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$132 Cheap Flights from Calgary (YYC) to Denver (DEN)

View $132 flight on Sun, Aug 30, 2026Opens in a new window

Popular airlines from Calgary International Airport (YYC) to Denver Intl. Airport (DEN)

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Cheap Flights from Calgary to Denver (YYC-DEN)

Prices were available within the past 7 days and start at $132 for one-way flights and $219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Sun, Sep 20 - Fri, Sep 25
YYC
Calgary
DEN
Denver
$219 Roundtrip, found 3 days ago
$219
Roundtrip
found 3 days ago
Select WestJet flight, departing Sun, Sep 20 from Calgary to Denver, returning Fri, Sep 25, priced at $219 found 3 days ago
WestJet
Thu, Sep 24 - Thu, Oct 1
YYC
Calgary
DEN
Denver
$234 Roundtrip, found 15 hours ago
$234
Roundtrip
found 15 hours ago
Select WestJet flight, departing Thu, Sep 24 from Calgary to Denver, returning Thu, Oct 1, priced at $234 found 15 hours ago
United
Sun, Oct 11 - Sat, Oct 17
YYC
Calgary
DEN
Denver
$255 Roundtrip, found 2 hours ago
$255
Roundtrip
found 2 hours ago
Select United flight, departing Sun, Oct 11 from Calgary to Denver, returning Sat, Oct 17, priced at $255 found 2 hours ago
United
Tue, Oct 20 - Sat, Oct 31
YYC
Calgary
DEN
Denver
$257 Roundtrip, found 5 days ago
$257
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 20 from Calgary to Denver, returning Sat, Oct 31, priced at $257 found 5 days ago
Air Canada
Tue, Sep 29 - Wed, Sep 30
YYC
Calgary
DEN
Denver
$258 Roundtrip, found 6 hours ago
$258
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Tue, Sep 29 from Calgary to Denver, returning Wed, Sep 30, priced at $258 found 6 hours ago
United
Mon, Sep 14 - Fri, Sep 18
YYC
Calgary
DEN
Denver
$260 Roundtrip, found 10 hours ago
$260
Roundtrip
found 10 hours ago
Select United flight, departing Mon, Sep 14 from Calgary to Denver, returning Fri, Sep 18, priced at $260 found 10 hours ago
United
Sun, Oct 11 - Sat, Oct 17
YYC
Calgary
DEN
Denver
$260 Roundtrip, found 2 hours ago
$260
Roundtrip
found 2 hours ago
Select United flight, departing Sun, Oct 11 from Calgary to Denver, returning Sat, Oct 17, priced at $260 found 2 hours ago
WestJet
Thu, Sep 3 - Sun, Sep 6
YYC
Calgary
DEN
Denver
$263 Roundtrip, found 8 hours ago
$263
Roundtrip
found 8 hours ago
Select WestJet flight, departing Thu, Sep 3 from Calgary to Denver, returning Sun, Sep 6, priced at $263 found 8 hours ago
Delta
Thu, Sep 3 - Sun, Sep 6
YYC
Calgary
DEN
Denver
$268 Roundtrip, found 8 hours ago
$268
Roundtrip
found 8 hours ago
Select Delta flight, departing Thu, Sep 3 from Calgary to Denver, returning Sun, Sep 6, priced at $268 found 8 hours ago
Alaska Airlines
Fri, Dec 11 - Tue, Dec 15
YYC
Calgary
DEN
Denver
$395 Roundtrip, found 10 hours ago
$395
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Fri, Dec 11 from Calgary to Denver, returning Tue, Dec 15, priced at $395 found 10 hours ago

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $263
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $263

Find the cheapest month to fly from Calgary (YYC) to Denver (DEN)

April is typically the cheapest month to fly

From $213 - $530 per traveler.

What you need to know for your flight from Calgary Intl. to Denver Intl.

Calgary (YYC) to Denver (DEN) at a glance

Travel from Calgary (YYC) to Denver (DEN) with a selection of airlines offering daily fares on this international short-haul route. Whether you prefer full-service carriers or budget-friendly options, you can easily find the best itinerary that aligns with your travel plans and budget. As you prepare to explore Denver's iconic attractions and vibrant neighborhoods, gather all the essential details for flights from Calgary International Airport to Denver International Airport.

  • Fastest flight duration: around 2h 30m non-stop
  • Route distance: roughly 900 miles (1,450 km)
  • Flights per week: around 13 departures on average
  • Typical fares (one-way): economy tickets often range from $90–$415, depending on seasonality and how far ahead you book

Flights from Calgary International Airport (YYC) to Denver International Airport (DEN)

Based on recent travel bookings, here's a look at the most popular airlines flying from Calgary (YYC) to Denver (DEN), featuring options for both non-stop and one-stop flights. Travelers often choose layovers at Edmonton International Airport (YEG, approximately 2 hours), Vancouver International Airport (YVR, around 1 hour and 30 minutes), and Salt Lake City International Airport (SLC, about 3 hours and 15 minutes). These choices allow you to balance price, total travel time, and cabin class to create the best travel itinerary.

  • Air Canada: This full-service airline provides both non-stop and one-stop options, with one-way ticket prices generally falling between $90 and $470. It represents around 38% of departures on this route, with a direct flight duration of 2 hours and 30 minutes.
  • United: Another full-service option, United offers non-stop flights with one-way fares typically ranging from $110 to $495. It accounts for about 37% of the departures on this route, with a total travel time of 2 hours and 30 minutes.
  • WestJet: As a low-cost carrier, WestJet provides non-stop service with one-way prices generally between $90 and $255. It makes up roughly 18% of the departures on this route, with an overall journey time of 2 hours and 30 minutes.
  • Delta: Offering both non-stop and one-stop flights, Delta’s one-way fares usually range from $135 to $290. It represents around 7% of the departures for this route, with a typical non-stop flight time of 2 hours and 30 minutes.

Travelers have the option to enhance their flight from Calgary to Denver, with United offering first-class service and Air Canada providing business class.

Best time to fly from Calgary (YYC) to Denver (DEN)

The most popular months for travelers flying from Calgary to Denver are June, July, and August, when peak temperatures in Denver reach up to 72.1°F in July. If you prefer quieter travel, consider December, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 28.9°F. For better deals, May usually offers the lowest average one-way fare around $136. Flight availability peaks in July, with approximately 20 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: May usually offers good deals with average one-way fare around $136, roughly 36% cheaper than the yearly average.
  • Most flight options: July has the highest number of flights from Calgary to Denver, with approximately 20 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January28.4°F (-2.0°C)Average10$284
February28.6°F (-1.9°C)Low9$239
March38.5°F (3.6°C)Average11$266
April45.3°F (7.4°C)Average10$215
May54.0°F (12.2°C)Average12$136
June66.9°F (19.4°C)High18$166
July72.1°F (22.3°C)High20$196
August71.2°F (21.8°C)High16$204
September65.1°F (18.4°C)Average15$195
October50.2°F (10.1°C)Average11$184
November38.5°F (3.6°C)Low8$253
December28.9°F (-1.7°C)Low8$214

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Calgary (YYC) to Denver (DEN)

  • Calgary to Colorado Springs (YYC-COS): Colorado Springs Airport (COS) is located approximately 73 miles from Denver International Airport (DEN). One-way economy ticket prices on this route generally range from $140 to $510, influenced by the season and how far in advance you book. Flights on this route are predominantly one-stop, with common layover points at Denver International Airport (DEN) and Salt Lake City International Airport (SLC). Major airlines offering service here include Delta and United.

How to find the best prices for flights from Calgary (YYC) to Denver (DEN)

Getting some of the best deals on flights from Calgary to Denver is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are typically available when booking at least two months in advance, although most travelers tend to book two to eight weeks ahead. Morning departures from 5 a.m. to 12 p.m. generally offer lower prices, while afternoon flights from 12 p.m. to 6 p.m. are more popular. Additionally, flying on Friday usually provides cheaper rates, even though Sunday is the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Denver International Airport from Calgary International Airport

Denver welcomes travelers from Calgary with a range of transport options based on price, convenience, and proximity. Here's how to reach Denver efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Denver, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Denver International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Denver International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Denver International Airport, Jeppesen Terminal Station, a metro station, is located about 0.1 miles away on foot, providing convenient access to public transport for travelers.

Frequently asked questions

How much does a flight from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) cost?
You can find cheap one-way flights from $132 and cheap return flights from $219 Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) with Expedia. One-way flights generally range between $155 and $966, and roundtrip flights usually range from $294 to $1373. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
October is the cheapest month to fly from Calgary (YYC) to Denver (DEN), with average round-trip fares around $286. This is about 17% lower than the average price throughout the year, likely due to reduced travel demand in the fall. Other economical months to consider are May and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
There are 2 airlines offering direct flights from YYC to DEN:

  • United operates around 14 direct flights from YYC to DEN every week
  • WestJet operates around 9 direct flights from YYC to DEN every week

What is the cheapest airline that flies from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
WestJet is one of the cheapest airlines offering nonstop flights from Calgary, AB (YYC) to Denver, CO (DEN), with round-trip tickets starting from around $142. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Calgary, AB (YYC) to Denver, CO (DEN) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, WestJet typically offers the lowest fares. WestJet offers the most daily flights from YYC to DEN, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
For flights from Calgary, AB (YYC) to Denver, CO (DEN), the best times to fly are in October and September. October offers a return flight at about $286, while September is also a great option with similar pricing. These months are ideal as they balance lower prices with comfortable weather, allowing you to enjoy your trip without the summer crowds.*Prices based on flights available on Expedia in the last year.
How many flights per day from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
You can find approximately 3 nonstop flights per day from Calgary Intl. (YYC) to Denver Intl. (DEN). For more options, look at flights that include layovers.
What is the earliest flight from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) typically departs at around 12:05 AM, operated by Air Canada. This is a seasonal service active in March and April. An early flight allows you to arrive in Denver with plenty of time to enjoy the city. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Calgary (YYC) to Denver (DEN) are in the early morning, from 6am to 9am. About 52% of passengers prefer this time window. Many major carriers, including United, Air Canada and Delta, offer flights during this window. This timing works well because it allows you to arrive in Denver with plenty of time to enjoy your day.
How long does it take to fly from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
Direct flights from YYC to DEN usually take about 2 hours 30 minutes, traveling roughly 900 miles. If you opt for a connecting flight, expect to add around 5 hours to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
Business class is available on flights from YYC to DEN. Airlines that offer business class service on this route include:

  • Air Canada
  • United Airlines
  • American Airlines

First class cabins are available on:

  • United Airlines
  • Delta Air Lines
  • WestJet

How much is a business class flight from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
A direct, return business class ticket from Calgary (YYC) to Denver (DEN) typically costs between $824 - $1,173. This route is frequently traveled, providing you with several options for your journey. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Denver from Calgary Intl. (YYC)?
From Calgary Intl. (YYC), you can fly into Denver Intl. (DEN) to reach Denver. Some flights may connect through major hubs like Vancouver Intl. (YVR), Seattle - Tacoma Intl. (SEA), Kelowna International (YLW) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) Denver Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.)?
If you booked your Calgary, AB (YYC-Calgary Intl.) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Calgary Intl.
Destination airport
Denver Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Roundtrip price
$218
Distance
899 mi
Average flight time
2 hours 34 mins

Book with confidence

Calgary to Denver Flights

The cheapest times to fly from Calgary to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Calgary to Denver are during the month of September. You can find some of the cheapest flights from Calgary to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Calgary to Denver

Sunday is one of the best days to book for cheap flights from Calgary to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Calgary to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Calgary to Denver in 2026. You can also book with separate airlines for your outbound and return journeys, from $132 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Calgary to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Calgary to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Calgary to Denver Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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