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Cheap flights from Calgary to Colorado from C$ 145

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — DEN
4 Aug — 11 Aug1
1 adult

Cheap flight deals from Calgary to Colorado

Keep the following information in mind while searching for Calgary to Colorado flight deals. Data was last updated 30 July 2025.

Round-trip from

C$ 190

One-way from

C$ 145

Popular in

January

Cheapest in

June

Average price

C$ 298

Good round-trip deal

C$ 536 or less

Good one-way deal

C$ 299 or less
United Airlines
  • United Airlines
  • 4/10-6/10
  • Nonstop
  • 4h 58m total
  • Calgary to Colorado
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WestJet
  • WestJet
  • 26/8
  • Nonstop
  • 2h 32m total
  • Calgary to Colorado
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (C$ 163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Calgary to Colorado.
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Price to beat on a one-way flight from Calgary to Colorado.
Search Deals

Find flight deals from Calgary to Colorado

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 30 July 2025.

Sat 4/106:15 a.m.YYC - DEN
Nonstop2h 27mUnited Airlines
Mon 6/107:21 p.m.DEN - YYC
Nonstop2h 27mUnited Airlines
Deal found 29/7C$ 190
Thu 4/98:25 a.m.YYC - DEN
1 stop8h 08mAir Canada
Sun 7/97:05 p.m.DEN - YYC
1 stop5h 37mAir Canada
Deal found 29/7C$ 192
Thu 4/911:50 a.m.YYC - DEN
1 stop7h 33mMultiple Airlines
Sun 7/97:40 p.m.DEN - YYC
Nonstop2h 30mMultiple Airlines
Deal found 29/7C$ 199
Tue 16/98:55 a.m.YYC - DEN
Nonstop2h 29mWestJet
Tue 23/912:15 p.m.DEN - YYC
Nonstop2h 30mWestJet
Deal found 30/7C$ 217
Tue 23/98:55 a.m.YYC - DEN
Nonstop2h 29mDelta
Sat 27/96:30 a.m.DEN - YYC
1 stop9h 16mDelta
Deal found 28/7C$ 319
Wed 24/97:55 a.m.YYC - COS
1 stop9h 20mDelta
Sun 28/95:55 p.m.COS - YYC
1 stop5h 07mDelta
Deal found 30/7C$ 330
Tue 16/96:15 a.m.YYC - DEN
1 stop7h 51mAlaska Airlines
Tue 23/911:40 a.m.DEN - YYC
2 stops12h 12mAlaska Airlines
Deal found 29/7C$ 359
Thu 11/96:29 a.m.YYC - ASE
1 stop29h 12mAmerican Airlines
Thu 18/912:11 p.m.ASE - YYC
2 stops11h 08mAmerican Airlines
Deal found 28/7C$ 814
Thu 11/96:15 a.m.YYC - ASE
1 stop4h 35mUnited Airlines
Thu 18/92:40 p.m.ASE - YYC
1 stop7h 08mUnited Airlines
Deal found 28/7C$ 826
Thu 11/97:55 a.m.YYC - ASE
2 stops9h 58mDelta
Thu 18/912:02 p.m.ASE - YYC
2 stops11h 00mDelta
Deal found 28/7C$ 829
Wed 24/912:30 p.m.YYC - COS
2 stops7h 24mAir Canada
Sun 28/99:30 a.m.COS - YYC
2 stops8h 55mAir Canada
Deal found 30/7C$ 854

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 30 July 2025.
Use the filters below to find and compare flights from Calgary to Colorado that are best for you.

Fly from

Calgary

Fly to

Colorado

Route

Depart

Return

Price

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Sat 4/10

6:15 a.m.-8:42 a.m.

Nonstop2h 27m

Denver Intl

Mon 6/10

7:21 p.m.-9:48 p.m.

Nonstop2h 27m

C$ 190

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Thu 4/9

8:25 a.m.-4:33 p.m.

1 stop8h 08m

Denver Intl

Sun 7/9

7:05 p.m.-12:42 a.m.

1 stop5h 37m

C$ 192

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Thu 4/9

11:50 a.m.-7:23 p.m.

1 stop7h 33m

Denver Intl

Sun 7/9

7:40 p.m.-10:10 p.m.

Nonstop2h 30m

C$ 199

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Tue 16/9

8:55 a.m.-11:24 a.m.

Nonstop2h 29m

Denver Intl

Tue 23/9

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

Nonstop2h 30m

C$ 217

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Tue 23/9

8:55 a.m.-11:24 a.m.

Nonstop2h 29m

Denver Intl

Sat 27/9

6:30 a.m.-3:46 p.m.

1 stop9h 16m

C$ 319

CalgaryColorado Springs

YYC - COS

YYCCOS

Calgary

Wed 24/9

7:55 a.m.-5:15 p.m.

1 stop9h 20m

Colorado Springs

Sun 28/9

5:55 p.m.-11:02 p.m.

1 stop5h 07m

C$ 330

CalgaryDenver

YYC - DEN

YYCDEN

Calgary

Tue 16/9

6:15 a.m.-2:06 p.m.

1 stop7h 51m

Denver Intl

Tue 23/9

11:40 a.m.-11:52 p.m.

2 stops12h 12m

C$ 359

CalgaryAspen

YYC - ASE

YYCASE

Calgary

Thu 22/1

6:20 a.m.-8:51 a.m.

1 stop26h 31m

Aspen Pitkin County

Tue 27/1

1:00 p.m.-9:38 p.m.

1 stop8h 38m

C$ 795

CalgaryAspen

YYC - ASE

YYCASE

Calgary

Thu 11/9

6:29 a.m.-11:41 a.m.

1 stop29h 12m

Aspen Pitkin County

Thu 18/9

12:11 p.m.-11:19 p.m.

2 stops11h 08m

C$ 814

CalgaryAspen

YYC - ASE

YYCASE

Calgary

Thu 11/9

7:55 a.m.-5:53 p.m.

2 stops9h 58m

Aspen Pitkin County

Thu 18/9

12:02 p.m.-11:02 p.m.

2 stops11h 00m

C$ 829

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

Showing 1-10 of 22 results
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2
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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

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

Currently, August is the cheapest month in which you can book a flight from Calgary to Colorado (average of C$ 320). Flying from Calgary to Colorado in December is currently the most expensive (average of C$ 484). 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 30 July 2025.

When flying from Calgary to Colorado, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 30 July 2025.

The most flights from YYC to USCO are scheduled on a Monday (9 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (2 on average).

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 30 July 2025.
Read through reviews of airlines operating flights from Calgary to Colorado, such as Alaska Airlines,Delta, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
WestJet
7.2
Good
2,975 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave

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?

    Within the past month, 3,980 users have taken a look at flights from Calgary to Colorado.

  • 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$ 145), Air Canada (C$ 149), and United Airlines (C$ 161).

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

    When deciding which route to take from Calgary to Colorado consider Calgary - Denver Intl, Calgary - Aspen Pitkin County or Calgary - Colorado Springs as they are the most popular.

  • 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 Aeromexico (82%), Air Canada (74%) or United Airlines (69%) 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$ 1,256, our data shows the cheapest flight currently is C$ 186. When looking at the most popular route, (Calgary - Denver Intl), you can expect to pay C$ 190 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, August is the cheapest month in which you can book a flight from Calgary to Colorado (average of C$ 320). Flying from Calgary to Colorado in December is currently the most expensive (average of C$ 484). 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.
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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 30 July 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 169AverageC$ 282FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 183AverageC$ 476FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 187AverageC$ 575FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 236AverageC$ 390FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Colorado from Calgary today with Cheapflights!

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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