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Cheap flights from Phoenix Sky Harbor Intl Airport to Denver from £45

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
22 Jan — 29 Jan1
1 adult

The best prices from Phoenix Sky Harbor Intl to Denver Intl are usually found in August or September, booked 66 days in advance, depart on a Monday 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 17 January 2025.

Round-trip from

£137

One-way from

£45

Popular in

November

Cheapest in

August

Average price

£103
United Airlines
  • United Airlines
  • 11/2-18/2
  • 2 total stops
  • 10h 47m total
  • Phoenix to Denver
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Frontier
  • Frontier
  • 6/2
  • 1 total stop
  • 6h 07m total
  • Phoenix to Denver
Search Deals
High demand for flights, 14% potential price rise
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Best time to find cheap flights, 2% potential price drop
Search Deals
Average for round-trip flights in January 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 17 January 2025.

Tue 11/214:35PHX - DEN
1 stop5h 05mUnited Airlines
Tue 18/207:50DEN - PHX
1 stop5h 42mUnited Airlines
Deal found 16/1£137
Sat 15/205:20PHX - DEN
Nonstop1h 45mSouthwest
Sun 16/222:25DEN - PHX
Nonstop2h 00mSouthwest
Deal found 16/1£145
Sat 15/216:10PHX - DEN
1 stop6h 50mDelta
Sun 16/205:40DEN - PHX
1 stop4h 37mDelta
Deal found 16/1£161
Tue 11/206:40PHX - DEN
2 stops15h 56mAlaska Airlines
Tue 18/207:00DEN - PHX
1 stop16h 59mAlaska Airlines
Deal found 16/1£244
Mon 27/100:45PHX - DEN
1 stop18h 31mAmerican Airlines
Fri 31/111:24DEN - PHX
Nonstop2h 33mAmerican Airlines
Deal found 15/1£474

Find flights from Sky Harbor Intl to Denver within your budget

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 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 11/2

14:35-19:40

1 stop5h 05m

Denver Intl

Tue 18/2

07:50-13:32

1 stop5h 42m

£137

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 15/2

05:20-07:05

Nonstop1h 45m

Denver Intl

Sun 16/2

22:25-00:25

Nonstop2h 00m

£145

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 15/2

16:10-23:00

1 stop6h 50m

Denver Intl

Sun 16/2

05:40-10:17

1 stop4h 37m

£161

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 11/2

06:40-22:36

2 stops15h 56m

Denver Intl

Tue 18/2

07:00-23:59

1 stop16h 59m

£244

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Mon 27/1

00:45-19:16

1 stop18h 31m

Denver Intl

Fri 31/1

11:24-13:57

Nonstop2h 33m

£474

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Thu 6/2

17:14-23:21

1 stop6h 07m

£45

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 18/2

21:10-22:55

Nonstop1h 45m

£56

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 19/2

11:45-16:40

1 stop4h 55m

£65

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sun 16/2

06:30-11:37

1 stop5h 07m

£81

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 11/3

10:47-23:29

2 stops11h 42m

£120

Flights are sorted by cheapest return flights first.

Deals found on 17/1

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.

Travel insights for flights from Sky Harbor Intl to Denver

Get recent, data-driven insights about flights from Sky Harbor Intl to Denver including ideal travel times, pricing trends, and more.

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 10 January 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 63 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 17 January 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Phoenix Sky Harbor Intl Airport to Denver as you normally would.

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 17 January 2025.

The most flights from PHX to DEN are scheduled on a Thursday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 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 17 January 2025.
See what other customers who have flown with United Airlines, Alaska Airlines 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.
Southwest
8.1
Very Good
4,659 reviews
Check prices

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.

Southwest
8.1
Very Good
4,659 reviews
Southwest
8.1
Very Good
4,659 reviews
Check prices

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.

Alaska Airlines
8.0
Very Good
9,684 reviews
Southwest
8.1
Very Good
4,659 reviews
Check prices

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.

Delta
8.0
Very Good
8,513 reviews
Southwest
8.1
Very Good
4,659 reviews
Check prices

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.

United Airlines
7.4
Good
8,969 reviews
Southwest
8.1
Very Good
4,659 reviews
Check prices

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very Good
4,659 reviews
Check prices

Comfort

8.1

Crew

8.7

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.

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 26 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, United Airlines (£137), Southwest (£145), and Delta (£161) 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 Frontier, with whom users have recently found tickets for as low as £45. However, be on the lookout for offers from Southwest and United Airlines, 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 SkyWest Airlines (100%), Frontier (91%) or Air Canada (89%) 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 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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