Cheap flights from Calgary to Colorado from C$ 150

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — DEN
31 May — 7 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Calgary to Colorado

Enter your travel dates to find the best prices.

Cheapest flights from Calgary to Colorado
Explore the most affordable flight options available from Calgary to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2026.

Thu 21/58:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Mon 25/512:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 26/4C$ 250
Tue 26/58:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Tue 2/612:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 28/4C$ 271
Thu 21/511:20 a.m.
YYC
-
DEN
1 stop6h 00m
Multiple Airlines
Mon 25/512:15 p.m.
DEN
-
YYC
Nonstop2h 30m
Multiple Airlines
Deal found 26/4C$ 276
Mon 8/68:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Tue 16/612:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 27/4C$ 291
Sun 14/68:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Tue 16/612:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 27/4C$ 292
Mon 1/68:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 3/612:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 29/4C$ 295
Mon 1/68:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Thu 4/612:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 29/4C$ 296
Fri 5/68:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Sun 7/612:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 28/4C$ 297
Sat 23/58:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 27/512:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 30/4C$ 306
Wed 13/56:00 a.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Sat 16/511:19 a.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 29/4C$ 311
Sat 23/56:45 a.m.
YYC
-
DEN
1 stop8h 51m
Delta
Wed 27/510:48 a.m.
DEN
-
YYC
1 stop9h 42m
Delta
Deal found 30/4C$ 315
Wed 23/96:35 a.m.
YYC
-
COS
2 stops15h 54m
Delta
Tue 29/98:00 a.m.
COS
-
YYC
2 stops12h 44m
Delta
Deal found 27/4C$ 427

Find flight deals from Calgary to Colorado

Keep the following information in mind while searching for Calgary to Colorado flight deals. Data was last updated 1 May 2026.

Round-trip from

C$ 250

One-way from

C$ 150

Popular in

February

Cheapest in

August

Average price

C$ 353

Good round-trip deal

C$ 533 or less

Good one-way deal

C$ 291 or less
WestJet
  • WestJet
  • 21/5-25/5
  • Nonstop
  • 5h 05m total
  • Calgary to Colorado
WestJet
  • WestJet
  • 21/5
  • Nonstop
  • 2h 35m total
  • Calgary to Colorado
Highest demand for flights based on searches. 19% potential increase in price (C$ 123 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
Average for round-trip flights in May 2026
Price to beat on a round-trip flight from Calgary to Colorado.
Price to beat on a one-way flight from Calgary to Colorado.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Calgary to Colorado 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 629,999 searches. Data last updated 1 May 2026.
Use the filters below to find and compare flights from Calgary to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Thu 30/7

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

Nonstop2h 35m

Denver Intl

Tue 4/8

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

Nonstop2h 30m

C$ 331

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Thu 21/5

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

Nonstop2h 35m

Denver Intl

Mon 25/5

5:30 a.m.-11:37 a.m.

1 stop6h 07m

C$ 386

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 12/6

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

Nonstop2h 35m

Denver Intl

Mon 15/6

7:30 a.m.-7:05 p.m.

1 stop11h 35m

C$ 402

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Thu 11/6

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

Nonstop2h 35m

Denver Intl

Mon 15/6

7:30 a.m.-7:05 p.m.

1 stop11h 35m

C$ 402

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Mon 15/6

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

Nonstop2h 35m

Denver Intl

Mon 22/6

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

1 stop9h 00m

C$ 420

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Tue 9/6

8:45 a.m.-5:46 p.m.

1 stop9h 01m

Denver Intl

Mon 15/6

7:30 a.m.-7:05 p.m.

1 stop11h 35m

C$ 423

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Mon 8/6

2:45 p.m.-11:59 p.m.

1 stop9h 14m

Denver Intl

Mon 15/6

6:30 a.m.-1:10 p.m.

1 stop6h 40m

C$ 423

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Tue 19/5

7:45 a.m.-2:58 p.m.

1 stop7h 13m

Denver Intl

Sun 24/5

5:30 a.m.-11:37 a.m.

1 stop6h 07m

C$ 426

CalgaryColorado Springs

YYC - COS

YYCCOS

Calgary

Wed 23/9

6:35 a.m.-10:29 p.m.

2 stops15h 54m

Colorado Springs

Tue 29/9

8:00 a.m.-8:44 p.m.

2 stops12h 44m

C$ 427

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Fri 10/7

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

Nonstop2h 35m

Denver Intl

Sun 12/7

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

Nonstop2h 30m

C$ 457

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/4

Showing 1-10 of 35 resultsSorted by cheapest first
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Best time to book a flight from Calgary to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado 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 Colorado

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

To ensure you get the cheapest price possible for a flight from Calgary to Colorado, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Calgary to Colorado (average of C$ 60). Flying from Calgary to Colorado in December is currently the most expensive (average of C$ 186). 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 CO?

Find hourly flight availability from Calgary to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 May 2026.

When flying from Calgary to Colorado, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 30% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Calgary to Colorado. Price data was last updated on 25 April 2026.

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

Weekly flight availability from Calgary to Colorado

Explore weekly flight availability from Calgary to Colorado. 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 1 May 2026.

The most flights from YYC to USCO are scheduled on a Wednesday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Calgary to Colorado?

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated 1 May 2026.
Read through reviews of airlines operating flights from Calgary to Colorado, such as Delta,United Airlines, andWestJet. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Calgary to Colorado. 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 from for flights from Calgary to Colorado?

    Calgary (YYC), located 9.3 km from the city centre, is the airport you fly out of when you book flights from Calgary to Colorado.

  • How popular is this Calgary to Colorado flight route?

  • How long is the flight from Calgary to Colorado?

    Departing from Calgary to Colorado will take you 2h 35m. Airlines will cover a distance of 1445 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from Calgary to Colorado are WestJet (C$ 126), Air Canada (C$ 146), and United Airlines (C$ 170).

  • What are the most popular routes from Calgary to Colorado?

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

    No one likes to see their flight delayed. When booking a flight from Calgary to Colorado consider choosing United Airlines (80%), Air Canada (80%) or Copa Airlines (74%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Calgary to Colorado?

    While on average a flight from Calgary to Colorado is generally C$ 769, our data shows the cheapest flight currently is C$ 215. When looking at the most popular route, (Calgary - Denver Intl), you can expect to pay C$ 315 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Calgary to Colorado 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 Colorado?

    Currently, October is the cheapest month in which you can book a flight from Calgary to Colorado (average of C$ 60). Flying from Calgary to Colorado in December is currently the most expensive (average of C$ 186). 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

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Alternative routes for Calgary to Colorado

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Calgary to Colorado

Discover the top 4 airlines that operate flights from Calgary to Colorado. 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 629,999 searches. Data last updated 1 May 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 139AverageC$ 328FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 164AverageC$ 260FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 180AverageC$ 467FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 182AverageC$ 478FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Calgary to Colorado?

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Why should you use Cheapflights to find cheap flight tickets from Calgary to Colorado?

Cheapflights helps you find that perfect flight to Colorado from Calgary by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Calgary to Colorado with no change fees?

Certainly. Search results for flights to Colorado from Calgary shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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