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Denver

$34+ Cheap flights from Tempe, AZ to Denver (DEN)

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Tempe to Denver Intl are usually found in February or January, booked 56 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Tempe to Denver

Cheapest flights from Tempe to Denver
Explore the most affordable flight options available from Tempe to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Super.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amPHX - DEN
Nonstop1h 55mFrontier
Thu 12/256:15 amDEN - PHX
Nonstop2h 06mFrontier
Deal found 12/9$77
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:31 amPHX - DEN
Nonstop1h 55mFrontier
Thu 1/110:29 pmDEN - PHX
Nonstop2h 00mFrontier
Deal found 12/10$78
This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amPHX - DEN
Nonstop1h 55mFrontier
Tue 1/61:26 pmDEN - PHX
Nonstop2h 05mFrontier
Deal found 12/9$104
This Super.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amPHX - DEN
Nonstop1h 55mFrontier
Thu 1/810:29 pmDEN - PHX
Nonstop2h 00mFrontier
Deal found 12/9$107
This Expedia deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:42 pmPHX - DEN
1 stop6h 36mMultiple Airlines
Thu 1/110:29 pmDEN - PHX
Nonstop2h 00mMultiple Airlines
Deal found 12/9$112
This Frontier deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amPHX - DEN
Nonstop1h 55mFrontier
Wed 12/3110:29 pmDEN - PHX
Nonstop2h 00mFrontier
Deal found 12/11$113
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:26 pmPHX - DEN
1 stop5h 32mFrontier
Thu 1/810:29 pmDEN - PHX
Nonstop2h 00mFrontier
Deal found 12/10$114
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:00 amPHX - DEN
Nonstop1h 55mFrontier
Tue 1/611:02 amDEN - PHX
Nonstop2h 04mFrontier
Deal found 12/8$115
This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:31 amPHX - DEN
Nonstop1h 55mFrontier
Mon 12/2910:37 pmDEN - PHX
1 stop10h 11mFrontier
Deal found 12/9$120

Find flight deals from Tempe to Denver

Keep the following information in mind while searching for Tempe to Denver flight deals. Data was last updated December 12, 2025.

Round-trip from

$67
(Super.com)

One-way from

$34
(CheapOair)

Popular in

June

Cheapest in

February

Average price

$179
From Tempe to Denver Intl
Search Deals
One-way flight from Tempe to Denver Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tempe 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 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Tempe to Denver that are best for you.

Fly from

Tempe

Fly to

Denver

Route

Depart

Return

Price

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 1/17

3:45 pm-11:58 pm

1 stop8h 13m

Denver Intl

Sun 1/18

12:34 pm-7:25 pm

1 stop6h 51m

$136

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 1/14

8:24 am-11:58 pm

1 stop15h 34m

Denver Intl

Sun 1/18

8:04 am-3:03 pm

1 stop6h 59m

$136

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Thu 12/25

3:43 pm-5:39 pm

Nonstop1h 56m

Denver Intl

Tue 12/30

6:15 am-8:21 am

Nonstop2h 06m

$147

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Thu 1/15

3:45 pm-11:58 pm

1 stop8h 13m

Denver Intl

Sun 1/18

8:04 am-3:03 pm

1 stop6h 59m

$156

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 12/20

9:31 am-11:26 am

Nonstop1h 55m

Denver Intl

Tue 1/6

1:26 pm-3:31 pm

Nonstop2h 05m

$163

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 1/6

6:06 am-6:15 pm

2 stops12h 09m

Denver Intl

Sat 1/10

8:04 am-2:00 pm

1 stop5h 56m

$165

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Fri 1/16

3:45 pm-11:58 pm

1 stop8h 13m

Denver Intl

Wed 1/21

12:34 pm-7:25 pm

1 stop6h 51m

$166

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 1/17

3:45 pm-11:58 pm

1 stop8h 13m

Denver Intl

Tue 1/20

12:34 pm-7:25 pm

1 stop6h 51m

$166

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Fri 12/19

6:04 pm-10:39 pm

1 stop4h 35m

Denver Intl

Mon 1/5

10:29 pm-12:29 am

Nonstop2h 00m

$169

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 12/24

12:15 pm-7:13 pm

1 stop6h 58m

Denver Intl

Thu 12/25

6:27 pm-11:55 pm

1 stop5h 28m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 21 results
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Best time to book a flight from Tempe to Denver

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

How far ahead should I book a flight from Tempe to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Tempe to Denver. Price data was last updated on December 5, 2025.

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Tempe 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 Tempe to Denver?

Currently, February is the cheapest month in which you can book a flight from Tempe to Denver (average of $53). Flying from Tempe to Denver in July is currently the most expensive (average of $102). 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 TM9 to DEN?

Find hourly flight availability from Tempe 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 December 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Tempe to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 49% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Tempe to Denver?

Use this chart to determine the cheapest time to fly round-trip from Tempe to Denver. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Tempe to Denver flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Tempe to Denver

Explore weekly flight availability from Tempe 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 December 12, 2025.

The most flights from TM9 to DEN are scheduled on a Thursday (48 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (22 on average).

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 December 12, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Tempe to Denver to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,252 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,252 reviews
Southwest
7.9
Good
4,252 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,252 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,048 reviews
Southwest
7.9
Good
4,252 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,252 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Tempe 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 Tempe?

    Located just 18.5 mi from the city center, Denver Intl is the airport most travelers will use when flying to Denver from Tempe. Booking flights from Tempe to Denver Intl (DEN) should be relatively easy as there are 34 daily inbound flights from Tempe from 4 different airlines.

  • How long is the flight from Tempe to Denver?

    Airlines like Alaska Airlines and Frontier fly from Tempe to Denver in about 1h 56m. The time it takes to get you to your destination can typically vary by up to 6h 17m. There are 601 mi between Tempe and Denver. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Tempe to Denver one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $31. American Airlines flights start at $68 while deals on United Airlines start at $74 one-way.

  • What are the most reliable airlines from Tempe to Denver?

    Before booking your flight to Denver from Tempe, check out the most reliable airlines to get you to your destination on time: Lufthansa (85%), Envoy Air (83%), SkyWest Airlines( 83%).

  • What are the cheapest flights from Tempe to Denver?

    The cheapest flight price from Tempe to Denver is $45. On average you can expect to pay $935. The most popular route, (Phoenix Sky Harbor Intl - Denver Intl), can usually be booked for $63.

  • Can I find deals for flights from Tempe to Denver that include hotel bookings?

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

  • How can I find direct flights from Tempe to Denver?

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

  • Can I find deals for business class flights from Tempe to Denver?

    Yes. Cheapflights offers flight deals from Tempe 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 Tempe to Denver?

    Currently, February is the cheapest month in which you can book a flight from Tempe to Denver (average of $53). Flying from Tempe to Denver in July is currently the most expensive (average of $102). 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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Black Hawk
Thornton
Westminster
Broomfield
Lakewood
Golden
Winter Park
Greeley
Lone Tree
Cripple Creek
Silverthorne
Central City
Frisco
Wheat Ridge
Manitou Springs
Fort Morgan
Brighton
Longmont
Idaho Springs
Parker

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Tempe to Denver

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Top 4 airlines flying from Tempe to Denver

Discover the top 4 airlines that operate flights from Tempe to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$147FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$137Average$222FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$138Average$358FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$153Average$243FlexibilityNo cancel feeOn-time63%

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