Cheap flights from Denver to Phoenix from $68
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Phoenix departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Frontier flights from Denver to Phoenix Sky Harbor Intl Airport
Our best Frontier deals on Denver to Phoenix Sky Harbor Intl Airport flight tickets
Alaska Airlines flights from Denver to Phoenix Sky Harbor Intl Airport
Our best Alaska Airlines deals on Denver to Phoenix Sky Harbor Intl Airport flight tickets
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How to get the cheapest flight ticket from Denver to Phoenix Sky Harbor Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?
In general, August is the cheapest month to fly from Denver to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $107. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of August, then departing from Denver during the month July is also very affordable. Most momondo users find prices during this month for around $111.
What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?
On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Denver is on a Saturday. momondo users have found tickets for Saturday departures for as low as $172. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $243. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.
What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?
In the evening is the cheapest time of day to fly from Denver to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $150. Flying to Phoenix Sky Harbor Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $212. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Denver Intl to Phoenix Sky Harbor Intl flight route?
Fly from Denver Intl to Phoenix Sky Harbor Intl for the best Denver Intl - Phoenix Sky Harbor Intl flight prices
How far in advance should I book a flight to Phoenix Sky Harbor Intl Airport?
You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Denver when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around $157 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix Sky Harbor Intl Airport from Denver for as low as $132 on momondo.
What cabin class options are available on Denver Intl to Phoenix Sky Harbor Intl flights?
There are 4 cabin classes available to choose from on Denver Intl to Phoenix Sky Harbor Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Denver Intl to Phoenix Sky Harbor Intl?
American Airlines, United Airlines, and Hawaiian Airlines are the most popular carriers operating from Denver Intl to Phoenix Sky Harbor Intl
What airlines fly to Phoenix Sky Harbor Intl Airport?
Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Phoenix Sky Harbor Intl Airport from Denver according to our data. Frontier is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Phoenix Sky Harbor Intl Airport. Keep in mind that there are 5 different airlines that fly to Phoenix Sky Harbor Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Denver to Phoenix Sky Harbor Intl Airport on average per day?
As of June 2025, there are 33 flights per day flying from Denver to Phoenix Sky Harbor Intl Airport. The most common time of day flights depart is 11:00AM, with 37% of flights taking off in the evening.
How many flights depart from Denver to Phoenix Sky Harbor Intl Airport on average per week?
As of June 2025, there are 236 flights per week flying from Denver to Phoenix Sky Harbor Intl Airport. The most common day of the week flights depart is Sun, with 16% of flights taking off on this day.
When to book flights from Denver to Phoenix Sky Harbor Intl Airport
Cheap Denver to Phoenix Sky Harbor Intl Airport (DEN to PHX) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Denver to Phoenix Sky Harbor Intl Airport
How far is Denver Intl to Phoenix Sky Harbor Intl by plane?
Denver Intl and Phoenix Sky Harbor Intl are 583.2 mi apart from one another. In terms of flight time, this usually takes a little over 1h 50m.
When did momondo last update prices for flights from Denver Intl Airport to Phoenix Sky Harbor Intl Airport?
Prices for flights from Denver Intl Airport to Phoenix Sky Harbor Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Phoenix Sky Harbor Intl Airport?
There are 5 operators available for flights from Denver Intl Airport to Phoenix Sky Harbor Intl Airport as of June 2025.
How old do you have to be to fly from Denver Intl Airport to Phoenix Sky Harbor Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Phoenix Sky Harbor Intl Airport.
What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?
The required travel and health documents for your Phoenix Sky Harbor Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Phoenix Sky Harbor Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Denver to Phoenix Sky Harbor Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denver to Phoenix Sky Harbor Intl Airport is Boeing 737 MAX 8 (15.71% of total bookings). The next most popular plane models are Boeing 737-800 (14.40%), Airbus A320neo (12.94%), and Boeing 737-800 Passenger/BBJ2 (winglets) (10.88%).
What is the most popular airline from Denver to Phoenix Sky Harbor Intl Airport?
Based on momondo bookings for flights between Denver and Phoenix Sky Harbor Intl Airport, the leading airline is Frontier, making up 73% of the total bookings. Other popular airlines include United Airlines with 10%, American Airlines with 9%, and Southwest with 7%.
Best airlines flying from Denver to Phoenix Sky Harbor Intl Airport
Compare and see reviews for airlines that fly from Denver to Phoenix Sky Harbor Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $55 | Free Cancellation | Rating 5.9 3,297 reviews | |||
| PriceFrom $134 | Free Cancellation | Rating 8.0 4,285 reviews | |||
| PriceFrom $136 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $136 | Free Cancellation | Rating 7.4 8,798 reviews | |||
| PriceFrom $196 | Free Cancellation | Rating 8.0 7,963 reviews |
Southwest Flights From Denver to Phoenix Sky Harbor Intl Airport
Southwest operates around 75 flights from Denver to Phoenix Sky Harbor Intl Airport every week. The average price of these flights found in the last 72 hours has been $239, but momondo users have found Southwest deals from Denver to Phoenix Sky Harbor Intl Airport from as low as $134 round-trip. Southwest has been scored 8.0/10 in 4,285 reviews.
United Airlines Flights From Denver to Phoenix Sky Harbor Intl Airport
Across 8,798 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Denver to Phoenix Sky Harbor Intl Airport about 37 times each week, with ticket deals ranging from $136 to $278. Price data is based on momondo searches in the last 72 hours.
Traveling to a place near Phoenix?
Book flights to Phoenix if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Denver to Phoenix?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Phoenix from Denver.
Can I find flights from Denver to Phoenix with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Denver to Phoenix flights to just show those with flexible booking policies.
How can momondo help me find flights from Denver to Phoenix?
momondo helps you find the best flight between Denver and Phoenix by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Denver to Phoenix right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Denver to Phoenix now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Phoenix and let you know when they change.