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Cheap flights from Québec City to Denver from C$ 359

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — DEN
12 Apr — 19 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Québec City to Denver

Enter your travel dates to find the best prices.

Cheapest flights from Québec City to Denver
Explore the most affordable flight options available from Québec City to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 March 2026.

Wed 17/64:55 p.m.
YQB
-
DEN
1 stop8h 33m
United Airlines
Sat 20/66:13 a.m.
DEN
-
YQB
1 stop7h 05m
United Airlines
Deal found 8/3C$ 796
Tue 4/81:05 p.m.
YQB
-
DEN
1 stop7h 55m
Air Canada
Sat 8/89:40 a.m.
DEN
-
YQB
1 stop8h 01m
Air Canada
Deal found 9/3C$ 797
Wed 2/91:40 p.m.
YQB
-
DEN
2 stops8h 42m
Air Canada
Sat 5/99:40 a.m.
DEN
-
YQB
1 stop5h 47m
Air Canada
Deal found 8/3C$ 804
Wed 19/84:55 p.m.
YQB
-
DEN
1 stop8h 10m
United Airlines
Tue 1/96:00 a.m.
DEN
-
YQB
1 stop8h 00m
United Airlines
Deal found 10/3C$ 805
Wed 2/94:00 p.m.
YQB
-
DEN
1 stop21h 27m
American Airlines
Thu 3/95:31 p.m.
DEN
-
YQB
1 stop18h 13m
American Airlines
Deal found 9/3C$ 812
Wed 2/912:25 p.m.
YQB
-
DEN
1 stop8h 52m
United Airlines
Sat 5/91:40 p.m.
DEN
-
YQB
1 stop7h 03m
United Airlines
Deal found 12/3C$ 814
Fri 10/46:00 a.m.
YQB
-
DEN
1 stop8h 07m
United Airlines
Fri 17/412:34 p.m.
DEN
-
YQB
1 stop8h 07m
United Airlines
Deal found 10/3C$ 815

Find flight deals from Québec City to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Québec City (YQB) 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 13 March 2026.

Round-trip from

C$ 796

One-way from

C$ 359

Popular in

June

Cheapest in

September

Average price

C$ 868
United Airlines
  • United Airlines
  • 17/6-20/6
  • 2 total stops
  • 15h 38m total
  • Québec City to Denver
Search Deals
WestJet
  • WestJet
  • 2/5
  • 1 total stop
  • 17h 50m total
  • Québec City to Denver
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Québec City 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 13 March 2026.
Use the filters below to find and compare flights from Québec City to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Wed 17/6

4:55 p.m.-11:28 p.m.

1 stop8h 33m

Denver Intl

Sat 20/6

6:13 a.m.-3:18 p.m.

1 stop7h 05m

C$ 796

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Fri 19/6

4:55 p.m.-11:28 p.m.

1 stop8h 33m

Denver Intl

Sun 21/6

7:40 a.m.-4:00 p.m.

1 stop6h 20m

C$ 796

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Wed 2/9

6:00 a.m.-12:21 p.m.

1 stop8h 21m

Denver Intl

Sat 5/9

12:40 p.m.-10:43 p.m.

1 stop8h 03m

C$ 805

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Wed 19/8

4:55 p.m.-11:05 p.m.

1 stop8h 10m

Denver Intl

Tue 1/9

6:00 a.m.-4:00 p.m.

1 stop8h 00m

C$ 805
Quickest round-trip

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Wed 2/9

1:40 p.m.-8:22 p.m.

2 stops8h 42m

Denver Intl

Sat 5/9

9:40 a.m.-5:27 p.m.

1 stop5h 47m

C$ 814

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Fri 10/4

6:00 a.m.-12:07 p.m.

1 stop8h 07m

Denver Intl

Fri 17/4

12:34 p.m.-10:41 p.m.

1 stop8h 07m

C$ 815

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Thu 18/6

4:55 p.m.-11:28 p.m.

1 stop8h 33m

Denver Intl

Fri 26/6

11:59 p.m.-3:18 p.m.

1 stop13h 19m

C$ 838

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Tue 7/4

3:00 p.m.-10:10 p.m.

1 stop9h 10m

Denver Intl

Tue 14/4

12:34 p.m.-10:41 p.m.

1 stop8h 07m

C$ 848

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Tue 4/8

1:40 p.m.-8:22 p.m.

2 stops8h 42m

Denver Intl

Sat 8/8

9:40 a.m.-7:41 p.m.

1 stop8h 01m

C$ 856
Cheapest one-way

Québec CityDenver

YQB - DEN

YQBDEN

Québec City

Mon 27/4

6:30 a.m.-12:14 p.m.

2 stops31h 44m

C$ 361

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/3

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Québec City to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Québec City 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 Québec City to Denver

What’s the top layover airport for flights from Québec City to Denver?

Share of one-stop round-trip flights from Québec City to Denver chosen by Cheapflights users in the past 12 months, using the same layover each way.

Montreal (YUL) – chosen by Cheapflights users on 57% of one-stop itineraries from Québec City to Denver on Cheapflights.

What’s the cheapest layover airport for flights from Québec City to Denver?

Average round-trip fare for 1-stop flights from Québec City to Denver, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Newark (EWR) is the most affordable 1-stop option, with an average round-trip price of C$ 613.

What’s the fastest layover option from Québec City to Denver?

Shortest average travel time for 1-stop one-way flights from Québec City to Denver, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 6h 33m.

Which airport typically offers the quickest layover for flights from Québec City to Denver?

Average layover duration for 1-stop one-way flights from Québec City to Denver, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Montreal (YUL) offer the fastest connection on this route, with an average layover time of 1h 25m.

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 13 March 2026.
Check out reviews from past customers who have flown with United Airlines and Air Canada from Québec City to Denver to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,420 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,420 reviews
United Airlines
7.4
Good
9,420 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,800 reviews
United Airlines
7.4
Good
9,420 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

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

  • How long is the flight from Québec City to Denver?

    Airlines like United Airlines fly from Québec City to Denver in about 8h 33m. The time it takes to get you to your destination can typically vary by up to . There are 2776 km between Québec City and Denver.

  • What are the cheapest airlines flying from Québec City to Denver round-trip?

    Air Canada, at C$ 523, was found to be the cheapest airline from Québec City to Denver. An alternate airline flying to your destination would be United Airlines. Users have found that Air Canada is 39% cheaper than the other options available to this destination.

  • Can I find deals for flights from Québec City to Denver that include hotel bookings?

    Yes. In addition to deals on Québec City to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Québec City to Denver?

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

  • Can I find deals for business class flights from Québec City to Denver?

    Yes. Cheapflights offers flight deals from Québec City 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.

See more FAQs

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Golden
Thornton
Black Hawk

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Québec City to Denver

Discover the top 2 airlines that operate flights from Québec City 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 13 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 523AverageC$ 843FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 523AverageC$ 807FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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 Québec City to Denver?

Cheapflights makes it easy to find Québec City 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 Québec City to Denver?

Cheapflights helps you find that perfect flight to Denver from Québec City by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Québec City to Denver with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Québec City to Denver flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Québec City to Denver become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Denver from Québec City today and book when prices fit your budget.

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