What airlines fly to Tucson?

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to Tucson from Denver according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Tucson. Keep in mind that there are 6 different airlines that fly to Tucson on a routine basis, so you have a few additional options to choose from.

How many flights depart from Denver to Tucson on average per day?

The number of flights available between Denver and Tucson is 14 per day as of December 2025. The most frequent departure time is 7:00AM, with 40% of daily flights leaving at noon.

What is the cheapest airline that flies from Denver Intl to Tucson?

United Airlines is the most popular carrier operating from Denver Intl to Tucson

How many flights depart from Denver to Tucson on average per week?

As of December 2025, there are 103 flights per week flying from Denver to Tucson. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

When did momondo last update prices for flights from Denver Intl Airport to Tucson Airport?

Prices for flights from Denver Intl Airport to Tucson Airport are updated daily.

How many operators does momondo search for flights from Denver Intl Airport to Tucson Airport?

There are 4 operators available for flights from Denver Intl Airport to Tucson Airport as of December 2025.

How old do you have to be to fly from Denver Intl Airport to Tucson 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 Tucson Airport.

What documentation or ID do you need to fly to Tucson Airport?

The travel and health documents required for your trip to Tucson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Tucson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$29 Cheap Flights from Denver to Tucson in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:10 am - 11:17 am

DEN

TUS

2h 07mnonstop

12:12 pm - 2:17 pm

TUS

DEN

2h 05mnonstop

$87Frontier

Fri, Feb 6 - Sun, Feb 8

9:10 am - 11:17 am

DEN

TUS

2h 07mnonstop

12:12 pm - 2:17 pm

TUS

DEN

2h 05mnonstop

$89Frontier

Fri, Feb 6 - Sun, Feb 8

9:10 am - 11:17 am

DEN

TUS

2h 07mnonstop

12:12 pm - 2:17 pm

TUS

DEN

2h 05mnonstop

$90Frontier

Fri, Feb 6 - Sun, Feb 8

11:55 am - 8:54 pm

DEN

TUS

8h 59m1 stop

1:43 pm - 3:43 pm

TUS

DEN

2h 00mnonstop

$93Frontier

Thu, Feb 19 - Sun, Feb 22

10:30 am - 12:37 pm

DEN

TUS

2h 07mnonstop

8:50 pm - 10:32 am

TUS

DEN

13h 42m1 stop

$94Frontier

Mon, Jan 19 - Fri, Jan 23

3:46 pm - 8:54 pm

DEN

TUS

5h 08m1 stop

12:12 pm - 2:17 pm

TUS

DEN

2h 05mnonstop

$111Frontier

Thu, Feb 5 - Sun, Feb 8

9:52 am - 11:55 am

DEN

TUS

2h 03mnonstop

12:50 pm - 2:50 pm

TUS

DEN

2h 00mnonstop

$118Frontier

Mon, Dec 22 - Mon, Jan 5

7:00 am - 9:03 am

DEN

TUS

2h 03mnonstop

7:00 am - 10:00 am

TUS

DEN

2h 00mnonstop

$120Frontier

Fri, Mar 6 - Sun, Mar 8

7:00 am - 9:03 am

DEN

TUS

2h 03mnonstop

7:00 am - 10:00 am

TUS

DEN

2h 00mnonstop

$122Frontier

Fri, Mar 6 - Mon, Mar 9

9:10 am - 11:17 am

DEN

TUS

2h 07mnonstop

10:28 am - 9:49 pm

TUS

DEN

11h 21m1 stop

$123Frontier

Fri, Feb 6 - Sun, Feb 8

Frontier flights from Denver to Tucson

Our best Frontier deals on Denver to Tucson flight tickets

Frontier

Feb 6

DEN9:10 amDenver Intl

2h 07m

TUS11:17 amTucson

Feb 8

TUS12:12 pmTucson

2h 05m

DEN2:17 pmDenver Intl

$87

Find similar

Frontier

Feb 6

DEN9:10 amDenver Intl

2h 07m

TUS11:17 amTucson

Feb 8

TUS12:12 pmTucson

2h 05m

DEN2:17 pmDenver Intl

$90

Find similar

Frontier

Jan 25

DEN7:10 amDenver Intl

9h 24m

1 stop

TUS4:34 pmTucson

Jan 30

TUS12:12 pmTucson

2h 05m

DEN2:17 pmDenver Intl

$93

Find similar

United Airlines flights from Denver to Tucson

Our best United Airlines deals on Denver to Tucson flight tickets

United Airlines

Jan 28

DEN1:35 pmDenver Intl

2h 05m

TUS3:40 pmTucson

Feb 3

TUS6:30 amTucson

1h 59m

DEN8:29 amDenver Intl

$127

Find similar

United Airlines

Jan 9

DEN7:18 pmDenver Intl

2h 08m

TUS9:26 pmTucson

Jan 11

TUS6:30 amTucson

1h 59m

DEN8:29 amDenver Intl

$163

Find similar

United Airlines

Dec 17

DEN6:00 amDenver Intl

5h 38m

1 stop

TUS11:38 amTucson

Dec 18

TUS6:40 amTucson

2h 04m

DEN8:44 amDenver Intl

$427

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Fri 2/6

9:10 am-11:17 am

Nonstop2h 07m

Tucson

Sun 2/8

12:12 pm-2:17 pm

Nonstop2h 05m

$87

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Fri 2/6

9:10 am-11:17 am

Nonstop2h 07m

Tucson

Sun 2/8

12:12 pm-2:17 pm

Nonstop2h 05m

$89

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Fri 2/6

9:10 am-11:17 am

Nonstop2h 07m

Tucson

Sun 2/8

12:12 pm-2:17 pm

Nonstop2h 05m

$90

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Thu 2/19

11:55 am-8:54 pm

1 stop8h 59m

Tucson

Sun 2/22

1:43 pm-3:43 pm

Nonstop2h 00m

$93

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Mon 1/19

10:30 am-12:37 pm

Nonstop2h 07m

Tucson

Fri 1/23

8:50 pm-10:32 am

1 stop13h 42m

$94

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Thu 2/5

3:46 pm-8:54 pm

1 stop5h 08m

Tucson

Sun 2/8

12:12 pm-2:17 pm

Nonstop2h 05m

$111

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Mon 12/22

9:52 am-11:55 am

Nonstop2h 03m

Tucson

Mon 1/5

12:50 pm-2:50 pm

Nonstop2h 00m

$118

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Fri 3/6

7:00 am-9:03 am

Nonstop2h 03m

Tucson

Sun 3/8

7:00 am-10:00 am

Nonstop2h 00m

$120

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Fri 3/6

7:00 am-9:03 am

Nonstop2h 03m

Tucson

Mon 3/9

7:00 am-10:00 am

Nonstop2h 00m

$122

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Fri 2/6

9:10 am-11:17 am

Nonstop2h 07m

Tucson

Sun 2/8

10:28 am-9:49 pm

1 stop11h 21m

$123

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to Tucson

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

Prices

Airlines

Other information

What is the cheapest month to fly to Tucson?

In general, September is the cheapest month to fly from Denver to Tucson. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $158. If you don’t want to visit Tucson in September, then you should wait until April to fly from Denver, when ticket prices are also cheap, with an average price of $217.

What is the cheapest day to depart on your flight to Tucson?

According to our data, Wednesday is the cheapest day to fly to Tucson from Denver. The lowest ticket price found for a Wednesday departure recently was $226. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Denver to Tucson for around $291.

What is the cheapest time of day to depart on your flight to Tucson?

In the morning is the cheapest time of day to fly from Denver to Tucson when you can find flight prices for as low as $226. Flying to Tucson in the morning is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $321.

What is the cheapest Denver Intl to Tucson flight route?

Fly from Denver Intl to Tucson for the best Denver Intl - Tucson flight prices

How far in advance should I book a flight to Tucson?

You are more likely to see cheaper flights to Tucson from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Tucson for around $260 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tucson from Denver for as low as $203 on momondo.

What cabin class options are available on Denver Intl to Tucson flights?

There are 4 cabin classes available to choose from on Denver Intl to Tucson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Denver to Tucson flight prices changed over time?

As of December 2025, prices for Denver to Tucson flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from Denver to Tucson

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Tucson according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Denver to Tucson (DEN to TUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Tucson

Best Price Found	$136
Fastest flight time	2h 00m
Direct flights	Every day
Airports in Tucson	1 airport

The best one-way flight to Tucson from Denver in the past 72 hours is $136. The best round-trip flight deal from Denver to Tucson found on momondo in the last 72 hours is $141.

The fastest flight from Denver to Tucson takes 2h 00m

Direct flights go from Denver to Tucson every day.

There is 1 airport near Tucson: Tucson (TUS)

Search flight deals

How far is Denver Intl to Tucson by plane?
Tucson is 616.9 mi away from Denver Intl. Typically, this will take 2h 03m by plane in normal conditions.
When did momondo last update prices for flights from Denver Intl Airport to Tucson Airport?
Prices for flights from Denver Intl Airport to Tucson Airport are updated daily.
How many operators does momondo search for flights from Denver Intl Airport to Tucson Airport?
There are 4 operators available for flights from Denver Intl Airport to Tucson Airport as of December 2025.
How old do you have to be to fly from Denver Intl Airport to Tucson 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 Tucson Airport.
What documentation or ID do you need to fly to Tucson Airport?
The travel and health documents required for your trip to Tucson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Tucson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Denver to Tucson?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denver to Tucson is Boeing 737-800 (16.80% of total bookings). The next most popular plane models are Embraer 175 (Enhanced Winglets) (15.82%), Boeing 737-800 Passenger/BBJ2 (winglets) (13.89%), and Airbus A319 (12.85%).
What is the most popular airline from Denver to Tucson?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Denver to Tucson is United Airlines (44% of total bookings). The next most popular airlines are Frontier (27%), Southwest (27%), and American Airlines (2%).

Best airlines flying from Denver to Tucson

Compare and see reviews for airlines that fly from Denver to Tucson with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $48	Free Cancellation	Rating 5.8 3,090 reviews	Search Frontier flights
United Airlines	PriceFrom $146	Free Cancellation	Rating 7.4 9,065 reviews	Search United Airlines flights
Southwest	PriceFrom $181	Free Cancellation	Rating 8.0 4,250 reviews	Search Southwest flights
American Airlines	PriceFrom $196	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights

Southwest Flights From Denver to Tucson
Southwest is one of the most popular airlines flying from Denver to Tucson, operating 15 flights/week on average for this route. A good Southwest flight deal for Denver to Tucson starts from $181 round-trip, up to an average price of $291. Our users have rated Southwest at 8.0/10.
United Airlines Flights From Denver to Tucson
United Airlines is also a popular choice for this route. United Airlines flight deals for Denver to Tucson start from as low as $146 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $299. United Airlines operates 32 flights to Tucson from Denver in an average week. Users have rated it 7.4/10 across 9,065 reviews.

Tombstone

Bisbee

Sierra Vista

Oro Valley

Green Valley

Douglas

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Tucson?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Denver to Tucson. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Denver to Tucson with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Tucson from Denver with this policy.

How can momondo help me find flights from Denver to Tucson?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Tucson from Denver.

I’m not ready to book a flight from Denver to Tucson right now. Can momondo alert me if prices change?

Price alerts on flights to Tucson from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.