HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tucson

$64+ Cheap flights from Denver to Tucson (DEN - TUS)

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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — TUS
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Tucson with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Denver Intl to Tucson are usually found in September or August, booked 78 days in advance, depart on a Thursday or Wednesday and return on a Thursday

Cheap flight deals from Denver to Tucson

Cheapest flights from Denver to Tucson
Explore the most affordable flight options available from Denver to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

This Super.com deal was found by Cheapflights users on 3/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:15 am
DEN
-
TUS
Nonstop2h 07m
Frontier
Mon 4/611:53 am
TUS
-
DEN
Nonstop2h 07m
Frontier
Deal found 3/11$154
This Frontier deal was found by Cheapflights users on 3/9. 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.
Mon 4/69:48 am
DEN
-
TUS
Nonstop2h 10m
Frontier
Fri 4/1012:08 pm
TUS
-
DEN
Nonstop2h 07m
Frontier
Deal found 3/9$157
This Frontier deal was found by Cheapflights users on 3/8. 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.
Fri 3/203:37 pm
DEN
-
TUS
Nonstop2h 07m
Frontier
Mon 3/2311:17 am
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 3/8$158
This Frontier deal was found by Cheapflights users on 3/9. 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.
Mon 3/309:15 am
DEN
-
TUS
Nonstop2h 07m
Frontier
Fri 4/312:08 pm
TUS
-
DEN
Nonstop2h 03m
Frontier
Deal found 3/9$159
This Frontier deal was found by Cheapflights users on 3/9. 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.
Fri 4/106:15 am
DEN
-
TUS
1 stop7h 13m
Frontier
Mon 4/131:23 pm
TUS
-
DEN
1 stop9h 57m
Frontier
Deal found 3/9$160
This Frontier deal was found by Cheapflights users on 3/9. 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.
Sun 3/2212:41 pm
DEN
-
TUS
Nonstop2h 07m
Frontier
Mon 3/2311:17 am
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 3/9$163

Find flight deals from Denver to Tucson

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Tucson (TUS). 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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$154
(Super.com)

One-way from

$64
(Frontier)

Popular in

November

Cheapest in

September

Average price

$247

Good round-trip deal

$198 or less

Good one-way deal

$113 or less
Provider with most accurate pricing for Denver Intl-Tucson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Tucson flights.
Search Deals
From Denver Intl to Tucson
Search Deals
One-way flight from Denver Intl to Tucson
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Denver Intl to Tucson.
Search Deals
Price to beat on a one-way flight from Denver Intl to Tucson.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Tucson 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 March 12, 2026.
Use the filters below to find and compare flights from Denver to Tucson that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Thu 4/9

7:45 am-8:57 am

Nonstop2h 12m

Tucson

Tue 4/14

7:15 am-10:26 am

Nonstop2h 11m

$256

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Thu 4/9

6:05 pm-7:20 pm

Nonstop2h 15m

Tucson

Thu 4/16

7:00 pm-12:25 am

1 stop4h 25m

$264

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Sat 4/4

3:55 pm-5:14 pm

Nonstop2h 19m

Tucson

Sat 4/11

4:25 pm-7:36 pm

Nonstop2h 11m

$271
Quickest round-trip

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Tue 3/31

3:55 pm-5:14 pm

Nonstop2h 19m

Tucson

Sat 4/4

6:00 am-8:55 am

Nonstop1h 55m

$271

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Sat 5/16

1:45 pm-3:04 pm

Nonstop2h 19m

Tucson

Tue 5/19

4:15 pm-7:26 pm

Nonstop2h 11m

$273

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Sat 5/16

2:25 pm-5:40 pm

1 stop4h 15m

Tucson

Mon 5/18

7:00 pm-12:25 am

1 stop4h 25m

$291

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Sat 4/4

5:20 am-10:45 am

1 stop6h 25m

Tucson

Thu 4/16

5:05 am-11:05 am

1 stop5h 00m

$291

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Tue 3/31

7:35 am-11:05 am

1 stop4h 30m

Tucson

Sat 4/4

5:00 am-1:40 pm

2 stops7h 40m

$296

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Mon 5/25

6:00 am-9:00 am

1 stop4h 00m

Tucson

Thu 5/28

11:55 am-2:55 pm

Nonstop2h 00m

$301

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Tue 5/19

9:25 am-10:25 am

Nonstop2h 00m

Tucson

Thu 5/21

5:35 am-3:35 pm

2 stops9h 00m

$308

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Denver to Tucson

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Tucson in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Tucson flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Tucson flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Tucson flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Tucson flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Tucson flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Tucson

Have a flexible travel schedule? Discover the best time to fly to Tucson from Denver 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 Denver to Tucson

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Tucson. Price data was last updated on March 6, 2026.

The price you pay for your flight from Denver to Tucson may vary depending on when you book. For the best chance of a lower fare, look to book 78 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Denver to Tucson?

Currently, May is the cheapest month in which you can book a flight from Denver to Tucson (average of $49). Flying from Denver to Tucson in July is currently the most expensive (average of $117). 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 DEN to TUS?

Find hourly flight availability from Denver to Tucson. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 12, 2026.

When flying from Denver to Tucson, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 33% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Denver to Tucson. Price data was last updated on February 21, 2026.

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

Reviews of airlines servicing Tucson

Get insights into the airlines that provide service to Tucson. 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 Tucson. Reviews last updated March 12, 2026.
See what other customers who have flown with Southwest,United Airlines, andFrontier from Denver to Tucson have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,319 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Southwest
8.0
Very good
4,319 reviews
Southwest
8.0
Very good
4,319 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
United Airlines
7.4
Good
9,418 reviews
Southwest
8.0
Very good
4,319 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Frontier
5.7
Fair
3,031 reviews
Southwest
8.0
Very good
4,319 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Related info for your journey

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

  • What airports do I use to fly from Denver to Tucson?

    If you book a flight from Denver to Tucson, you will be flying from Denver Intl to Tucson. Flights to Tucson (TUS) from Denver Intl (DEN) take 1h 55m for a nonstop flight. There are 13 flights from Denver Intl to Tucson per day from 3 airlines.

  • How popular is this Denver to Tucson flight route?

    This flight path from Denver Intl to Tucson was viewed by 8 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Denver to Tucson?

    There are many flights that can get you from Denver to Tucson in 2h 12m. Fly via United Airlines or Southwest to get the fastest option. The distance from Denver to Tucson is about 639 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Denver to Tucson round-trip?

    Cheapflights users have booked flights from Denver to Tucson round-trip from $54. Other airlines that can offer you cheap pricing are United Airlines, from $143, and Southwest, from $197. You may be able to fly from Denver to Tucson for 78% less than the average price by searching for these airlines.

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

    $52 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $106 and $116, respectively.

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

    Consider Volaris (88%), United Airlines (85%) or SkyWest Airlines (84%) when booking your flight. These represent the most reliable airlines when flying from Denver to Tucson.

  • What are the cheapest flights from Denver to Tucson?

    On average you can expect to pay $231 for a flight from Denver to Tucson. The cheapest flight overall is $74 while the most popular route, (Denver Intl - Tucson) is currently priced at $207.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Denver to Tucson (average of $49). Flying from Denver to Tucson in July is currently the most expensive (average of $117). 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 Tucson?

Book flights to Tucson if you plan to visit one of these locations
Sierra Vista
Green Valley

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Denver to Tucson

Discover the top 3 airlines that operate flights from Denver to Tucson. 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 March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$138FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$143Average$296FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$197Average$301FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights