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$29+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — TUS
févr. 21 — févr. 281
sam. 2/21
sam. 2/28
1 adult, Economy
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Find cheap flights from Denver to Tucson with Cheapflights

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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 Wednesday or Thursday 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 janvier 22, 2026.

This CheapOair deal was found by Cheapflights users on 1/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/239:00 am
DEN
-
TUS
Nonstop2h 07m
Frontier
ven. 2/2711:52 am
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/21$107
This Frontier deal was found by Cheapflights users on 1/20. 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.
lun. 3/169:15 am
DEN
-
TUS
Nonstop2h 07m
Frontier
dim. 3/222:43 pm
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/20$108
This CheapOair deal was found by Cheapflights users on 1/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/197:00 am
DEN
-
TUS
1 stop5h 25m
Frontier
lun. 2/2311:52 am
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/21$113
This CheapOair deal was found by Cheapflights users on 1/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 2/209:00 am
DEN
-
TUS
Nonstop2h 07m
Frontier
lun. 2/2311:52 am
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/20$118
This Booking.com deal was found by Cheapflights users on 1/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/1810:34 pm
DEN
-
TUS
1 stop20h 13m
Frontier
lun. 2/2311:52 am
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/20$119
This Frontier deal was found by Cheapflights users on 1/19. 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.
lun. 3/169:15 am
DEN
-
TUS
Nonstop2h 07m
Frontier
ven. 3/205:54 pm
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/19$128
This Frontier deal was found by Cheapflights users on 1/19. 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.
jeu. 3/56:00 am
DEN
-
TUS
1 stop10h 57m
Frontier
dim. 3/82:43 pm
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/19$132
This Frontier deal was found by Cheapflights users on 1/20. 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.
lun. 3/169:15 am
DEN
-
TUS
Nonstop2h 07m
Frontier
lun. 3/2311:17 am
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/20$133
This Expedia deal was found by Cheapflights users on 1/21. 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.
jeu. 2/127:00 am
DEN
-
TUS
1 stop9h 57m
Frontier
dim. 2/1512:47 pm
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/21$134
This CheapOair deal was found by Cheapflights users on 1/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/2510:49 pm
DEN
-
TUS
1 stop19h 58m
Frontier
dim. 3/112:47 pm
TUS
-
DEN
Nonstop2h 05m
Frontier
Deal found 1/21$138
This Expedia deal was found by Cheapflights users on 1/21. 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.
dim. 2/89:10 am
DEN
-
TUS
Nonstop2h 07m
Frontier
jeu. 2/121:20 pm
TUS
-
DEN
1 stop10h 16m
Frontier
Deal found 1/21$144
This CheapOair deal was found by Cheapflights users on 1/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 2/229:45 am
DEN
-
TUS
Nonstop2h 07m
Frontier
dim. 3/19:20 pm
TUS
-
DEN
1 stop26h 22m
Frontier
Deal found 1/20$145

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 janvier 22, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$102
(Frontier)

One-way from

$29
(Booking.com)

Popular in

November

Cheapest in

September

Average price

$257

Good round-trip deal

$175 or less

Good one-way deal

$88 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. 4% potential increase in price ($12 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 January 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 janvier 22, 2026.
Use the filters below to find and compare flights from Denver to Tucson that are best for you.

Fly from

Denver

Fly to

Tucson

Route

Depart

Return

Price

DenverTucson

DEN - TUS

DENTUS

Denver Intl

lun. 2/23

9:00 am-11:07 am

Nonstop2h 07m

Tucson

ven. 2/27

11:52 am-1:57 pm

Nonstop2h 05m

$107

DenverTucson

DEN - TUS

DENTUS

Denver Intl

ven. 3/20

3:37 pm-4:44 pm

Nonstop2h 07m

Tucson

lun. 3/23

11:17 am-2:22 pm

Nonstop2h 05m

$158

DenverTucson

DEN - TUS

DENTUS

Denver Intl

lun. 3/9

7:52 pm-10:59 pm

1 stop28h 07m

Tucson

ven. 3/13

5:29 pm-8:34 pm

Nonstop2h 05m

$172

DenverTucson

DEN - TUS

DENTUS

Denver Intl

ven. 2/20

9:00 am-11:07 am

Nonstop2h 07m

Tucson

dim. 2/22

12:47 pm-2:52 pm

Nonstop2h 05m

$190

DenverTucson

DEN - TUS

DENTUS

Denver Intl

sam. 3/7

5:30 am-11:22 am

1 stop5h 52m

Tucson

mer. 3/11

5:04 pm-10:30 pm

1 stop4h 26m

$197

DenverTucson

DEN - TUS

DENTUS

Denver Intl

ven. 2/20

9:55 pm-12:10 am

Nonstop2h 15m

Tucson

mer. 2/25

12:05 pm-6:00 pm

1 stop5h 55m

$207

DenverTucson

DEN - TUS

DENTUS

Denver Intl

lun. 3/2

3:59 pm-10:30 pm

1 stop6h 31m

Tucson

jeu. 3/5

8:05 am-3:02 pm

1 stop6h 57m

$207

DenverTucson

DEN - TUS

DENTUS

Denver Intl

ven. 3/6

6:20 pm-10:30 pm

1 stop4h 10m

Tucson

mar. 3/10

5:04 pm-10:30 pm

1 stop4h 26m

$207

DenverTucson

DEN - TUS

DENTUS

Denver Intl

mer. 2/11

7:45 am-10:00 am

Nonstop2h 15m

Tucson

mar. 2/17

5:32 pm-7:30 pm

Nonstop1h 58m

$217

DenverTucson

DEN - TUS

DENTUS

Denver Intl

mer. 3/11

7:45 am-9:01 am

Nonstop2h 16m

Tucson

ven. 3/13

7:29 am-10:35 am

Nonstop2h 06m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 23 results
1
2
3

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Denver-Tucson flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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 January 16, 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 janvier 22, 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 in the afternoon.

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 January 17, 2026.

Travelers seeking maximum savings on their Denver to Tucson flight should consider departing on Wednesday mornings 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.

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 janvier 22, 2026.
See what other customers who have flown with Southwest, United Airlines, and Frontier 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
4,266 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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
9,191 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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
5.7
Fair
3,057 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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 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 2h 00m for a nonstop flight. There are 14 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 7 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 07m. Fly via Frontier or Delta to get the fastest option. The distance from Denver to Tucson is about 639 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Cheapflights users have booked flights from Denver to Tucson round-trip from $48. Other airlines that can offer you cheap pricing are United Airlines, from $136, and Southwest, from $177. You may be able to fly from Denver to Tucson for 80% less than the average price by searching for these airlines.

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

    $31 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 $113, respectively.

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

    Consider Air Canada (80%), Frontier (78%) or Lufthansa (77%) 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 $227 for a flight from Denver to Tucson. The cheapest flight overall is $48 while the most popular route, (Denver Intl - Tucson) is currently priced at $130.

  • 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

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Alternative routes for Denver to Tucson

See prices for flight routes from nearby airports that may be better suited for you.
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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 janvier 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$128FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$136Average$291FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$177Average$293FlexibilityNo cancel feeOn-time63%

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