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 29/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — DEN
20 Dec — 27 Dec1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Calgary to Denver Intl are usually found in July or June, booked 83 days in advance, depart on a Thursday or Tuesday and return on a Thursday
Cheap flight deals from Calgary to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 November 2025.
Explore the most affordable flight options available from Calgary to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 November 2025.
Sat 13/126:15 a.m.YYC - DEN
Nonstop2h 38mUnited Airlines
Wed 7/17:15 p.m.DEN - YYC
Nonstop2h 38mUnited Airlines
Deal found 19/11C$ 289
Sat 13/126:45 a.m.YYC - DEN
1 stop5h 52mAir Canada
Wed 7/18:05 a.m.DEN - YYC
1 stop12h 54mAir Canada
Deal found 19/11C$ 315
Sat 13/127:50 a.m.YYC - DEN
2 stops8h 49mMultiple Airlines
Mon 15/128:20 p.m.DEN - YYC
1 stop21h 30mMultiple Airlines
Deal found 19/11C$ 363
Fri 5/121:25 p.m.YYC - DEN
1 stop27h 14mMultiple Airlines
Sun 7/1212:59 a.m.DEN - YYC
1 stop18h 10mMultiple Airlines
Deal found 19/11C$ 377
Tue 23/126:15 a.m.YYC - DEN
Nonstop2h 40mUnited Airlines
Tue 13/111:42 a.m.DEN - YYC
Nonstop2h 39mUnited Airlines
Deal found 19/11C$ 387
Best flights from Calgary to Denver
Discover carefully curated flight deals from Calgary to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 20 November 2025.
Sat 13/126:15 a.m.YYC - DEN
Nonstop2h 38mUnited Airlines
Wed 7/17:15 p.m.DEN - YYC
Nonstop2h 38mUnited Airlines
Deal found 19/11C$ 289
Sat 11/46:45 a.m.YYC - DEN
1 stop5h 53mAir Canada
Sun 12/48:45 a.m.DEN - YYC
2 stops10h 47mAir Canada
Deal found 19/11C$ 345
Fri 12/122:45 p.m.YYC - DEN
1 stop8h 32mDelta
Sun 14/123:54 p.m.DEN - YYC
1 stop7h 19mDelta
Deal found 19/11C$ 363
Fri 16/18:25 a.m.YYC - DEN
2 stops9h 19mAir Canada
Sat 31/18:05 a.m.DEN - YYC
2 stops11h 30mAir Canada
Deal found 19/11C$ 349
Fri 12/126:15 a.m.YYC - DEN
Nonstop2h 38mUnited Airlines
Sun 14/127:16 p.m.DEN - YYC
Nonstop2h 37mUnited Airlines
Deal found 19/11C$ 360
Sun 8/32:00 p.m.YYC - DEN
1 stop8h 35mDelta
Wed 11/310:45 a.m.DEN - YYC
1 stop10h 13mDelta
Deal found 18/11C$ 388
Tue 23/126:15 a.m.YYC - DEN
Nonstop2h 40mUnited Airlines
Tue 13/111:42 a.m.DEN - YYC
Nonstop2h 39mUnited Airlines
Deal found 19/11C$ 387
Mon 26/12:13 p.m.YYC - DEN
Nonstop2h 32mUnited Airlines
Tue 27/111:42 a.m.DEN - YYC
Nonstop2h 39mUnited Airlines
Deal found 19/11C$ 394
Direct flights from Calgary to Denver
Explore direct flight options from Calgary to Denver based on user searches, and compare prices and availability for your desired travel dates. Data last updated 20 November 2025.
Sat 13/126:15 a.m.YYC - DEN
Nonstop2h 38mUnited Airlines
Wed 7/17:15 p.m.DEN - YYC
Nonstop2h 38mUnited Airlines
Deal found 19/11C$ 289
Sat 10/16:15 a.m.YYC - DEN
Nonstop2h 40mUnited Airlines
Sat 21/37:16 p.m.DEN - YYC
Nonstop2h 37mUnited Airlines
Deal found 18/11C$ 327
Fri 12/126:15 a.m.YYC - DEN
Nonstop2h 38mUnited Airlines
Sun 14/127:16 p.m.DEN - YYC
Nonstop2h 37mUnited Airlines
Deal found 19/11C$ 360
Tue 23/126:15 a.m.YYC - DEN
Nonstop2h 40mUnited Airlines
Tue 13/111:42 a.m.DEN - YYC
Nonstop2h 39mUnited Airlines
Deal found 19/11C$ 387
Mon 26/12:13 p.m.YYC - DEN
Nonstop2h 32mUnited Airlines
Tue 27/111:42 a.m.DEN - YYC
Nonstop2h 39mUnited Airlines
Deal found 19/11C$ 394
Wed 3/122:13 p.m.YYC - DEN
Nonstop2h 32mUnited Airlines
Fri 5/1211:44 a.m.DEN - YYC
Nonstop2h 37mUnited Airlines
Deal found 19/11C$ 429
Thu 4/122:13 p.m.YYC - DEN
Nonstop2h 32mAir Canada
Mon 8/127:16 p.m.DEN - YYC
Nonstop2h 37mAir Canada
Deal found 19/11C$ 453
Sun 8/36:15 a.m.YYC - DEN
Nonstop2h 40mAir Canada
Wed 11/37:16 p.m.DEN - YYC
Nonstop2h 37mAir Canada
Deal found 18/11C$ 467
Thu 26/36:15 a.m.YYC - DEN
Nonstop2h 40mAir Canada
Sun 29/37:14 p.m.DEN - YYC
Nonstop2h 34mAir Canada
Deal found 17/11C$ 468
Last-minute flights from Calgary to Denver
Discover last-minute flight deals from Calgary to Denver. Data last updated 20 November 2025 and is based on user searches.
Fri 5/121:25 p.m.YYC - DEN
1 stop27h 14mMultiple Airlines
Sun 7/1212:59 a.m.DEN - YYC
1 stop18h 10mMultiple Airlines
Deal found 19/11C$ 377
Sat 13/126:15 a.m.YYC - DEN
Nonstop2h 38mUnited Airlines
Wed 7/17:15 p.m.DEN - YYC
Nonstop2h 38mUnited Airlines
Deal found 19/11C$ 289
Sat 13/126:45 a.m.YYC - DEN
1 stop5h 52mAir Canada
Wed 7/18:05 a.m.DEN - YYC
1 stop12h 54mAir Canada
Deal found 19/11C$ 315
Sat 13/127:50 a.m.YYC - DEN
2 stops8h 49mMultiple Airlines
Mon 15/128:20 p.m.DEN - YYC
1 stop21h 30mMultiple Airlines
Deal found 19/11C$ 363
Tue 23/126:15 a.m.YYC - DEN
Nonstop2h 40mUnited Airlines
Tue 13/111:42 a.m.DEN - YYC
Nonstop2h 39mUnited Airlines
Deal found 19/11C$ 387
One-way flights from Calgary to Denver
Search for one-way flight options from Calgary to Denver. Find affordable one-way fares based on user searches. Data last updated 20 November 2025.
Mon 29/126:00 a.m.YYC - DEN
1 stop6h 37mAir Canada
Deal found 19/11C$ 154
Wed 7/16:00 a.m.YYC - DEN
1 stop6h 37mAir Canada
Deal found 18/11C$ 168
Wed 14/17:55 a.m.YYC - DEN
1 stop8h 57mMultiple Airlines
Deal found 19/11C$ 185
Fri 27/28:15 p.m.YYC - DEN
2 stops16h 06mMultiple Airlines
Deal found 18/11C$ 189
Sun 7/1210:05 a.m.YYC - DEN
1 stop9h 43mMultiple Airlines
Deal found 19/11C$ 195
Mon 15/127:50 a.m.YYC - DEN
2 stops11h 38mMultiple Airlines
Deal found 19/11C$ 196
Sat 13/126:45 a.m.YYC - DEN
1 stop5h 52mAir Canada
Deal found 19/11C$ 200
Wed 7/19:45 p.m.YYC - DEN
2 stops23h 53mMultiple Airlines
Deal found 18/11C$ 202
Fri 5/129:45 p.m.YYC - DEN
3 stops17h 04mMultiple Airlines
Deal found 18/11C$ 206
Cheapflights Fare Finder
Customize your flight search to find flights from Calgary 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 629,999 searches. Data last updated 20 November 2025.
Use the filters below to find and compare flights from Calgary to Denver that are best for you.
Fly from
Calgary
Fly to
Denver
Route
Depart
Return
Price
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Sat 13/12
6:15 a.m.-8:53 a.m.
Nonstop2h 38m
Denver Intl
Wed 7/1
7:15 p.m.-9:53 p.m.
Nonstop2h 38m
C$ 289
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Sat 11/4
6:45 a.m.-12:38 p.m.
1 stop5h 53m
Denver Intl
Sun 12/4
8:45 a.m.-7:32 p.m.
2 stops10h 47m
C$ 345
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Fri 16/1
8:25 a.m.-5:44 p.m.
2 stops9h 19m
Denver Intl
Sat 31/1
8:05 a.m.-7:35 p.m.
2 stops11h 30m
C$ 349
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Fri 12/12
6:15 a.m.-8:53 a.m.
Nonstop2h 38m
Denver Intl
Sun 14/12
7:16 p.m.-9:53 p.m.
Nonstop2h 37m
C$ 360
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Fri 12/12
2:45 p.m.-11:17 p.m.
1 stop8h 32m
Denver Intl
Sun 14/12
3:54 p.m.-11:13 p.m.
1 stop7h 19m
C$ 363
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Tue 23/12
6:15 a.m.-8:55 a.m.
Nonstop2h 40m
Denver Intl
Tue 13/1
11:42 a.m.-2:21 p.m.
Nonstop2h 39m
C$ 387
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Sun 8/3
2:00 p.m.-10:35 p.m.
1 stop8h 35m
Denver Intl
Wed 11/3
10:45 a.m.-8:58 p.m.
1 stop10h 13m
C$ 388
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Mon 26/1
2:13 p.m.-4:45 p.m.
Nonstop2h 32m
Denver Intl
Tue 27/1
11:42 a.m.-2:21 p.m.
Nonstop2h 39m
C$ 394
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Wed 14/1
7:55 a.m.-4:52 p.m.
1 stop8h 57m
C$ 185
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Fri 27/2
8:15 p.m.-12:21 p.m.
2 stops16h 06m
C$ 189
Flights are sorted by cheapest round-trip flights first.
Deals found on 19/11
Showing 1-10 of 14 results
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Best time to book a flight from Calgary to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver 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 Denver
Prices
Airlines
More
How far ahead should I book a flight from Calgary to Denver?
Use this chart to determine the optimal time to book a round-trip flight from Calgary to Denver. Price data was last updated on 14 November 2025.
The price you pay for your flight from Calgary to Denver may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Calgary to Denver?
Currently, July is the cheapest month in which you can book a flight from Calgary to Denver (average of C$ 140). Flying from Calgary to Denver in January is currently the most expensive (average of C$ 287). 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 DEN?
Find hourly flight availability from Calgary 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 20 November 2025.
One of the essential ways to save on airfare from Calgary to Denver is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 10% on airfare.
What is the cheapest day to fly from Calgary to Denver?
Use this chart to determine the cheapest time to fly round-trip from Calgary to Denver. Price data was last updated on 2 November 2025.
Travelers seeking maximum savings on their Calgary to Denver flight should consider departing on Thursday 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.
How much does it cost to fly round-trip from Calgary to Denver?
Weekly flight availability from Calgary to Denver
Explore weekly flight availability from Calgary 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 20 November 2025.
The most flights from YYC 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).
What’s the top layover airport for flights from Calgary to Denver?
Share of one-stop round-trip flights from Calgary to Denver chosen by Cheapflights users in the past 12 months, using the same layover each way.
Vancouver (YVR) – chosen by Cheapflights users on 77% of one-stop itineraries from Calgary to Denver on Cheapflights.
What’s the cheapest layover airport for flights from Calgary to Denver?
Average round-trip fare for 1-stop flights from Calgary to Denver, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Vancouver (YVR) is the most affordable 1-stop option, with an average round-trip price of C$ 523.
What’s the fastest layover option from Calgary to Denver?
Shortest average travel time for 1-stop one-way flights from Calgary to Denver, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Salt Lake City (SLC) have the shortest average one-way travel time for 1-stop routes: 5h 07m.
Which airport typically offers the quickest layover for flights from Calgary to Denver?
Average layover duration for 1-stop one-way flights from Calgary to Denver, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Salt Lake City (SLC) offer the fastest connection on this route, with an average layover time of 1h 04m.
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated 20 November 2025.
Get a feel of what it's like to fly with Delta,United Airlines, andWestJet from Calgary to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
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.
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.
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.
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.
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 Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airports do I use to fly from Calgary to Denver?
Booking a flight from Calgary (YYC) to Denver Intl (DEN) is your only option if you wish to fly from Calgary to Denver. On a typical day, there are 5 flights from Calgary to Denver Intl, all of which are around 2h 32m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Calgary to Denver.
How popular is this Calgary to Denver flight route?
This flight path from Calgary to Denver Intl was viewed by 3,549 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 Calgary to Denver?
There are many flights that can get you from Calgary to Denver in 2h 38m. Fly via United Airlines or Air Canada to get the fastest option. There are 1445 km between Calgary and Denver. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Calgary to Denver round-trip?
Currently priced at C$ 170, WestJet will fly you from Calgary to Denver and back. In addition to WestJet, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Delta - these airlines can fly you to your destination from C$ 184 and C$ 185, respectively. Users have found that WestJet is 54% cheaper than the other options available to this destination.
What are the most reliable airlines from Calgary to Denver?
No one likes to see their flight delayed. When booking a flight from Calgary to Denver consider choosing Copa Airlines (100%), Air Canada (96%) or United Airlines (94%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Calgary to Denver?
Looking for the cheapest flight from Calgary to Denver? While on average our users pay C$ 1,203, our data indicates the cheapest price to be C$ 187. The most popular route (Calgary - Denver Intl), is priced around C$ 275.
Can I find deals for business class flights from Calgary to Denver?
Yes. Cheapflights offers flight deals from Calgary 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 Calgary to Denver?
Currently, July is the cheapest month in which you can book a flight from Calgary to Denver (average of C$ 140). Flying from Calgary to Denver in January is currently the most expensive (average of C$ 287). 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.
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 20 November 2025.
Browse through other flights departing from Calgary. Flights are based on user searches made on Cheapflights and were last updated on 20 November 2025.
Discover the top 4 airlines that operate flights from Calgary 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 629,999 searches. Data last updated 20 November 2025.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Calgary to Denver?
Cheapflights makes it easy to find Calgary to Denver flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Calgary to Denver?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Denver from Calgary.
Can Cheapflights find flights from Calgary to Denver with no change fees?
Yes! Cheapflights helps users easily find flights from Calgary to Denver with no change fees.
Can Cheapflights notify me if prices for flights from Calgary to Denver become cheaper?
Of course! You can now track prices for flights from Calgary to Denver and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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