HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Canada

$33+ Cheap flights from Colorado to Canada

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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YYZ
ago. 12 — ago. 191
mar. 8/12
mar. 8/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado to Canada with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Colorado to Canada

Keep the following information in mind while searching for Colorado to Canada flight deals. Data was last updated agosto 7, 2025.

Round-trip from

$123
(Kiwi.com)

One-way from

$33
(Mytrip)

Popular in

November

Cheapest in

March

Average price

$554

Good round-trip deal

$175 or less

Good one-way deal

$84 or less
From Colorado to Canada
Search Deals
One-way flight from Colorado to Canada
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Colorado to Canada.
Search Deals
Price to beat on a one-way flight from Colorado to Canada.
Search Deals

Find flight deals from Colorado to Canada

Cheapest flights from Colorado to Canada
Explore the most affordable flight options available from Colorado to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 7, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/512:15 pmDEN - YYC
Nonstop2h 30mWestJet
jue. 9/118:55 amYYC - DEN
Nonstop2h 29mWestJet
Deal found 8/4$123
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/512:15 pmDEN - YYC
Nonstop2h 30mWestJet
vie. 9/128:55 amYYC - DEN
Nonstop2h 29mWestJet
Deal found 8/4$126
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/412:15 pmDEN - YYC
Nonstop2h 30mWestJet
lun. 9/158:55 amYYC - DEN
Nonstop2h 29mWestJet
Deal found 8/7$128
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/77:40 pmDEN - YYC
Nonstop2h 30mWestJet
vie. 9/128:55 amYYC - DEN
Nonstop2h 29mWestJet
Deal found 8/6$129
This FlightHub deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/312:15 pmDEN - YYC
Nonstop2h 30mWestJet
dom. 9/74:20 pmYYC - DEN
Nonstop2h 28mWestJet
Deal found 8/5$130
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/312:15 pmDEN - YYC
Nonstop2h 30mWestJet
jue. 9/118:55 amYYC - DEN
Nonstop2h 29mWestJet
Deal found 8/4$133
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/47:21 pmDEN - YYC
Nonstop2h 27mUnited Airlines
jue. 10/96:15 amYYC - DEN
Nonstop2h 27mUnited Airlines
Deal found 8/6$136
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/312:15 pmDEN - YYC
Nonstop2h 30mWestJet
vie. 9/128:55 amYYC - DEN
Nonstop2h 29mWestJet
Deal found 8/4$140
This United deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/2311:22 amDEN - YYC
Nonstop2h 31mMultiple Airlines
mié. 10/296:00 amYYC - DEN
1 stop6h 37mMultiple Airlines
Deal found 8/5$141
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/2212:15 pmDEN - YYC
Nonstop2h 30mWestJet
lun. 9/298:55 amYYC - DEN
Nonstop2h 29mWestJet
Deal found 8/6$142
This FlightHub deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/2612:15 pmDEN - YYC
Nonstop2h 30mWestJet
lun. 9/298:55 amYYC - DEN
Nonstop2h 29mWestJet
Deal found 8/6$143
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/3012:15 pmDEN - YYC
Nonstop2h 31mWestJet
mié. 9/38:55 amYYC - DEN
Nonstop2h 29mWestJet
Deal found 8/5$144

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Canada 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 2,558,603 searches. Data last updated agosto 7, 2025.
Use the filters below to find and compare flights from Colorado to Canada that are best for you.

Fly from

Colorado

Fly to

Canada

Route

Depart

Return

Price

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

vie. 9/5

12:15 pm-2:45 pm

Nonstop2h 30m

Calgary

lun. 9/8

8:55 am-11:24 am

Nonstop2h 29m

$123

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

vie. 9/5

12:15 pm-2:45 pm

Nonstop2h 30m

Calgary

vie. 9/12

8:55 am-11:24 am

Nonstop2h 29m

$126

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

jue. 9/4

12:15 pm-2:45 pm

Nonstop2h 30m

Calgary

lun. 9/15

8:55 am-11:24 am

Nonstop2h 29m

$128

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

dom. 9/7

7:40 pm-10:10 pm

Nonstop2h 30m

Calgary

vie. 9/12

8:55 am-11:24 am

Nonstop2h 29m

$129

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

mié. 9/3

12:15 pm-2:45 pm

Nonstop2h 30m

Calgary

dom. 9/7

4:20 pm-6:48 pm

Nonstop2h 28m

$130

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

sáb. 10/4

7:21 pm-9:48 pm

Nonstop2h 27m

Calgary

jue. 10/9

6:15 am-8:42 am

Nonstop2h 27m

$136

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

mié. 9/3

12:15 pm-2:45 pm

Nonstop2h 30m

Calgary

vie. 9/12

8:55 am-11:24 am

Nonstop2h 29m

$140

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

jue. 10/23

11:22 am-1:53 pm

Nonstop2h 31m

Calgary

mié. 10/29

6:00 am-12:37 pm

1 stop6h 37m

$141

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

lun. 9/22

12:15 pm-2:45 pm

Nonstop2h 30m

Calgary

lun. 9/29

8:55 am-11:24 am

Nonstop2h 29m

$142

DenverCalgary

DEN - YYC

DENYYC

Denver Intl

vie. 9/26

12:15 pm-2:45 pm

Nonstop2h 30m

Calgary

lun. 9/29

8:55 am-11:24 am

Nonstop2h 29m

$143

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Colorado to Canada

Have a flexible travel schedule? Discover the best time to fly to Canada from Colorado 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 Colorado to Canada

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

Currently, January is the cheapest month in which you can book a flight from Colorado to Canada (average of $243). Flying from Colorado to Canada in August is currently the most expensive (average of $348). 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 CO to CA?

Find hourly flight availability from Colorado to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 7, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Canada as you normally would.

Weekly flight availability from Colorado to Canada

Explore weekly flight availability from Colorado to Canada. 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 agosto 7, 2025.

The most flights from USCO to CA0 are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing Canada

Get insights into the airlines that provide service to Canada. 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 Canada. Reviews last updated agosto 7, 2025.
Read through reviews of airlines operating flights from Colorado to Canada, such as Alaska Airlines, Delta, and United 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

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Delta
8.0
Very good
7,987 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
JetBlue
7.2
Good
2,915 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

Find useful and relevant information for your journey from Colorado to Canada. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Colorado to Canada that include hotel bookings?

    Yes. In addition to deals on Colorado to Canada flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Canada?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Canada.

  • Can I find deals for business class flights from Colorado to Canada?

    Yes. Cheapflights offers flight deals from Colorado to Canada 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 Colorado to Canada?

    Currently, January is the cheapest month in which you can book a flight from Colorado to Canada (average of $243). Flying from Colorado to Canada in August is currently the most expensive (average of $348). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colorado to Canada

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Cancún flights
Los Angeles to Newark flights
Dallas/Fort Worth to O'Hare Intl flights
Los Angeles to John F Kennedy Intl flights
John F Kennedy Intl to O'Hare Intl flights
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to Las Vegas flights
John F Kennedy Intl to Miami flights
Newark to Cancún flights
Newark to O'Hare Intl flights
Los Angeles to Seattle flights
Dallas/Fort Worth to Seattle flights
Newark to Fort Lauderdale flights
LaGuardia to Fort Lauderdale flights
LaGuardia to O'Hare Intl flights
O'Hare Intl to John F Kennedy Intl flights
Newark to Los Angeles flights
John F Kennedy Intl to Orlando flights
O'Hare Intl to LaGuardia flights
Newark to Miami flights
John F Kennedy Intl to Las Vegas flights
O'Hare Intl to Newark flights
San Francisco to John F Kennedy Intl flights
LaGuardia to Miami flights
LaGuardia to Dallas/Fort Worth flights
San Francisco to Seattle flights
Los Angeles to Honolulu flights
John F Kennedy Intl to Los Angeles flights
Newark to Las Vegas flights
San Francisco to Newark flights
John F Kennedy Intl to Fort Lauderdale flights
Dallas/Fort Worth to John F Kennedy Intl flights
O'Hare Intl to Cancún flights
Newark to Orlando flights
John F Kennedy Intl to San Francisco flights
LaGuardia to Orlando flights
Dallas/Fort Worth to Newark flights
O'Hare Intl to Dallas/Fort Worth flights
Dallas/Fort Worth to Los Angeles flights
Hobby to Las Vegas flights
John F Kennedy Intl to Seattle flights
O'Hare Intl to Las Vegas flights
Los Angeles to LaGuardia flights
Baltimore to Dallas/Fort Worth flights
Newark to Seattle flights
Newark to San Francisco flights
Ontario to Seattle flights
Los Angeles to Dallas/Fort Worth flights
John F Kennedy Intl to Mexico City flights
Newark to Mexico City flights

Top 6 airlines flying from Colorado to Canada

Discover the top 6 airlines that operate flights from Colorado to Canada. 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 2,558,603 searches. Data last updated agosto 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$89Average$507FlexibilityNo cancel feeOn-time67%
WestJetCheapest$109Average$309FlexibilityNo cancel feeOn-time60%
DeltaCheapest$120Average$377FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$166Average$628FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$366Average$497FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$452Average$612FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.