What is the cheapest airline that flies from Knoxville McGhee Tyson to Colorado?

Frontier, Allegiant Air, and American Airlines are the most popular carriers operating from Knoxville McGhee Tyson to Colorado

What airlines fly to Colorado?

American Airlines, United Airlines and Allegiant Air are the top three most popular airlines that fly to Colorado from Knoxville according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 5 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

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

As of October 2025, 13 flights take off from Knoxville and land in Colorado each week. The most common flight departure day for this route is Thu, with 31% of weekly flights taking off on this day.

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

As of October 2025, there are 1 flights per day flying from Knoxville to Colorado. The most common time of day flights depart is 8:00AM, with 47% of flights taking off at noon.

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Colorado?

Prices for flights from Knoxville McGhee Tyson Airport to Colorado were last updated today.

How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Colorado?

The number of operators available for flights from Knoxville McGhee Tyson Airport to Colorado is 5 as of October 2025.

How old do you have to be to fly from Knoxville McGhee Tyson Airport to Colorado?

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 layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Colorado.

What documentation or ID do you need to fly to Colorado?

The travel and health documents required for your trip to Colorado 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 Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$54 Cheap Flights from Knoxville to Colorado in 2025/26

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7:00 am - 8:04 amTYS-DEN

3h 04mnonstop

8:54 am - 1:33 pmDEN-TYS

2h 39mnonstop

$109Allegiant Air

Find Deal

Thu, Oct 30 - Sun, Nov 2

7:17 pm - 8:34 pmTYS-DEN

3h 17mnonstop

1:36 pm - 6:22 pmDEN-TYS

2h 46mnonstop

$110Frontier

Find Deal

Thu, Nov 6 - Sun, Nov 9

6:30 am - 7:43 amTYS-DEN

3h 13mnonstop

7:40 am - 5:53 pmDEN-TYS

8h 13m1 stop

$167Multiple Airlines

Find Deal

Thu, Dec 11 - Sun, Jan 18

8:17 pm - 9:39 pmTYS-DEN

3h 22mnonstop

8:54 am - 1:33 pmDEN-TYS

2h 39mnonstop

$168Multiple Airlines

Find Deal

Mon, Oct 27 - Thu, Oct 30

12:50 pm - 5:27 pmTYS-DEN

6h 37m1 stop

7:00 am - 2:52 pmDEN-TYS

5h 52m1 stop

$217Delta

Find Deal

Wed, Dec 10 - Wed, Dec 17

7:59 pm - 12:07 amTYS-DEN

6h 08m1 stop

12:50 am - 9:38 amDEN-TYS

6h 48m1 stop

$218Delta

Find Deal

Fri, Dec 5 - Sun, Dec 7

4:55 pm - 6:20 pmTYS-DEN

3h 25mnonstop

11:04 am - 3:51 pmDEN-TYS

2h 47mnonstop

$229United Airlines

Find Deal

Fri, Nov 14 - Mon, Nov 17

6:20 pm - 11:48 pmTYS-COS

7h 28m1 stop

3:17 pm - 10:47 pmCOS-TYS

5h 30m1 stop

$234American Airlines

Find Deal

Thu, Dec 11 - Mon, Jan 19

6:18 pm - 10:22 pmTYS-DEN

6h 04m1 stop

8:10 am - 3:32 pmDEN-TYS

5h 22m1 stop

$234American Airlines

Find Deal

Fri, Dec 12 - Tue, Dec 16

4:55 pm - 6:20 pmTYS-DEN

3h 25mnonstop

4:05 pm - 11:59 pmDEN-TYS

5h 54m1 stop

$239United Airlines

Find Deal

Fri, Nov 14 - Mon, Nov 17

Frontier flights from Knoxville to Colorado

Our best Frontier deals on Knoxville to Colorado flight tickets

Frontier

Nov 6

TYS7:17 pmKnoxville McGhee Tyson

3h 17m

DEN8:34 pmDenver Intl

Nov 9

DEN1:36 pmDenver Intl

2h 46m

TYS6:22 pmKnoxville McGhee Tyson

$110

Find similar

Frontier

Oct 27

TYS8:17 pmKnoxville McGhee Tyson

3h 22m

DEN9:39 pmDenver Intl

Oct 30

DEN1:36 pmDenver Intl

2h 46m

TYS6:22 pmKnoxville McGhee Tyson

$146

Find similar

Frontier

Oct 26

TYS8:17 pmKnoxville McGhee Tyson

3h 22m

DEN9:39 pmDenver Intl

Oct 27

DEN2:43 pmDenver Intl

2h 49m

TYS7:32 pmKnoxville McGhee Tyson

$160

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American Airlines flights from Knoxville to Colorado

Our best American Airlines deals on Knoxville to Colorado flight tickets

American Airlines

Dec 12

TYS6:18 pmKnoxville McGhee Tyson

6h 04m

1 stop

DEN10:22 pmDenver Intl

Dec 16

DEN8:10 amDenver Intl

5h 22m

1 stop

TYS3:32 pmKnoxville McGhee Tyson

$234

Find similar

American Airlines

Dec 11

TYS6:20 pmKnoxville McGhee Tyson

7h 28m

1 stop

COS11:48 pmColorado Springs

Jan 20

COS3:17 pmColorado Springs

5h 30m

1 stop

TYS10:47 pmKnoxville McGhee Tyson

$259

Find similar

American Airlines

Dec 11

TYS6:20 pmKnoxville McGhee Tyson

7h 28m

1 stop

COS11:48 pmColorado Springs

Jan 18

COS3:17 pmColorado Springs

5h 30m

1 stop

TYS10:47 pmKnoxville McGhee Tyson

$289

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 10/30

7:00 am-8:04 am

Nonstop3h 04m

Denver Intl

Sun 11/2

8:54 am-1:33 pm

Nonstop2h 39m

$109

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 11/6

7:17 pm-8:34 pm

Nonstop3h 17m

Denver Intl

Sun 11/9

1:36 pm-6:22 pm

Nonstop2h 46m

$110

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 12/11

6:30 am-7:43 am

Nonstop3h 13m

Denver Intl

Sun 1/18

7:40 am-5:53 pm

1 stop8h 13m

$167

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Mon 10/27

8:17 pm-9:39 pm

Nonstop3h 22m

Denver Intl

Thu 10/30

8:54 am-1:33 pm

Nonstop2h 39m

$168

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Wed 12/10

12:50 pm-5:27 pm

1 stop6h 37m

Denver Intl

Wed 12/17

7:00 am-2:52 pm

1 stop5h 52m

$217

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Fri 12/5

7:59 pm-12:07 am

1 stop6h 08m

Denver Intl

Sun 12/7

12:50 am-9:38 am

1 stop6h 48m

$218

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Fri 11/14

4:55 pm-6:20 pm

Nonstop3h 25m

Denver Intl

Mon 11/17

11:04 am-3:51 pm

Nonstop2h 47m

$229

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Thu 12/11

6:20 pm-11:48 pm

1 stop7h 28m

Colorado Springs

Mon 1/19

3:17 pm-10:47 pm

1 stop5h 30m

$234

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Fri 12/12

6:18 pm-10:22 pm

1 stop6h 04m

Denver Intl

Tue 12/16

8:10 am-3:32 pm

1 stop5h 22m

$234

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Fri 11/14

4:55 pm-6:20 pm

Nonstop3h 25m

Denver Intl

Mon 11/17

4:05 pm-11:59 pm

1 stop5h 54m

$239

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How to get the cheapest flight ticket from Knoxville to Colorado

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 Colorado?

The month of May is, on average, the cheapest month to fly to Colorado from Knoxville, with most prices found around $233. The month of November is another great option to travel to Colorado, with average flight prices from Knoxville averaging around $233.

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

The cheapest day to depart from Knoxville to Colorado is on a Thursday when prices can be found for as low as $258. On the other hand, Monday is the most expensive day to depart from Knoxville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $616.

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

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $232. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $490 per ticket.

What is the cheapest Knoxville McGhee Tyson to Colorado flight route?

Fly from Knoxville McGhee Tyson to Denver Intl for the best Knoxville McGhee Tyson - Colorado flight prices

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

You are more likely to see cheaper flights to Colorado from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $258 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Knoxville for as low as $181 on momondo.

What cabin class options are available on Knoxville McGhee Tyson to Colorado flights?

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

Can stopping save me money on Knoxville to Colorado flights?

No. A direct flight is the cheapest option for a flight between Knoxville to Colorado.

Cheap Knoxville to Colorado flight deals and tips

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

Best Price Found	$159
Fastest flight time	3h 04m
Direct flights	Every day
Airports in Colorado	1 airport

The best one-way flight to Colorado from Knoxville in the past 72 hours is $159. The best round-trip flight deal from Knoxville to Colorado found on momondo in the last 72 hours is $209.

The fastest flight from Knoxville to Colorado takes 3h 04m

Direct flights go from Knoxville to Colorado every day.

There is 1 airport near Colorado: Denver Intl (DEN)

Search flight deals

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Colorado?
Prices for flights from Knoxville McGhee Tyson Airport to Colorado were last updated today.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Colorado?
The number of operators available for flights from Knoxville McGhee Tyson Airport to Colorado is 5 as of October 2025.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Colorado?
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 layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado 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 Colorado. 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 Knoxville to Colorado?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Knoxville to Colorado is Embraer 175 (Enhanced Winglets) (28.06% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (20.21%), Airbus A320-100/200 (20.00%), and Airbus A320neo (11.94%).

Best airlines flying from Knoxville to Colorado

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $73	Free Cancellation	Rating 7.2 694 reviews	Search Allegiant Air flights
Frontier	PriceFrom $76	Free Cancellation	Rating 5.8 3,128 reviews	Search Frontier flights
American Airlines	PriceFrom $217	Free Cancellation	Rating 7.2 11,028 reviews	Search American Airlines flights
United Airlines	PriceFrom $229	Free Cancellation	Rating 7.4 8,991 reviews	Search United Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 7,981 reviews	Search Delta flights

Why use momondo?

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

It is quick and easy to find Knoxville to Colorado 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 Colorado that suits you.

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

momondo does allow users to show only those flights to Colorado from Knoxville which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Knoxville to Colorado flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Colorado

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Cheap flights from Knoxville to Colorado from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Colorado departing on 12/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Knoxville to Colorado

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How to get the cheapest flight ticket from Knoxville to Colorado

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

What is the cheapest month to fly to Colorado?

The month of May is, on average, the cheapest month to fly to Colorado from Knoxville, with most prices found around $233. The month of November is another great option to travel to Colorado, with average flight prices from Knoxville averaging around $233.

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

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

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $232. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $490 per ticket.

What is the cheapest Knoxville McGhee Tyson to Colorado flight route?

Fly from Knoxville McGhee Tyson to Denver Intl for the best Knoxville McGhee Tyson - Colorado flight prices

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

What cabin class options are available on Knoxville McGhee Tyson to Colorado flights?

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

Can stopping save me money on Knoxville to Colorado flights?

No. A direct flight is the cheapest option for a flight between Knoxville to Colorado.

What is the cheapest airline that flies from Knoxville McGhee Tyson to Colorado?

Frontier, Allegiant Air, and American Airlines are the most popular carriers operating from Knoxville McGhee Tyson to Colorado

What airlines fly to Colorado?

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

As of October 2025, there are 1 flights per day flying from Knoxville to Colorado. The most common time of day flights depart is 8:00AM, with 47% of flights taking off at noon.

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

As of October 2025, 13 flights take off from Knoxville and land in Colorado each week. The most common flight departure day for this route is Thu, with 31% of weekly flights taking off on this day.

Cheap Knoxville to Colorado flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Colorado?

How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Colorado?

How old do you have to be to fly from Knoxville McGhee Tyson Airport to Colorado?

What documentation or ID do you need to fly to Colorado?

What is the most popular plane model from Knoxville to Colorado?

Best airlines flying from Knoxville to Colorado

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

Why use momondo?

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

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

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

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

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

Popular cities in Colorado

Popular flights according to clicks in the last 7 days on momondo