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

Delta and United Airlines are the most popular carriers operating from Tucson to Denver Intl

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

60 flights are operational weekly from Tucson to Denver as of September 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.

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

As of September 2026, there are 8 flights per day flying from Tucson to Denver. The most common time of day flights depart is 9:00, with 44% of flights taking off at midday.

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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents required for your trip to Denver Intl 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 licence, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

R1 770 Cheap Flights from Tucson to Denver in 2026/27

Find the cheapest flights from Tucson to Denver

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

5:15 - 8:12TUS Tucson-DEN Denver Intl

1h 57mdirect

19:20 - 20:25DEN Denver Intl-TUS Tucson

2h 05mdirect

R3 540United Airlines

Wed, Oct 21 - Wed, Oct 21

17:15 - 0:50TUS Tucson-DEN Denver Intl

6h 35m1 stop Phoenix Sky Harbor Intl

20:55 - 22:00DEN Denver Intl-TUS Tucson

2h 05mdirect

R3 686Southwest

Mon, Oct 19 - Mon, Oct 26

9:25 - 12:20TUS Tucson-DEN Denver Intl

1h 55mdirect

10:15 - 16:50DEN Denver Intl-TUS Tucson

7h 35m2 stops San Diego Las Vegas Harry Reid Intl

R3 768Southwest

Sat, Oct 24 - Tue, Oct 27

18:05 - 1:40TUS Tucson-DEN Denver Intl

6h 35m1 stop Las Vegas Harry Reid Intl

17:25 - 23:15DEN Denver Intl-TUS Tucson

6h 50m1 stop Las Vegas Harry Reid Intl

R3 849Southwest

Mon, Oct 19 - Mon, Oct 26

17:00 - 21:35TUS Tucson-DEN Denver Intl

3h 35m1 stop Phoenix Sky Harbor Intl

10:15 - 16:50DEN Denver Intl-TUS Tucson

7h 35m2 stops San Diego Las Vegas Harry Reid Intl

R3 930Southwest

Sat, Oct 24 - Tue, Oct 27

6:30 - 8:27TUS Tucson-DEN Denver Intl

1h 57mdirect

13:25 - 15:37DEN Denver Intl-TUS Tucson

2h 12mdirect

R3 946United Airlines

Thu, Nov 26 - Tue, Dec 1

5:40 - 14:00TUS Tucson-DEN Denver Intl

7h 20m2 stops Las Vegas Harry Reid Intl Palm Springs

15:10 - 21:55DEN Denver Intl-TUS Tucson

6h 45m2 stops Reno Las Vegas Harry Reid Intl

R4 011Southwest

Tue, Oct 27 - Tue, Nov 10

14:05 - 21:55TUS Tucson-DEN Denver Intl

6h 50m1 stop Las Vegas Harry Reid Intl

10:30 - 20:30DEN Denver Intl-TUS Tucson

11h 00m2 stops Oakland Los Angeles Los Angeles

R4 028Southwest

Wed, Oct 21 - Wed, Oct 28

11:30 - 13:25TUS Tucson-DEN Denver Intl

1h 55mdirect

20:30 - 22:30DEN Denver Intl-TUS Tucson

2h 00mdirect

R4 125Southwest

Tue, Jan 5 - Thu, Jan 7

15:00 - 18:00TUS Tucson-DEN Denver Intl

2h 00mdirect

17:00 - 18:00DEN Denver Intl-TUS Tucson

2h 00mdirect

R4 157Southwest

Fri, Oct 16 - Mon, Oct 19

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:25 - 10:15TUS Tucson-DEN Denver Intl

1h 50mdirect

20:55 - 21:55DEN Denver Intl-TUS Tucson

2h 00mdirect

R7 941Southwest

Fri, Sep 25 - Fri, Oct 2

6:10 - 13:30TUS Tucson-DEN Denver Intl

6h 20m1 stop San Diego

20:55 - 21:55DEN Denver Intl-TUS Tucson

2h 00mdirect

R8 104Southwest

Fri, Sep 25 - Fri, Oct 2

5:35 - 11:45TUS Tucson-DEN Denver Intl

5h 10m2 stops Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl

20:55 - 21:55DEN Denver Intl-TUS Tucson

2h 00mdirect

R8 120Southwest

Fri, Sep 25 - Fri, Oct 2

5:35 - 11:45TUS Tucson-DEN Denver Intl

5h 10m2 stops Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl

17:25 - 23:10DEN Denver Intl-TUS Tucson

6h 45m1 stop Las Vegas Harry Reid Intl

R9 777Southwest

Fri, Sep 25 - Fri, Oct 2

5:35 - 11:45TUS Tucson-DEN Denver Intl

5h 10m2 stops Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl

13:25 - 19:25DEN Denver Intl-TUS Tucson

7h 00m2 stops Fresno Airterminal Las Vegas Harry Reid Intl

R9 858Southwest

Fri, Sep 25 - Fri, Oct 2

5:15 - 8:12TUS Tucson-DEN Denver Intl

1h 57mdirect

11:29 - 12:34DEN Denver Intl-TUS Tucson

2h 05mdirect

R10 962United Airlines

Fri, Sep 25 - Sun, Sep 27

13:40 - 16:43TUS Tucson-DEN Denver Intl

2h 03mdirect

5:00 - 12:24DEN Denver Intl-TUS Tucson

8h 24m1 stop San Francisco

R11 124United Airlines

Fri, Sep 25 - Sun, Sep 27

5:35 - 11:45TUS Tucson-DEN Denver Intl

5h 10m2 stops Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl

8:50 - 9:45DEN Denver Intl-TUS Tucson

1h 55mdirect

R11 141Southwest

Fri, Sep 25 - Sun, Sep 27

11:16 - 17:02TUS Tucson-DEN Denver Intl

4h 46m1 stop Salt Lake City

5:30 - 10:30DEN Denver Intl-TUS Tucson

6h 00m1 stop Salt Lake City

R11 287Delta

Fri, Sep 25 - Sun, Sep 27

5:35 - 11:45TUS Tucson-DEN Denver Intl

5h 10m2 stops Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl

9:45 - 16:30DEN Denver Intl-TUS Tucson

7h 45m1 stop San Diego

R11 303Southwest

Fri, Sep 25 - Sun, Sep 27

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United Airlines flights from Tucson to Denver

Our best United Airlines deals on Tucson to Denver flight tickets

United Airlines

Oct 21

TUS5:15Tucson

1h 57m

DEN8:12Denver Intl

Oct 21

DEN19:20Denver Intl

2h 05m

TUS20:25Tucson

R3 540

United Airlines

Nov 26

TUS6:30Tucson

1h 57m

DEN8:27Denver Intl

Dec 1

DEN13:25Denver Intl

2h 12m

TUS15:37Tucson

R3 946

United Airlines

Oct 9

TUS5:15Tucson

1h 57m

DEN8:12Denver Intl

Oct 13

DEN19:20Denver Intl

2h 05m

TUS20:25Tucson

R4 239

Delta flights from Tucson to Denver

Our best Delta deals on Tucson to Denver flight tickets

Delta

Oct 24

TUS6:40Tucson

10h 29m

1 stop

DEN18:09Denver Intl

Oct 28

DEN5:25Denver Intl

5h 59m

1 stop

TUS10:24Tucson

R4 612

Delta

Oct 1

TUS11:16Tucson

4h 46m

1 stop

DEN17:02Denver Intl

Oct 27

DEN5:25Denver Intl

5h 59m

1 stop

TUS10:24Tucson

R8 217

Delta

Oct 5

TUS16:31Tucson

5h 10m

1 stop

DEN22:41Denver Intl

Oct 6

DEN5:25Denver Intl

5h 59m

1 stop

TUS10:24Tucson

R8 234

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Wed 21/10

5:15-8:12

Nonstop1h 57m

Denver Intl

Wed 21/10

19:20-20:25

Nonstop2h 05m

R3 540

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Mon 19/10

17:15-0:50

1 stop6h 35m

Denver Intl

Mon 26/10

20:55-22:00

Nonstop2h 05m

R3 686

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Sat 24/10

9:25-12:20

Nonstop1h 55m

Denver Intl

Tue 27/10

10:15-16:50

2 stops7h 35m

R3 768

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Mon 19/10

18:05-1:40

1 stop6h 35m

Denver Intl

Mon 26/10

17:25-23:15

1 stop6h 50m

R3 849

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Sat 24/10

17:00-21:35

1 stop3h 35m

Denver Intl

Tue 27/10

10:15-16:50

2 stops7h 35m

R3 930

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Thu 26/11

6:30-8:27

Nonstop1h 57m

Denver Intl

Tue 1/12

13:25-15:37

Nonstop2h 12m

R3 946

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Tue 27/10

5:40-14:00

2 stops7h 20m

Denver Intl

Tue 10/11

15:10-21:55

2 stops6h 45m

R4 011

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Wed 21/10

14:05-21:55

1 stop6h 50m

Denver Intl

Wed 28/10

10:30-20:30

2 stops11h 00m

R4 028

Fastest return journey

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Tue 5/1

11:30-13:25

Nonstop1h 55m

Denver Intl

Thu 7/1

20:30-22:30

Nonstop2h 00m

R4 125

TucsonDenver

TUS Tucson - DEN Denver Intl

TUSDEN

Tucson

Fri 16/10

15:00-18:00

Nonstop2h 00m

Denver Intl

Mon 19/10

17:00-18:00

Nonstop2h 00m

R4 157

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Tucson to Denver

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 typical price of a round-trip flight between Tucson and Denver?

Prices are currently low for flights on this route.

Typical prices usually range from R3 963 to R5 887.
The lowest price recently found on this route was R3 540.

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Tucson is in February. Flight prices, which tend to average around R3 297, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in February, then you should wait until October to fly from Tucson, when ticket prices are also cheap, with an average price of R4 174.

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

You are more likely to see cheaper flights to Denver from Tucson when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around R5 022 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Tucson for as low as R4 125 on momondo.

How have Tucson to Denver flight prices changed over time?

As of September 2026, prices for Tucson to Denver flights are approximately 41% cheaper when compared to flights at the same time last year.

When to book flights from Tucson to Denver

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

Estimated return price

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

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

Best price found	R1 770
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Tucson in the past 72 hours is R1 770. The best return flight deal from Tucson to Denver found on momondo in the last 72 hours is R3 540.

Direct flights go from Tucson to Denver every day.

There is 1 airport in Denver. From Tucson there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Tucson to Denver

How far is Tucson to Denver Intl by plane?
Denver Intl is 992,8 km away from Tucson.
When did momondo last update prices for flights from Tucson Airport to Denver Intl Airport?
Prices for flights from Tucson Airport to Denver Intl Airport are updated daily.
How old do you have to be to fly from Tucson Airport to Denver Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents required for your trip to Denver Intl 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 licence, and a passport valid for six-months after you plan to arrive at Denver Intl 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 Tucson to Denver?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Tucson to Denver is Airbus A319 (20,55% of total bookings). The next most popular plane models are Boeing 737-800 (17,55%), Boeing 737 MAX 8 (17,32%), and Boeing 737-800 Passenger/BBJ2 (winglets) (12,01%).

Estes Park

Black Hawk

Manitou Springs

Why use momondo?

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

Finding the right flight to Denver from Tucson is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Denver quick and easy, saving you time and money.

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

Yes. All flights to Denver from Tucson on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Denver from Tucson. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Tucson to Denver now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Denver and let you know when they change.