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Cheap flights from Phoenix Sky Harbor Intl Airport to Denver from £73

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Denver Intl are usually found in August or February, booked 62 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Sky Harbor Intl to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 25 March 2025.

Round-trip from

£138

One-way from

£73

Popular in

March

Cheapest in

August

Average price

£138
Southwest
  • Southwest
  • 26/4-28/4
  • 1 total stop
  • 5h 05m total
  • Phoenix to Denver
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United Airlines
  • United Airlines
  • 26/5
  • Nonstop
  • 1h 50m total
  • Phoenix to Denver
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£2 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Find flight deals from Sky Harbor Intl to Denver

Cheapest flights from Sky Harbor Intl to Denver
Explore the most affordable flight options available from Sky Harbor Intl to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Sat 26/415:40PHX - DEN
Nonstop1h 50mSouthwest
Mon 28/407:45DEN - PHX
1 stop3h 15mSouthwest
Deal found 25/3£138
Sat 24/513:25PHX - DEN
1 stop5h 05mDelta
Tue 3/618:25DEN - PHX
1 stop6h 23mDelta
Deal found 24/3£152
Thu 15/513:33PHX - DEN
1 stop5h 05mUnited Airlines
Sun 18/507:46DEN - PHX
1 stop5h 40mUnited Airlines
Deal found 24/3£191
Wed 30/409:00PHX - DEN
2 stops13h 59mAlaska Airlines
Tue 6/514:39DEN - PHX
1 stop10h 20mAlaska Airlines
Deal found 24/3£239

Cheapflights Fare Finder

Customise your flight search to find flights from Sky Harbor Intl 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 858,174 searches. Data last updated 25 March 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Denver that are best for you.

Fly from

Sky Harbor Intl

Fly to

Denver

Route

Depart

Return

Price

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 26/4

15:40-18:30

Nonstop1h 50m

Denver Intl

Mon 28/4

07:45-10:00

1 stop3h 15m

£138

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 24/5

10:00-14:45

1 stop3h 45m

Denver Intl

Tue 27/5

18:25-23:48

1 stop6h 23m

£152

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Thu 15/5

13:33-19:38

1 stop5h 05m

Denver Intl

Sun 18/5

07:46-12:26

1 stop5h 40m

£191

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 30/4

09:00-23:59

2 stops13h 59m

Denver Intl

Tue 6/5

14:39-23:59

1 stop10h 20m

£239

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Mon 26/5

06:00-08:50

Nonstop1h 50m

£73

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 28/6

13:25-19:29

1 stop5h 04m

£77

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 1/7

13:40-17:55

1 stop3h 15m

£84

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 30/4

09:00-23:59

2 stops13h 59m

£121

Flights are sorted by cheapest return flights first.

Deals found on 25/3

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 return 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 Phoenix Sky Harbor Intl Airport to Denver

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

Use this chart to determine the optimal time to book a return flight from Sky Harbor Intl to Denver. Price data was last updated on 21 March 2025.

To ensure you get the cheapest price possible for a flight from Phoenix Sky Harbor Intl Airport to Denver, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Denver (average of £667). Flying from Phoenix Sky Harbor Intl Airport to Denver in July is currently the most expensive (average of £1,030). 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?

Find hourly flight availability from Sky Harbor Intl to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 80% on flights from Phoenix Sky Harbor Intl Airport to Denver by exploring options for tickets in the morning.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Denver

Explore weekly flight availability from Sky Harbor Intl to Denver. 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 25 March 2025.

The most flights from PHX to DEN are scheduled on a Monday (46 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 13.0 - 58.0 inches per month. May is typically the wettest month, when rainfall can reach 58.0 mm. January is typically the driest time to visit Denver when rainfall is around 13.0 mm.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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 25 March 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Phoenix to Denver have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
9,789 reviews
Check prices

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very Good
9,789 reviews
Alaska Airlines
8.0
Very Good
9,789 reviews
Check prices

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very Good
4,272 reviews
Alaska Airlines
8.0
Very Good
9,789 reviews
Check prices

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very Good
7,890 reviews
Alaska Airlines
8.0
Very Good
9,789 reviews
Check prices

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very Good
9,789 reviews
Check prices

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

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

    For a flight from Phoenix Sky Harbor Intl to Denver, you will be flying into Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city. Denver Intl is the only Denver airport and it handles 28 inbound flights from Phoenix Sky Harbor Intl per day. 0 airlines have flights to Denver Intl from Phoenix Sky Harbor Intl on a regular basis.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Denver round-trip?

    According to our current data, Southwest (£138), Delta (£152), and United Airlines (£191) offers the cheapest pricing from Phoenix Sky Harbor Intl Airport to Denver.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Denver one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as £73. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from Phoenix Sky Harbor Intl Airport to Denver for a low price.

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

    Consider Air Canada (90%), Lufthansa (90%) or United Airlines (90%) when booking your flight. These represent the most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to Denver.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Denver (average of £667). Flying from Phoenix Sky Harbor Intl Airport to Denver in July is currently the most expensive (average of £1,030). 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Winter Park
Frisco

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

Yes, we can. To see specific flights from Sky Harbor Intl to Denver with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Sky Harbor Intl 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 Sky Harbor Intl today and book when prices fit your budget.

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