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Find cheap United Airlines flights to Denver

CMH — DEN
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

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Cheapest United Airlines flights from Canada to Denver
Explore the most affordable United Airlines flight options available from Canada to Denver. Find the lowest fares with prices last updated on 27 July 2026.

Thu 13/86:00 a.m.
YYC
-
DEN
Nonstop2h 34m
United Airlines
Mon 17/87:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 26/7C$ 356
Fri 21/86:00 a.m.
YYC
-
DEN
Nonstop2h 34m
United Airlines
Sun 23/87:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 27/7C$ 447
Thu 13/86:00 a.m.
YYC
-
DEN
Nonstop2h 34m
United Airlines
Sun 16/87:16 p.m.
DEN
-
YYC
Nonstop2h 32m
United Airlines
Deal found 27/7C$ 462

Flights to Denver with United Airlines at a glance

Find detailed information about United Airlines flights from Canada to Denver. Explore the options provided by United Airlines to plan your journey from Canada to Denver. Data last updated 27 July 2026.

Popular in

May

Cheapest in

October

Average price

C$ 679

Round-trip from

C$ 340

One-way from

C$ 189

Good round-trip deal

C$ 672 or less

Good one-way deal

C$ 554 or less
Highest demand for flights to Denver with United Airlines; 8% potential price increase.
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Best time to find cheap flights to Denver with United Airlines; 1% potential price drop.
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Average price for flights to Denver with United Airlines (round-trip).
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United Airlines
  • United Airlines
  • 26/11-29/11
  • Nonstop
  • 5h 19m total
  • Canada to Denver
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United Airlines
  • United Airlines
  • 7/10
  • Nonstop
  • 2h 34m total
  • Canada to Denver
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Price to beat on a round-trip flight from Canada to Denver with United Airlines.
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Price to beat on a one-way flight from Canada to Denver with United Airlines.
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Cheapflights Insights

Find cheap United Airlines flights to Denver

How long is the flight to Denver with United Airlines?

On average, United Airlines flights from Canada to Denver take 3 hours 3 minutes. Flights to Denver from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

United Airlines weekly flight availability to Denver

The most flights to Denver operated by United Airlines are scheduled on a Monday (21 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (19 on average).

When is the best time to book a flight to Denver with United Airlines?

The best time to book a flight to Denver with United Airlines is 90 days before departure. On average, fares are higher if you book on the same day as departure.

When is the cheapest time to fly to Denver with United Airlines?

Users looking for the cheapest United Airlines fares to Denver should consider flying on Thursday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Wednesday evenings, when prices are usually at their highest.

FAQs about flights to Denver with United Airlines

  • Which airport do United Airlines flights arrive at when travelling to Denver?

    United Airlines flights on this route tend to land at Denver Intl Airport.

  • Is United Airlines the cheapest airline for a flight to Denver?

    Flight prices will depend on factors like date, time, and cabin class, so it is worth comparing flights before booking. Based on Cheapflights data, the cheapest average round-trip price for flights to Denver tends to be with Frontier.

  • Are there alternative airlines other than United Airlines that fly to Denver?

    Air Canada, WestJet and Delta all fly to Denver and offer an alternative to United Airlines.

  • How much is a flight to Denver with United Airlines?

    The average price for a round-trip with United Airlines is C$ 702, while a one-way flight costs around C$ 575.

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Reviews of United Airlines

See what Cheapflights users have to say about their United Airlines experience.
United Airlines
7.4
Good
10,000 reviews
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Overview

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

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