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

Southwest, Denver Air Connection, and United Airlines are the most popular carriers operating from Colorado to Denver Intl

How long does it take to fly to Denver?

Flight times vary depending on what airport in Colorado you fly out of and what airport in Denver you fly into. For example, flying from Grand Junction to Denver takes 1h 01m on average. On the other hand, flying from Vail to Denver takes 1h 03m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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

221 flights are operational weekly from Colorado to Denver as of December 2025. The most popular departure day for this route is Wed, with 34% of flights per week taking off on this day.

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

The number of flights available between Colorado and Denver is 31 per day as of December 2025. The most frequent departure time is 1:00PM, with 46% of daily flights leaving at noon.

What airlines fly to Denver?

United Airlines, Southwest and Denver Air Connection are the top three most popular airlines that fly to Denver from Colorado according to our data. United Airlines is the first choice among our users, with 89% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 4 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Colorado to Denver Intl Airport were last updated today.

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

The number of operators available for flights from Colorado to Denver Intl Airport is 4 as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Denver Intl Airport.

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

The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$87 Cheap Flights from Colorado to Denver in 2025/26

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Find the cheapest flights from Colorado to Denver

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:02 pm - 7:35 pm

DRO

DEN

1h 33mnonstop

3:35 pm - 4:55 pm

DEN

DRO

1h 20mnonstop

$169United Airlines

Mon, Jan 5 - Sat, Jan 10

3:24 pm - 4:43 pm

GUC

DEN

1h 19mnonstop

11:30 am - 12:45 pm

DEN

GUC

1h 15mnonstop

$179United Airlines

Tue, Jan 13 - Tue, Jan 20

12:40 pm - 1:50 pm

MTJ

DEN

1h 10mnonstop

11:00 am - 12:00 pm

DEN

MTJ

1h 00mnonstop

$179Southwest

Tue, Jan 13 - Sun, Jan 18

12:40 pm - 1:50 pm

MTJ

DEN

1h 10mnonstop

11:00 am - 12:00 pm

DEN

MTJ

1h 00mnonstop

$194Southwest

Mon, Feb 2 - Tue, Feb 3

1:20 pm - 2:50 pm

CEZ

DEN

1h 30mnonstop

6:45 pm - 8:20 pm

DEN

CEZ

1h 35mnonstop

$198Denver Air Connection

Sun, Feb 1 - Thu, Feb 5

8:00 am - 8:55 am

ALS

DEN

0h 55mnonstop

12:40 pm - 1:30 pm

DEN

ALS

0h 50mnonstop

$198Denver Air Connection

Thu, Jan 8 - Sun, Jan 11

10:30 am - 6:59 pm

COS

DEN

32h 29m1 stop

9:44 pm - 2:17 pm

DEN

COS

16h 33m1 stop

$202Multiple Airlines

Fri, Jan 23 - Sat, Jan 31

1:51 pm - 3:14 pm

COS

DEN

49h 23m2 stops

9:44 pm - 2:17 pm

DEN

COS

16h 33m1 stop

$211Multiple Airlines

Fri, Jan 23 - Sat, Jan 31

7:40 am - 11:54 am

GJT

DEN

4h 14m1 stop

3:59 pm - 10:02 pm

DEN

GJT

6h 03m1 stop

$214Delta

Fri, Jan 9 - Sun, Jan 11

12:24 pm - 11:35 am

ASE

DEN

23h 11m1 stop

6:14 pm - 12:53 pm

DEN

ASE

18h 39m1 stop

$562Delta

Thu, Jan 8 - Sun, Jan 11

United Airlines flights from Colorado to Denver

Our best United Airlines deals on Colorado to Denver flight tickets

United Airlines

Jan 5

DRO6:02 pmDurango La Plata County

1h 33m

DEN7:35 pmDenver Intl

Jan 10

DEN3:35 pmDenver Intl

1h 20m

DRO4:55 pmDurango La Plata County

$169

Find similar

United Airlines

Jan 13

GUC3:24 pmGunnison

1h 19m

DEN4:43 pmDenver Intl

Jan 20

DEN11:30 amDenver Intl

1h 15m

GUC12:45 pmGunnison

$179

Find similar

United Airlines

Jan 2

DRO7:00 amDurango La Plata County

1h 37m

DEN8:37 amDenver Intl

Jan 7

DEN11:25 amDenver Intl

1h 11m

DRO12:36 pmDurango La Plata County

$184

Find similar

Denver Air Connection flights from Colorado to Denver

Our best Denver Air Connection deals on Colorado to Denver flight tickets

Denver Air Connection

Feb 1

CEZ1:20 pmCortez Montezuma County

1h 30m

DEN2:50 pmDenver Intl

Feb 5

DEN6:45 pmDenver Intl

1h 35m

CEZ8:20 pmCortez Montezuma County

$198

Find similar

Denver Air Connection

Jan 11

ALS2:00 pmAlamosa

0h 55m

DEN2:55 pmDenver Intl

Jan 14

DEN12:40 pmDenver Intl

0h 50m

ALS1:30 pmAlamosa

$203

Find similar

Denver Air Connection

Jan 5

CEZ11:55 amCortez Montezuma County

1h 30m

DEN1:25 pmDenver Intl

Jan 12

DEN3:10 pmDenver Intl

1h 35m

CEZ4:45 pmCortez Montezuma County

$218

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DurangoDenver

DRO - DEN

DRODEN

Durango La Plata County

Mon 1/5

6:02 pm-7:35 pm

Nonstop1h 33m

Denver Intl

Sat 1/10

3:35 pm-4:55 pm

Nonstop1h 20m

$169

GunnisonDenver

GUC - DEN

GUCDEN

Gunnison

Tue 1/13

3:24 pm-4:43 pm

Nonstop1h 19m

Denver Intl

Tue 1/20

11:30 am-12:45 pm

Nonstop1h 15m

$179

MontroseDenver

MTJ - DEN

MTJDEN

Montrose County

Tue 1/13

12:40 pm-1:50 pm

Nonstop1h 10m

Denver Intl

Sun 1/18

11:00 am-12:00 pm

Nonstop1h 00m

$179

MontroseDenver

MTJ - DEN

MTJDEN

Montrose County

Mon 2/2

12:40 pm-1:50 pm

Nonstop1h 10m

Denver Intl

Tue 2/3

11:00 am-12:00 pm

Nonstop1h 00m

$194

CortezDenver

CEZ - DEN

CEZDEN

Cortez Montezuma County

Sun 2/1

1:20 pm-2:50 pm

Nonstop1h 30m

Denver Intl

Thu 2/5

6:45 pm-8:20 pm

Nonstop1h 35m

$198

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Thu 1/8

8:00 am-8:55 am

Nonstop0h 55m

Denver Intl

Sun 1/11

12:40 pm-1:30 pm

Nonstop0h 50m

$198

Colorado SpringsDenver

COS - DEN

COSDEN

Colorado Springs

Fri 1/23

10:30 am-6:59 pm

1 stop32h 29m

Denver Intl

Sat 1/31

9:44 pm-2:17 pm

1 stop16h 33m

$202

Colorado SpringsDenver

COS - DEN

COSDEN

Colorado Springs

Fri 1/23

1:51 pm-3:14 pm

2 stops49h 23m

Denver Intl

Sat 1/31

9:44 pm-2:17 pm

1 stop16h 33m

$211

Grand JunctionDenver

GJT - DEN

GJTDEN

Grand Junction Regnl

Fri 1/9

7:40 am-11:54 am

1 stop4h 14m

Denver Intl

Sun 1/11

3:59 pm-10:02 pm

1 stop6h 03m

$214

AspenDenver

ASE - DEN

ASEDEN

Aspen Pitkin County

Thu 1/8

12:24 pm-11:35 am

1 stop23h 11m

Denver Intl

Sun 1/11

6:14 pm-12:53 pm

1 stop18h 39m

$562

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 Colorado 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 cheapest Colorado to Denver Intl flight route?

Fly from Hayden Yampa Valley to Denver Intl for the best Colorado - Denver Intl flight prices

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

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

Cheap Colorado to Denver flight deals and tips

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

Best Price Found	$59
Fastest flight time	0h 55m
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Colorado in the past 72 hours is $59. The best round-trip flight deal from Colorado to Denver found on momondo in the last 72 hours is $168.

The fastest flight from Colorado to Denver takes 0h 55m

Direct flights go from Colorado to Denver every day.

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

Search flight deals

When did momondo last update prices for flights from Colorado to Denver Intl Airport?
Prices for flights from Colorado to Denver Intl Airport were last updated today.
How many operators does momondo search for flights from Colorado to Denver Intl Airport?
The number of operators available for flights from Colorado to Denver Intl Airport is 4 as of December 2025.
How old do you have to be to fly from Colorado to Denver Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Colorado to Denver?
momondo data reveals that the most frequently booked plane model on the route from Colorado to Denver is Embraer 175 (Enhanced Winglets), representing 17.73% of all bookings. The subsequent popular models are Canadair (Bombardier) Regional Jet at 15.16%, Boeing 737-800 at 14.51%, and Airbus A319 at 10.11%.

Best airlines flying from Colorado to Denver

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $38	Free Cancellation	Rating 5.8 3,080 reviews	Search Frontier flights
Southwest	PriceFrom $97	Free Cancellation	Rating 7.9 4,252 reviews	Search Southwest flights
United Airlines	PriceFrom $137	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
Denver Air Connection	PriceFrom $287	Free Cancellation	Rating 8.7 20 reviews	Search Denver Air Connection flights

Breckenridge

Estes Park

Black Hawk

Aurora

Fort Collins

Keystone

Cripple Creek

Manitou Springs

Longmont

Boulder

Greeley

Lakewood

Thornton

Westminster

Winter Park

Copper Mountain

Silverthorne

Frisco

Centennial

Grand Lake

Why use momondo?

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

It is quick and easy to find Colorado to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

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

All flight searches from Colorado to Denver on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Colorado to Denver flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Denver from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.