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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — DEN
26 Jul — 2 Aug1
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 September or October, booked 49 days in advance, depart on a Friday or Tuesday and return on a Saturday
Cheap flight deals from Calgary to Denver
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
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 26 June 2026.
Sun 16/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 19/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 21/6C$ 269
Thu 6/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 12/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 21/6C$ 274
Mon 24/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 26/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 286
Sun 6/98:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Sun 13/912:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 21/6C$ 294
Tue 25/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Thu 27/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 296
Thu 20/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 26/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 301
Fri 10/712:30 p.m.
YYC
-
DEN
2 stops10h 42m
Air Canada
Sun 12/77:45 p.m.
DEN
-
YYC
1 stop5h 55m
Air Canada
Deal found 26/6C$ 306
Wed 26/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Mon 31/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 23/6C$ 310
Fri 24/73:05 p.m.
YYC
-
DEN
1 stop8h 07m
Air Canada
Sun 26/77:45 p.m.
DEN
-
YYC
1 stop5h 55m
Air Canada
Deal found 22/6C$ 311
Thu 9/78:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Mon 20/712:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 313
Thu 30/76:00 a.m.
YYC
-
DEN
Nonstop2h 30m
United Airlines
Tue 4/87:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 24/6C$ 317
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 26 June 2026.
Thu 20/86:00 a.m.
YYC
-
DEN
Nonstop2h 34m
Multiple Airlines
Sun 23/87:45 p.m.
DEN
-
YYC
1 stop5h 55m
Multiple Airlines
Deal found 25/6C$ 353
Fri 28/86:45 a.m.
YYC
-
DEN
1 stop8h 38m
Delta
Tue 1/911:05 a.m.
DEN
-
YYC
1 stop9h 30m
Delta
Deal found 25/6C$ 361
Fri 28/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Tue 1/912:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 25/6C$ 365
Wed 12/86:00 a.m.
YYC
-
DEN
Nonstop2h 34m
United Airlines
Fri 14/84:00 p.m.
DEN
-
YYC
Nonstop2h 30m
United Airlines
Deal found 25/6C$ 374
Sun 6/96:00 a.m.
YYC
-
DEN
Nonstop2h 34m
Multiple Airlines
Sun 13/97:50 p.m.
DEN
-
YYC
1 stop5h 49m
Multiple Airlines
Deal found 21/6C$ 360
Wed 5/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
Delta
Tue 11/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
Delta
Deal found 23/6C$ 434
Sat 29/811:05 a.m.
YYC
-
DEN
2 stops13h 41m
Multiple Airlines
Wed 2/912:15 p.m.
DEN
-
YYC
Nonstop2h 30m
Multiple Airlines
Deal found 21/6C$ 422
Sat 29/85:50 p.m.
YYC
-
DEN
1 stop6h 08m
Delta
Tue 1/912:15 p.m.
DEN
-
YYC
Nonstop2h 30m
Delta
Deal found 21/6C$ 442
Mon 24/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
Delta
Mon 31/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
Delta
Deal found 25/6C$ 475
Thu 20/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
Delta
Sun 23/86:20 a.m.
DEN
-
YYC
1 stop6h 50m
Delta
Deal found 26/6C$ 475
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 26 June 2026.
Sun 16/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 19/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 21/6C$ 269
Thu 6/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 12/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 21/6C$ 274
Mon 24/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 26/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 286
Sun 6/98:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Sun 13/912:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 21/6C$ 294
Tue 25/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Thu 27/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 296
Thu 20/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Thu 27/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 301
Wed 26/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Mon 31/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 23/6C$ 310
Thu 9/78:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Mon 20/712:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 313
Thu 30/76:00 a.m.
YYC
-
DEN
Nonstop2h 30m
United Airlines
Tue 4/87:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 24/6C$ 317
Wed 26/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Sun 30/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 318
Fri 11/98:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Sun 13/912:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 323
Fri 21/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Wed 26/812:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 326
Last-minute flights from Calgary to Denver
Discover last-minute flight deals from Calgary to Denver. Data last updated 26 June 2026 and is based on user searches.
Thu 9/78:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Mon 20/712:15 p.m.
DEN
-
YYC
Nonstop2h 30m
WestJet
Deal found 22/6C$ 313
Fri 10/712:30 p.m.
YYC
-
DEN
2 stops10h 42m
Air Canada
Sun 12/77:45 p.m.
DEN
-
YYC
1 stop5h 55m
Air Canada
Deal found 26/6C$ 306
Fri 10/77:15 p.m.
YYC
-
DEN
Nonstop2h 28m
Multiple Airlines
Sun 12/77:45 p.m.
DEN
-
YYC
1 stop5h 55m
Multiple Airlines
Deal found 26/6C$ 337
Fri 10/77:15 p.m.
YYC
-
DEN
Nonstop2h 28m
Lufthansa
Sun 12/77:16 p.m.
DEN
-
YYC
Nonstop2h 32m
Lufthansa
Deal found 26/6C$ 343
Fri 24/73:05 p.m.
YYC
-
DEN
1 stop8h 07m
Air Canada
Sun 26/77:45 p.m.
DEN
-
YYC
1 stop5h 55m
Air Canada
Deal found 22/6C$ 311
Fri 24/73:05 p.m.
YYC
-
DEN
1 stop8h 07m
Air Canada
Mon 27/77:45 p.m.
DEN
-
YYC
1 stop5h 55m
Air Canada
Deal found 21/6C$ 336
Fri 24/77:15 p.m.
YYC
-
DEN
Nonstop2h 28m
United Airlines
Mon 27/77:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 24/6C$ 353
Thu 30/76:00 a.m.
YYC
-
DEN
Nonstop2h 30m
United Airlines
Tue 4/87:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 24/6C$ 317
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 26 June 2026.
Wed 5/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Deal found 23/6C$ 175
Sun 23/88:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Deal found 23/6C$ 183
Fri 24/73:05 p.m.
YYC
-
DEN
1 stop8h 07m
Air Canada
Deal found 21/6C$ 192
Sun 23/86:00 a.m.
YYC
-
DEN
Nonstop2h 34m
United Airlines
Deal found 26/6C$ 193
Thu 9/78:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Deal found 22/6C$ 196
Mon 13/712:30 p.m.
YYC
-
DEN
2 stops10h 42m
Air Canada
Deal found 22/6C$ 199
Thu 24/98:45 a.m.
YYC
-
DEN
Nonstop2h 35m
WestJet
Deal found 25/6C$ 200
Sun 23/84:25 p.m.
YYC
-
DEN
1 stop7h 27m
Air Canada
Deal found 25/6C$ 202
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 26 June 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 26 June 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
Thu 20/8
6:00 a.m.-8:34 a.m.
Nonstop2h 34m
Denver Intl
Sun 23/8
7:45 p.m.-1:40 a.m.
1 stop5h 55m
C$ 353
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Sun 6/9
6:00 a.m.-8:34 a.m.
Nonstop2h 34m
Denver Intl
Sun 13/9
7:50 p.m.-1:39 a.m.
1 stop5h 49m
C$ 360
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Fri 28/8
6:45 a.m.-3:23 p.m.
1 stop8h 38m
Denver Intl
Tue 1/9
11:05 a.m.-8:35 p.m.
1 stop9h 30m
C$ 361
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Fri 28/8
8:45 a.m.-11:20 a.m.
Nonstop2h 35m
Denver Intl
Tue 1/9
12:15 p.m.-2:45 p.m.
Nonstop2h 30m
C$ 365
Quickest round-trip
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Wed 12/8
6:00 a.m.-8:34 a.m.
Nonstop2h 34m
Denver Intl
Fri 14/8
4:00 p.m.-6:30 p.m.
Nonstop2h 30m
C$ 374
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Sat 29/8
11:05 a.m.-12:46 a.m.
2 stops13h 41m
Denver Intl
Wed 2/9
12:15 p.m.-2:45 p.m.
Nonstop2h 30m
C$ 422
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Wed 5/8
8:45 a.m.-11:20 a.m.
Nonstop2h 35m
Denver Intl
Tue 11/8
12:15 p.m.-2:45 p.m.
Nonstop2h 30m
C$ 434
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Sat 29/8
5:50 p.m.-11:58 p.m.
1 stop6h 08m
Denver Intl
Tue 1/9
12:15 p.m.-2:45 p.m.
Nonstop2h 30m
C$ 442
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Mon 24/8
8:45 a.m.-11:20 a.m.
Nonstop2h 35m
Denver Intl
Mon 31/8
12:15 p.m.-2:45 p.m.
Nonstop2h 30m
C$ 475
CalgaryDenver
YYC - DEN
YYCDEN
Calgary
Thu 20/8
8:45 a.m.-11:20 a.m.
Nonstop2h 35m
Denver Intl
Sun 23/8
6:20 a.m.-1:10 p.m.
1 stop6h 50m
C$ 475
Flights are sorted by cheapest round-trip flights first.
Deals found on 21/6
Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3
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?
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 48 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, September is the cheapest month in which you can book a flight from Calgary to Denver (average of C$ 331). Flying from Calgary to Denver in February is currently the most expensive (average of C$ 550). 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 26 June 2026.
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 afternoon could potentially save you up to 41% 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 20 June 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. Tuesday evenings 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 26 June 2026.
The most flights from YYC to DEN are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 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 26 June 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.
I got middle seat, but it was cheap $340 for Taipei to PDX ,
Related info for your journey
Find useful and relevant information for your journey from Calgary to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airports do I use to fly from Calgary to Denver?
Booking a flight from Calgary (YYC) to Denver Intl (DEN) is your only option if you wish to fly from Calgary to Denver. On a typical day, there are 7 flights from Calgary to Denver Intl, all of which are around 2h 28m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Calgary to Denver.
How popular is this Calgary to Denver flight route?
This flight path from Calgary to Denver Intl was viewed by 1,476 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Calgary to Denver?
There are many flights that can get you from Calgary to Denver in 2h 34m. Fly via Delta, WestJet, or United Airlines to get the fastest option. There are 1445 km between Calgary and Denver. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Calgary to Denver round-trip?
Currently priced at C$ 145, 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 WestJet and Air Canada - these airlines can fly you to your destination from C$ 186 and C$ 192, respectively. Users have found that Delta is 67% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Calgary to Denver one-way?
C$ 125 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 152 and C$ 165, 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 Delta (91%), WestJet (91%) or Aeromexico (91%) 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$ 1,256, our data indicates the cheapest price to be C$ 279. The most popular route (Calgary - Denver Intl), is priced around C$ 344.
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, September is the cheapest month in which you can book a flight from Calgary to Denver (average of C$ 331). Flying from Calgary to Denver in February is currently the most expensive (average of C$ 550). 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.
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 26 June 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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