HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tucson

$105+ Cheap flights from Colorado to Tucson (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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — TUS
Aug 10 — Aug 171
Mon 8/10
Mon 8/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado 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.

Cheap flight deals from Colorado to Tucson

Cheapest flights from Colorado to Tucson
Explore the most affordable flight options available from Colorado to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2026.

This Travelocity deal was found by Cheapflights users on 7/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/81:28 pm
DEN
-
TUS
Nonstop2h 02m
Frontier
Tue 10/133:25 pm
TUS
-
DEN
Nonstop2h 02m
Frontier
Deal found 7/9$205
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:00 pm
DEN
-
TUS
Nonstop2h 03m
United Airlines
Mon 9/149:15 am
TUS
-
DEN
Nonstop1h 58m
United Airlines
Deal found 7/9$209
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:00 am
DEN
-
TUS
Nonstop1h 55m
Southwest
Thu 8/2711:40 am
TUS
-
DEN
Nonstop1h 50m
Southwest
Deal found 7/7$210
This Southwest deal was found by Cheapflights users on 7/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:55 pm
DEN
-
TUS
Nonstop2h 00m
Southwest
Mon 8/172:00 pm
TUS
-
DEN
Nonstop1h 55m
Southwest
Deal found 7/10$216
This Southwest deal was found by Cheapflights users on 7/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:05 pm
DEN
-
TUS
Nonstop2h 05m
Southwest
Fri 9/112:00 pm
TUS
-
DEN
Nonstop1h 55m
Southwest
Deal found 7/9$219
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:55 pm
DEN
-
TUS
Nonstop2h 00m
Southwest
Wed 8/1210:35 am
TUS
-
DEN
1 stop6h 45m
Southwest
Deal found 7/6$221
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:55 pm
DEN
-
TUS
Nonstop2h 00m
Southwest
Thu 8/1311:40 am
TUS
-
DEN
Nonstop1h 50m
Southwest
Deal found 7/7$223
This Southwest deal was found by Cheapflights users on 7/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:05 pm
DEN
-
TUS
2 stops6h 50m
Southwest
Mon 11/99:25 am
TUS
-
DEN
Nonstop1h 55m
Southwest
Deal found 7/10$224
This Southwest deal was found by Cheapflights users on 7/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:15 am
DEN
-
TUS
Nonstop2h 00m
Southwest
Mon 8/175:35 am
TUS
-
DEN
2 stops5h 10m
Southwest
Deal found 7/9$227
This Southwest deal was found by Cheapflights users on 7/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:40 pm
COS
-
TUS
1 stop3h 55m
Southwest
Tue 8/115:35 am
TUS
-
COS
1 stop6h 00m
Southwest
Deal found 7/10$231
This Southwest deal was found by Cheapflights users on 7/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:50 pm
COS
-
TUS
2 stops6h 35m
Southwest
Sat 8/155:20 am
TUS
-
COS
1 stop5h 50m
Southwest
Deal found 7/11$236
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:45 pm
COS
-
TUS
1 stop4h 40m
Southwest
Tue 8/115:35 am
TUS
-
COS
1 stop6h 00m
Southwest
Deal found 7/7$237

Find flight deals from Colorado to Tucson

Keep the following information in mind while searching for Colorado to Tucson flight deals. Data was last updated July 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$205
(Travelocity)

One-way from

$105
(United Airlines)

Popular in

May

Cheapest in

September

Average price

$341

Good round-trip deal

$351 or less

Good one-way deal

$138 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 Colorado to Tucson
Search Deals
One-way flight from Colorado to Tucson
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Colorado to Tucson.
Search Deals
Price to beat on a one-way flight from Colorado to Tucson.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 July 11, 2026.
Use the filters below to find and compare flights from Colorado to Tucson that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Tue 9/8

7:25 pm-8:30 pm

Nonstop2h 05m

Tucson

Thu 9/10

9:15 am-12:13 pm

Nonstop1h 58m

$209

Colorado SpringsTucson

COS - TUS

COSTUS

Colorado Springs

Mon 9/14

2:15 pm-8:45 pm

1 stop7h 30m

Tucson

Wed 9/16

5:35 am-12:35 pm

1 stop6h 00m

$231

Colorado SpringsTucson

COS - TUS

COSTUS

Colorado Springs

Sat 10/24

12:10 pm-3:00 pm

1 stop3h 50m

Tucson

Wed 10/28

10:25 am-3:35 pm

1 stop4h 10m

$231

Colorado SpringsTucson

COS - TUS

COSTUS

Colorado Springs

Tue 8/4

5:40 pm-8:35 pm

1 stop3h 55m

Tucson

Tue 8/11

5:35 am-12:35 pm

1 stop6h 00m

$231

Colorado SpringsTucson

COS - TUS

COSTUS

Colorado Springs

Mon 8/10

6:45 pm-10:25 pm

1 stop4h 40m

Tucson

Tue 8/11

5:35 am-12:35 pm

1 stop6h 00m

$237

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Sat 10/3

12:30 pm-9:35 pm

2 stops10h 05m

Tucson

Mon 10/5

10:40 am-6:10 pm

1 stop6h 30m

$248

Colorado SpringsTucson

COS - TUS

COSTUS

Colorado Springs

Tue 8/4

6:16 pm-9:46 pm

1 stop4h 30m

Tucson

Tue 8/11

12:33 pm-10:28 pm

2 stops8h 55m

$266

Colorado SpringsTucson

COS - TUS

COSTUS

Colorado Springs

Fri 8/7

2:15 pm-8:45 pm

1 stop7h 30m

Tucson

Thu 8/13

5:35 am-10:45 am

1 stop4h 10m

$269

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Tue 8/25

5:20 pm-8:25 pm

1 stop4h 05m

Tucson

Tue 9/1

6:15 am-2:00 pm

2 stops6h 45m

$272
Quickest round-trip

DenverTucson

DEN - TUS

DENTUS

Denver Intl

Thu 10/1

7:40 am-8:43 am

Nonstop2h 03m

Tucson

Sun 10/4

5:15 am-8:12 am

Nonstop1h 57m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/10

Showing 1-10 of 39 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Colorado to Tucson

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

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

Currently, September is the cheapest month in which you can book a flight from Colorado to Tucson (average of $23). Flying from Colorado to Tucson in June is currently the most expensive (average of $270). 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 CO to TUS?

Find hourly flight availability from Colorado 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 July 11, 2026.

It’s optimal to fly from Colorado to Tucson in the morning. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Colorado to Tucson

Explore weekly flight availability from Colorado to Tucson. 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 July 11, 2026.

The most flights from USCO to TUS are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Colorado to Tucson?

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

The price you pay for your flight from Colorado to Tucson may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Use this chart to determine the cheapest time to fly round-trip from Colorado to Tucson. Price data was last updated on July 11, 2026.

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

Related info for your journey

Find useful and relevant information for your journey from Colorado to Tucson. 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 Tucson from Colorado?

    If you book a flight to Tucson from Colorado, you will be flying to Tucson, which is the city’s only airport. Tucson (TUS) is located 7.5 mi from the center of Tucson.

  • How popular is this Colorado to Tucson flight route?

    Within the past month, 10 users have taken a look at flights from Colorado to Tucson.

  • How long is the flight from Colorado to Tucson?

    For as low as $209, United Airlines can have you in Tucson from Colorado in 2h 05m. Colorado and Tucson are separated by a distance of 639 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $49. However, be on the lookout for offers from United Airlines and Southwest, as they are both options that can get you from Colorado to Tucson for a low price.

  • What are the most popular routes from Colorado to Tucson?

    When deciding which route to take from Colorado to Tucson consider Denver Intl - Tucson, Colorado Springs - Tucson or Gunnison - Tucson as they are the most popular.

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

    Consider SkyWest Airlines (86%), Air Canada (80%) or United Airlines (78%) when booking your flight. These represent the most reliable airlines when flying from Colorado to Tucson.

  • What are the cheapest flights from Colorado to Tucson?

    On average you can expect to pay $280 for a flight from Colorado to Tucson. The cheapest flight overall is $105 while the most popular route, (Denver Intl - Tucson) is currently priced at $205.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Colorado to Tucson (average of $23). Flying from Colorado to Tucson in June is currently the most expensive (average of $270). 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
Bisbee

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.

Alternative routes for Colorado to Tucson

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Las Vegas flights
Newark to Las Vegas flights
Los Angeles to Las Vegas flights
O'Hare Intl to Las Vegas flights
Hobby to Las Vegas flights
John F Kennedy Intl to Las Vegas flights
Atlanta to Las Vegas flights
Seattle to Las Vegas flights
Dulles Intl to Las Vegas flights
George Bush Intcntl to Las Vegas flights
Detroit to Las Vegas flights
LaGuardia to Las Vegas flights
Santa Ana to Las Vegas flights
San Francisco to Las Vegas flights
Denver to Las Vegas flights
Boston to Las Vegas flights
Baltimore to Las Vegas flights
Reagan-National to Las Vegas flights
Austin to Las Vegas flights
Orlando to Las Vegas flights
Ontario to Las Vegas flights
San Jose to Las Vegas flights
Newark to Sky Harbor Intl flights
Seattle to Sky Harbor Intl flights
Fort Lauderdale to Las Vegas flights
John F Kennedy Intl to Sky Harbor Intl flights
Cleveland to Las Vegas flights
Philadelphia to Las Vegas flights
Minneapolis to Las Vegas flights
O'Hare Intl to Sky Harbor Intl flights
Portland to Las Vegas flights
Charlotte to Las Vegas flights
Love Field to Las Vegas flights
Midway to Las Vegas flights
Burbank to Las Vegas flights
Sacramento to Las Vegas flights
San Antonio to Las Vegas flights
Los Angeles to Sky Harbor Intl flights
Sky Harbor Intl to Las Vegas flights
Boston to Sky Harbor Intl flights
Dulles Intl to Sky Harbor Intl flights
Minneapolis to Sky Harbor Intl flights
Tampa to Las Vegas flights
Detroit to Sky Harbor Intl flights
San Diego to Las Vegas flights
San Francisco to Sky Harbor Intl flights
Raleigh to Las Vegas flights
Denver to Sky Harbor Intl flights
Oakland to Las Vegas flights
Cincinnati to Las Vegas flights

Top 5 airlines flying from Colorado to Tucson

Discover the top 5 airlines that operate flights from Colorado 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 July 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$150FlexibilityNo cancel feeOn-time62%
DeltaCheapest$118Average$337FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$163Average$311FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$204Average$331FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$210Average$376FlexibilityNo 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.