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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — DEN
16 Apr — 23 Apr1
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 August, booked 82 days in advance, depart on a Friday or Thursday and return on a Thursday
Cheap flight deals from Calgary to Denver
Enter your travel dates to find the best prices.
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Cheapest flights from Calgary to Denver
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 17 March 2026.
Sat 9/54:25 p.m.
YYC
-
DEN
1 stop6h 45m
Air Canada
Sun 10/57:50 p.m.
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 12/3C$ 331
Fri 8/54:25 p.m.
YYC
-
DEN
1 stop6h 45m
Air Canada
Sun 10/57:50 p.m.
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 15/3C$ 340
Mon 27/46:00 a.m.
YYC
-
DEN
1 stop6h 35m
Air Canada
Mon 4/57:50 p.m.
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 13/3C$ 341
Wed 3/66:00 a.m.
YYC
-
DEN
Nonstop2h 30m
United Airlines
Sun 7/67:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 16/3C$ 349
Fri 1/54:25 p.m.
YYC
-
DEN
1 stop6h 45m
Air Canada
Sun 3/57:50 p.m.
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 12/3C$ 353
Thu 30/46:00 a.m.
YYC
-
DEN
1 stop6h 35m
Air Canada
Mon 4/57:50 p.m.
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 12/3C$ 361
Fri 8/54:25 p.m.
YYC
-
DEN
1 stop6h 45m
Multiple Airlines
Sun 10/512:15 p.m.
DEN
-
YYC
Nonstop2h 30m
Multiple Airlines
Deal found 15/3C$ 374
Wed 29/412:29 p.m.
YYC
-
DEN
1 stop8h 17m
Delta
Wed 6/55:30 a.m.
DEN
-
YYC
1 stop6h 09m
Delta
Deal found 15/3C$ 378
Tue 5/56:40 a.m.
YYC
-
DEN
1 stop8h 56m
Delta
Thu 7/56:19 p.m.
DEN
-
YYC
1 stop4h 38m
Delta
Deal found 13/3C$ 379
Thu 30/46:25 a.m.
YYC
-
DEN
1 stop6h 10m
Air Canada
Sun 3/57:50 p.m.
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 13/3C$ 381
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 17 March 2026.
Tue 5/56:40 a.m.
YYC
-
DEN
1 stop8h 56m
Delta
Thu 7/56:19 p.m.
DEN
-
YYC
1 stop4h 38m
Delta
Deal found 13/3C$ 379
Thu 9/41:27 p.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Sat 18/411:19 a.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 14/3C$ 541
Thu 30/412:29 p.m.
YYC
-
DEN
1 stop8h 17m
Delta
Fri 8/51:20 p.m.
DEN
-
YYC
1 stop7h 10m
Delta
Deal found 12/3C$ 382
Mon 4/56:40 a.m.
YYC
-
DEN
1 stop7h 45m
Delta
Thu 7/56:19 p.m.
DEN
-
YYC
1 stop4h 38m
Delta
Deal found 13/3C$ 415
Fri 17/46:00 a.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Sat 18/411:19 a.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 14/3C$ 542
Tue 7/46:30 a.m.
YYC
-
DEN
1 stop9h 30m
Delta
Sat 18/45:30 a.m.
DEN
-
YYC
1 stop6h 09m
Delta
Deal found 14/3C$ 515
Thu 9/41:27 p.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Wed 15/411:19 a.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 14/3C$ 582
Fri 1/512:29 p.m.
YYC
-
DEN
1 stop8h 17m
Delta
Wed 6/512:15 p.m.
DEN
-
YYC
Nonstop2h 30m
Delta
Deal found 16/3C$ 516
Thu 9/46:00 a.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Mon 13/47:14 p.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 14/3C$ 601
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 17 March 2026.
Wed 3/66:00 a.m.
YYC
-
DEN
Nonstop2h 30m
United Airlines
Sun 7/67:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 16/3C$ 349
Fri 8/58:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Sun 10/512:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 15/3C$ 390
Mon 27/48:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Mon 4/512:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 13/3C$ 434
Wed 29/48:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 6/512:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 12/3C$ 438
Wed 20/58:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Sat 23/512:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 14/3C$ 442
Fri 5/66:00 a.m.
YYC
-
DEN
Nonstop2h 30m
United Airlines
Mon 8/67:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 13/3C$ 502
Sat 2/56:00 a.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Tue 5/511:19 a.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 12/3C$ 504
Tue 28/41:27 p.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Tue 5/511:19 a.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 14/3C$ 509
Fri 15/51:27 p.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Sun 17/511:19 a.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 14/3C$ 516
Sat 18/46:00 a.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Sat 25/411:19 a.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 15/3C$ 523
Thu 16/46:00 a.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Sat 18/411:19 a.m.
DEN
-
YYC
Nonstop2h 34m
United Airlines
Deal found 13/3C$ 524
Last-minute flights from Calgary to Denver
Discover last-minute flight deals from Calgary to Denver. Data last updated 17 March 2026 and is based on user searches.
Tue 14/41:25 p.m.
YYC
-
DEN
1 stop9h 34m
Multiple Airlines
Tue 21/47:15 a.m.
DEN
-
YYC
1 stop10h 35m
Multiple Airlines
Deal found 16/3C$ 422
Fri 17/47:50 a.m.
YYC
-
DEN
2 stops12h 21m
Multiple Airlines
Tue 21/47:15 a.m.
DEN
-
YYC
1 stop10h 35m
Multiple Airlines
Deal found 13/3C$ 403
Mon 27/46:00 a.m.
YYC
-
DEN
1 stop6h 35m
Air Canada
Mon 4/57:50 p.m.
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 13/3C$ 341
Wed 29/412:29 p.m.
YYC
-
DEN
1 stop8h 17m
Delta
Wed 6/55:30 a.m.
DEN
-
YYC
1 stop6h 09m
Delta
Deal found 15/3C$ 378
Wed 29/412:29 p.m.
YYC
-
DEN
1 stop8h 17m
Delta
Fri 8/51:20 p.m.
DEN
-
YYC
1 stop7h 10m
Delta
Deal found 12/3C$ 382
Wed 29/412:29 p.m.
YYC
-
DEN
1 stop8h 17m
Delta
Thu 7/56:19 p.m.
DEN
-
YYC
1 stop4h 38m
Delta
Deal found 12/3C$ 418
Thu 30/46:00 a.m.
YYC
-
DEN
1 stop6h 35m
Air Canada
Mon 4/57:50 p.m.
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 12/3C$ 361
Thu 30/46:25 a.m.
YYC
-
DEN
1 stop6h 10m
Air Canada
Sun 3/57:50 p.m.
DEN
-
YYC
1 stop5h 51m
Air Canada
Deal found 13/3C$ 381
Thu 30/48:25 a.m.
YYC
-
DEN
2 stops9h 25m
Air Canada
Tue 5/59:30 a.m.
DEN
-
YYC
1 stop10h 16m
Air Canada
Deal found 12/3C$ 405
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 17 March 2026.
Wed 10/64:25 p.m.
YYC
-
DEN
1 stop6h 45m
Air Canada
Deal found 12/3C$ 189
Tue 2/66:00 a.m.
YYC
-
DEN
Nonstop2h 30m
United Airlines
Deal found 13/3C$ 199
Tue 26/54:25 p.m.
YYC
-
DEN
1 stop6h 45m
Air Canada
Deal found 12/3C$ 201
Wed 24/64:25 p.m.
YYC
-
DEN
1 stop6h 47m
Air Canada
Deal found 17/3C$ 204
Tue 12/54:25 p.m.
YYC
-
DEN
1 stop6h 45m
Air Canada
Deal found 12/3C$ 205
Sun 14/68:15 a.m.
YYC
-
DEN
1 stop14h 55m
Air Canada
Deal found 12/3C$ 215
Wed 13/51:27 p.m.
YYC
-
DEN
Nonstop2h 36m
United Airlines
Deal found 12/3C$ 216
Thu 30/411:20 a.m.
YYC
-
DEN
1 stop6h 30m
Air Canada
Deal found 15/3C$ 225
Tue 28/46:00 a.m.
YYC
-
DEN
1 stop6h 35m
Air Canada
Deal found 14/3C$ 226
Thu 30/412:29 p.m.
YYC
-
DEN
1 stop8h 17m
Delta
Deal found 16/3C$ 229
Find 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 17 March 2026.
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 17 March 2026.
Use the filters below to find and compare flights from Calgary to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Tue 5/5
6:40 a.m.-3:36 p.m.
1 stop8h 56m
Denver Intl
Thu 7/5
6:19 p.m.-10:57 p.m.
1 stop4h 38m
C$ 379
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Thu 30/4
12:29 p.m.-8:46 p.m.
1 stop8h 17m
Denver Intl
Fri 8/5
1:20 p.m.-8:30 p.m.
1 stop7h 10m
C$ 382
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Mon 4/5
6:40 a.m.-2:25 p.m.
1 stop7h 45m
Denver Intl
Thu 7/5
6:19 p.m.-10:57 p.m.
1 stop4h 38m
C$ 415
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Tue 7/4
6:30 a.m.-4:00 p.m.
1 stop9h 30m
Denver Intl
Sat 18/4
5:30 a.m.-11:39 a.m.
1 stop6h 09m
C$ 515
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Fri 1/5
12:29 p.m.-8:46 p.m.
1 stop8h 17m
Denver Intl
Wed 6/5
12:15 p.m.-2:45 p.m.
Nonstop2h 30m
C$ 516
Quickest round-trip
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Thu 9/4
1:27 p.m.-4:03 p.m.
Nonstop2h 36m
Denver Intl
Sat 18/4
11:19 a.m.-1:53 p.m.
Nonstop2h 34m
C$ 541
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Fri 17/4
6:00 a.m.-8:36 a.m.
Nonstop2h 36m
Denver Intl
Sat 18/4
11:19 a.m.-1:53 p.m.
Nonstop2h 34m
C$ 542
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Thu 9/4
1:27 p.m.-4:03 p.m.
Nonstop2h 36m
Denver Intl
Wed 15/4
11:19 a.m.-1:53 p.m.
Nonstop2h 34m
C$ 582
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Thu 9/4
6:00 a.m.-8:36 a.m.
Nonstop2h 36m
Denver Intl
Mon 13/4
7:14 p.m.-9:48 p.m.
Nonstop2h 34m
C$ 601
Cheapest one-way
Quickest one-way
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Tue 2/6
6:00 a.m.-8:30 a.m.
Nonstop2h 30m
C$ 199
Flights are sorted by cheapest round-trip flights first.
Deals found on 13/3
Showing 1-10 of 19 resultsSorted by cheapest first
1
2
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.
YYC-DEN
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
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 13 March 2026.
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 82 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$ 134). Flying from Calgary to Denver in February is currently the most expensive (average of C$ 382). 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 17 March 2026.
One of the essential ways to save on airfare from Calgary 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 25% 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 14 March 2026.
Travelers seeking maximum savings on their Calgary to Denver 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 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 17 March 2026.
The most flights from YYC to DEN are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).
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 17 March 2026.
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 4 flights from Calgary to Denver Intl, all of which are around 2h 30m 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 2,230 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 8h 56m. Fly via Delta to get the fastest option. There are 1445 km between Calgary and Denver.
What are the cheapest airlines flying from Calgary to Denver round-trip?
Currently priced at C$ 139, Delta will fly you from Calgary to Denver and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and WestJet - these airlines can fly you to your destination from C$ 155 and C$ 165, respectively. Users have found that Delta is 61% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Calgary to Denver one-way?
C$ 127 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from C$ 170 and C$ 174, respectively.
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 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 Calgary to Denver?
Looking for the cheapest flight from Calgary to Denver? While on average our users pay C$ 903, our data indicates the cheapest price to be C$ 218. The most popular route (Calgary - Denver Intl), is priced around C$ 349.
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$ 134). Flying from Calgary to Denver in February is currently the most expensive (average of C$ 382). 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 17 March 2026.
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 17 March 2026.
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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