cheap Calgary to Denver (YYC to DEN) flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in Denver

Frequently asked questions about flying from Calgary to Denver

Best airlines flying from Calgary to Denver

Compare and see reviews for airlines that fly from Calgary to Denver with momondo

Travelling to a place near Denver?

Why use momondo?

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Colorado

Fly your favourite airline to Denver

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Denver

List of cabin classes available on flights landing in Denver. Availability may vary depending on flight origin and airline.

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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