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Cheap flights from Phoenix Sky Harbor Intl Airport to Denver from C$ 88

PHX — DEN
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sky Harbor Intl to Denver

Enter your travel dates to find the best prices.

Cheapest flights from Sky Harbor Intl to Denver

Sat 21/117:50 a.m. -
1 stop3h 20m
Sat 21/115:20 p.m. -
1 stop4h 40m
Deal found 30/10C$ 226
Thu 3/128:05 a.m. -
1 stop4h 51m
Fri 11/128:35 a.m. -
1 stop6h 51m
Deal found 30/10C$ 247
Mon 21/125:40 p.m. -
1 stop4h 57m
Fri 8/16:23 p.m. -
1 stop6h 14m
Deal found 3/11C$ 275
Sun 6/128:05 a.m. -
1 stop4h 51m
Tue 8/121:54 p.m. -
1 stop5h 26m
Deal found 30/10C$ 289
Thu 3/128:05 a.m. -
1 stop4h 51m
Sun 13/121:54 p.m. -
1 stop25h 32m
Deal found 2/11C$ 307
Thu 3/127:35 a.m. -
Nonstop1h 50m
Sun 6/129:05 p.m. -
Nonstop2h 05m
Deal found 2/11C$ 317
Thu 31/1212:10 p.m. -
1 stop6h 53m
Fri 1/16:33 p.m. -
1 stop4h 32m
Deal found 3/11C$ 319
Wed 30/1210:29 a.m. -
1 stop12h 41m
Fri 1/16:33 p.m. -
1 stop4h 32m
Deal found 3/11C$ 335
Fri 20/118:18 p.m. -
1 stop13h 58m
Mon 23/118:00 p.m. -
1 stop14h 29m
Deal found 3/11C$ 344
Sun 20/127:10 a.m. -
1 stop4h 24m
Tue 5/16:23 p.m. -
1 stop6h 14m
Deal found 3/11C$ 345
Wed 30/127:45 p.m. -
Nonstop1h 57m
Sun 3/11:26 p.m. -
Nonstop2h 01m
Deal found 2/11C$ 349
Sat 26/127:10 a.m. -
1 stop4h 24m
Fri 8/16:23 p.m. -
1 stop6h 14m
Deal found 3/11C$ 369

Find flight deals from Sky Harbor Intl to Denver

Round-trip from

C$ 226

One-way from

C$ 88

Popular in

September

Cheapest in

February

Average price

C$ 292

Good round-trip deal

C$ 185 or less

Good one-way deal

C$ 278 or less
Southwest
  • Southwest
  • 21/11-21/11
  • 2 total stops
  • 8h 00m total
  • Phoenix to Denver
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Frontier
  • Frontier
  • 1/12-31/12
  • 1 total stop
  • 16h 29m total
  • Phoenix to Denver
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 36 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 10 potential savings vs. average RT price).
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Average for round-trip flights in November 2026
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Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to Denver Intl.
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Price to beat on a one-way flight from Phoenix Sky Harbor Intl to Denver Intl.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Sat 21/11

7:35 a.m.-9:20 a.m.

Nonstop1h 45m

Denver Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 124

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Fri 27/11

10:40 p.m.-12:30 a.m.

Nonstop1h 50m

Denver Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 124

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Mon 15/2

10:40 p.m.-12:25 a.m.

Nonstop1h 45m

Denver Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 124

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Wed 2/12

12:51 p.m.-2:41 p.m.

Nonstop1h 50m

Denver Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 194

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Sun 22/11

7:40 a.m.-9:25 a.m.

Nonstop1h 45m

Denver Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 194

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Mon 9/11

12:40 p.m.-10:25 a.m.

1 stop21h 45m

Denver Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 217
Quickest round-trip

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Sat 1/5

3:30 p.m.-6:14 p.m.

Nonstop1h 44m

Denver Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 218

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Wed 31/3

8:45 a.m.-2:10 p.m.

1 stop4h 25m

Denver Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 232

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Thu 10/12

11:09 a.m.-7:26 p.m.

1 stop8h 17m

Denver Intl

Thu 17/12

5:45 p.m.-11:37 p.m.

1 stop5h 52m

C$ 247

PhoenixDenver

PHX Phoenix Sky Harbor Intl - DEN Denver Intl

PHXDEN

Phoenix Sky Harbor Intl

Thu 17/12

12:55 p.m.-2:50 p.m.

Nonstop1h 55m

Denver Intl

Tue 22/12

7:40 a.m.-9:49 a.m.

Nonstop2h 09m

C$ 247

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Sky Harbor Intl to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Sky Harbor Intl with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Denver

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Denver?

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Denver?

Currently, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Denver (average of C$ 214). Flying from Phoenix Sky Harbor Intl Airport to Denver in September is currently the most expensive (average of C$ 356). 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 PHX to DEN?

One of the essential ways to save on airfare from Phoenix Sky Harbor Intl Airport 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 58% on airfare.

How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to Denver?

Airfare is typical for this route at the moment.

Phoenix Sky Harbor Intl Airport to Denver flights typically cost between C$ 200 and C$ 380 in November.
The cheapest round-trip price found within the last 5 days was C$ 226 on Southwest (21 Nov-21 Nov).

Reviews of airlines servicing Denver

Get a feel of what it's like to fly with Frontier from Phoenix Sky Harbor Intl Airport 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.
Frontier
5.5
Fair
2,513 reviews
Check prices

Overall

5.5

Food

4.5

Comfort

5.4

Entertainment

4.2

Crew

6.5

Boarding

5.8

Reviews

1 / 20
2.0
Mediocre

Shri,Feb 2026

MCO - DEN

Plane was dirty, food strewn all over the floor. The flight attendant was dozing in her chair for most of the flight. Even the announcements sounded so unenthusiastic. The seats are old and dirty, the seat belts look worn out.
Frontier
5.5
Fair
2,513 reviews
Frontier
5.5
Fair
2,513 reviews
Check prices

Overall

5.5

Food

4.5

Comfort

5.4

Entertainment

4.2

Crew

6.5

Boarding

5.8

Reviews

1 / 20
2.0
Mediocre

Shri,Feb 2026

MCO - DEN

Plane was dirty, food strewn all over the floor. The flight attendant was dozing in her chair for most of the flight. Even the announcements sounded so unenthusiastic. The seats are old and dirty, the seat belts look worn out.

Related info for your journey

  • What airport do you fly into for flights to Denver from Phoenix Sky Harbor Intl?

    Most people fly into Denver Intl (DEN) if they book a flight to Denver from Phoenix Sky Harbor Intl. On average, Denver Intl has 25 inbound flights from Phoenix Sky Harbor Intl per day from 1 airline. Denver Intl is conveniently located just 29.7 km from Denver’s city centre.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Denver?

    There are many flights that can get you from Phoenix Sky Harbor Intl Airport to Denver in 1h 55m. Fly via Alaska Airlines, United Airlines, or Southwest to get the fastest option. The distance from Phoenix Sky Harbor Intl Airport to Denver is about 967 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Phoenix Sky Harbor Intl Airport to Denver round-trip?

    According to our current data, Frontier (C$ 62), offers the cheapest pricing from Phoenix Sky Harbor Intl Airport to Denver. Frontier is currently priced 78% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Denver?

    The top 3 most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to Denver are Air Canada (83%), United Airlines (82%) and Lufthansa (81%).

  • Can I find deals for flights from Sky Harbor Intl to Denver that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to Denver?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Denver?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Denver?

    Currently, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Denver (average of C$ 214). Flying from Phoenix Sky Harbor Intl Airport to Denver in September is currently the most expensive (average of C$ 356). 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

Travelling to a place near Denver?

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

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Top airline flying from Sky Harbor Intl to Denver

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 62AverageC$ 431FlexibilityNo cancel feeOn-time62%
Search Frontier flights

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How does Cheapflights help users find flights from Sky Harbor Intl to Denver?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sky Harbor Intl to Denver. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Sky Harbor Intl 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 Sky Harbor Intl.

Can Cheapflights find flights from Sky Harbor Intl to Denver with no change fees?

Need flexible booking options for your flight to Denver from Sky Harbor Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Sky Harbor Intl to Denver become cheaper?

Yes, Cheapflights offers price alerts on Sky Harbor Intl to Denver flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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