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Cheap flights from Knoxville to Denver from $129

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 Denver departing on 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Knoxville to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
8:10 am - 4:30 pm
TYS
-
COS
10h 20m2 stops
Southwest Logo
6:35 am - 2:05 pm
COS
-
TYS
5h 30m1 stop
$254Southwest
Tue, Jun 9 - Tue, Jun 16
Southwest Logo
8:10 am - 4:30 pm
TYS
-
COS
10h 20m2 stops
Southwest Logo
5:35 am - 5:00 pm
COS
-
TYS
9h 25m2 stops
$259Southwest
Tue, Jun 9 - Tue, Jun 16
United Airlines Logo
4:55 pm - 9:58 pm
TYS
-
COS
7h 03m1 stop
United Airlines Logo
12:09 pm - 7:50 pm
COS
-
TYS
5h 41m1 stop
$354United Airlines
Wed, Jan 7 - Tue, Jan 13
United Airlines Logo
4:55 pm - 9:58 pm
TYS
-
COS
7h 03m1 stop
United Airlines Logo
1:25 pm - 11:44 pm
COS
-
TYS
8h 19m2 stops
$359United Airlines
Wed, Jan 7 - Tue, Jan 13
United Airlines Logo
11:10 am - 9:58 pm
TYS
-
COS
12h 48m2 stops
United Airlines Logo
1:25 pm - 11:44 pm
COS
-
TYS
8h 19m2 stops
$364United Airlines
Wed, Jan 7 - Tue, Jan 13
American Airlines Logo
6:20 pm - 9:56 pm
TYS
-
COS
5h 36m1 stop
American Airlines Logo
12:08 pm - 10:09 pm
COS
-
TYS
8h 01m1 stop
$367American Airlines
Mon, Jan 5 - Sat, Jan 10
United Airlines Logo
2:21 pm - 10:02 pm
TYS
-
COS
9h 41m2 stops
United Airlines Logo
1:40 pm - 10:30 pm
COS
-
TYS
6h 50m1 stop
$374United Airlines
Sat, Feb 14 - Wed, Feb 18
United Airlines Logo
2:21 pm - 10:02 pm
TYS
-
COS
9h 41m2 stops
United Airlines Logo
6:55 pm - 10:49 am
COS
-
TYS
13h 54m2 stops
$379United Airlines
Sat, Feb 14 - Wed, Feb 18
United Airlines Logo
2:21 pm - 10:02 pm
TYS
-
COS
9h 41m2 stops
United Airlines Logo
6:55 pm - 10:49 am
COS
-
TYS
13h 54m2 stops
$384United Airlines
Sat, Feb 14 - Wed, Feb 18
United Airlines Logo
4:04 pm - 10:06 pm
TYS
-
COS
8h 02m1 stop
United Airlines Logo
1:25 pm - 11:44 pm
COS
-
TYS
8h 19m2 stops
$403United Airlines
Mon, Jan 5 - Sat, Jan 10

Southwest flights from Knoxville to Colorado Springs

Our best Southwest deals on Knoxville to Colorado Springs flight tickets
Southwest
Jun 9
TYS8:10 amKnoxville McGhee Tyson
10h 20m
2 stops
COS4:30 pmColorado Springs
Jun 16
COS6:35 amColorado Springs
5h 30m
1 stop
TYS2:05 pmKnoxville McGhee Tyson
$254
Find similar
Southwest
Jun 9
TYS8:10 amKnoxville McGhee Tyson
10h 20m
2 stops
COS4:30 pmColorado Springs
Jun 16
COS5:35 amColorado Springs
9h 25m
2 stops
TYS5:00 pmKnoxville McGhee Tyson
$259
Find similar
Southwest
Mar 12
TYS1:20 pmKnoxville McGhee Tyson
10h 25m
2 stops
COS9:45 pmColorado Springs
Mar 15
COS5:05 amColorado Springs
11h 40m
1 stop
TYS6:45 pmKnoxville McGhee Tyson
$561
Find similar

United Airlines flights from Knoxville to Colorado Springs

Our best United Airlines deals on Knoxville to Colorado Springs flight tickets
United Airlines
Jan 7
TYS4:55 pmKnoxville McGhee Tyson
7h 03m
1 stop
COS9:58 pmColorado Springs
Jan 13
COS12:09 pmColorado Springs
5h 41m
1 stop
TYS7:50 pmKnoxville McGhee Tyson
$354
Find similar
United Airlines
Jan 7
TYS4:55 pmKnoxville McGhee Tyson
7h 03m
1 stop
COS9:58 pmColorado Springs
Jan 13
COS1:25 pmColorado Springs
8h 19m
2 stops
TYS11:44 pmKnoxville McGhee Tyson
$359
Find similar
United Airlines
Jan 7
TYS11:10 amKnoxville McGhee Tyson
12h 48m
2 stops
COS9:58 pmColorado Springs
Jan 13
COS1:25 pmColorado Springs
8h 19m
2 stops
TYS11:44 pmKnoxville McGhee Tyson
$364
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Colorado Springs 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, momondo users made 832,500 searches. Data last updated December 21, 2025.
Use the filters below to find and compare flights from Knoxville to Colorado Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Tue 6/9

8:10 am-4:30 pm

2 stops10h 20m

Colorado Springs

Tue 6/16

6:35 am-2:05 pm

1 stop5h 30m

$254

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Tue 6/9

8:10 am-4:30 pm

2 stops10h 20m

Colorado Springs

Tue 6/16

5:35 am-5:00 pm

2 stops9h 25m

$259

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Wed 1/7

4:55 pm-9:58 pm

1 stop7h 03m

Colorado Springs

Tue 1/13

12:09 pm-7:50 pm

1 stop5h 41m

$354

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Wed 1/7

4:55 pm-9:58 pm

1 stop7h 03m

Colorado Springs

Tue 1/13

1:25 pm-11:44 pm

2 stops8h 19m

$359

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Wed 1/7

11:10 am-9:58 pm

2 stops12h 48m

Colorado Springs

Tue 1/13

1:25 pm-11:44 pm

2 stops8h 19m

$364

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Mon 1/5

6:20 pm-9:56 pm

1 stop5h 36m

Colorado Springs

Sat 1/10

12:08 pm-10:09 pm

1 stop8h 01m

$367

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Sat 2/14

2:21 pm-10:02 pm

2 stops9h 41m

Colorado Springs

Wed 2/18

1:40 pm-10:30 pm

1 stop6h 50m

$374

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Sat 2/14

2:21 pm-10:02 pm

2 stops9h 41m

Colorado Springs

Wed 2/18

6:55 pm-10:49 am

2 stops13h 54m

$379

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Sat 2/14

2:21 pm-10:02 pm

2 stops9h 41m

Colorado Springs

Wed 2/18

6:55 pm-10:49 am

2 stops13h 54m

$384

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Mon 1/5

4:04 pm-10:06 pm

1 stop8h 02m

Colorado Springs

Sat 1/10

1:25 pm-11:44 pm

2 stops8h 19m

$403

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from Knoxville to Colorado Springs

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 Springs?

The month of November is another great option to travel to Colorado Springs, with average flight prices from Knoxville averaging around $248.

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

The cheapest day to depart from Knoxville to Colorado Springs is on a Sunday when prices can be found for as low as $277. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Knoxville to Colorado Springs for around $408.

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

Flying to Colorado Springs from Knoxville in the morning is the least expensive time of day to depart. momondo users have found prices as low as $336 when looking at flights departing in the morning. Flights to Colorado Springs are more costly at noon, with an average ticket price of $427. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Knoxville to Colorado Springs

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Colorado Springs according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Colorado Springs (TYS to COS) flight deals and tips

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

Fastest flight time

5h 27m

Direct flights

None
The fastest flight from Knoxville to Colorado Springs takes 5h 27m
There are no direct flights from Knoxville to Colorado Springs. There are no popular flight routes from Knoxville to Colorado Springs.
Search flight deals

  • How far is Knoxville McGhee Tyson to Colorado Springs by plane?

    The distance between Knoxville McGhee Tyson and Colorado Springs is about 1160.8 mi. Flights usually cover this in 5h 27m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Knoxville McGhee Tyson Airport to Colorado Springs Airport are updated daily.

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

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Colorado Springs 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 Knoxville McGhee Tyson Airport to Colorado Springs Airport.

  • What documentation or ID do you need to fly to Colorado Springs Airport?

    The travel and health documents you'll need for your trip to Colorado Springs 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 Colorado Springs Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Knoxville to Colorado Springs?

Best airlines flying from Knoxville to Colorado Springs

Compare and see reviews for airlines that fly from Knoxville to Colorado Springs with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $248Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,099 reviews
Search United Airlines flights
DeltaPriceFrom $256Free CancellationRating
7.9
8,021 reviews
Search Delta flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Cañon City

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Colorado Springs. momondo saves you time and could save you money on your trip.

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

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

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

momondo helps you find the best flight between Knoxville and Colorado Springs by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Colorado Springs, momondo offers a useful price alert feature which will track prices for flights to Colorado Springs from Knoxville and alert you when they change.

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