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$150+ Cheap flights from Colorado Springs to Knoxville (COS - TYS)

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
COS — TYS
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Colorado Springs to Knoxville

Cheapest flights from Colorado Springs to Knoxville
Explore the most affordable flight options available from Colorado Springs to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:00 am
COS
-
TYS
1 stop7h 37m
American Airlines
Mon 2/236:21 pm
TYS
-
COS
1 stop5h 49m
American Airlines
Deal found 1/18$249
This Southwest deal was found by Cheapflights users on 1/18. 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 5/510:25 am
COS
-
TYS
2 stops7h 15m
Southwest
Tue 5/122:55 pm
TYS
-
COS
1 stop7h 20m
Southwest
Deal found 1/18$254
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/33:17 pm
COS
-
TYS
1 stop5h 30m
American Airlines
Tue 2/106:00 am
TYS
-
COS
1 stop5h 51m
American Airlines
Deal found 1/21$274
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Tue 2/311:43 am
COS
-
TYS
1 stop7h 09m
United Airlines
Sat 2/76:45 am
TYS
-
COS
1 stop6h 17m
United Airlines
Deal found 1/19$299
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:00 am
COS
-
TYS
1 stop7h 37m
American Airlines
Sun 2/226:21 pm
TYS
-
COS
1 stop7h 38m
American Airlines
Deal found 1/20$319
This United Airlines deal was found by Cheapflights users on 1/18. 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.
Mon 2/166:55 pm
COS
-
TYS
2 stops13h 54m
United Airlines
Mon 2/236:45 am
TYS
-
COS
1 stop6h 10m
United Airlines
Deal found 1/18$334
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Tue 4/147:00 am
COS
-
TYS
1 stop6h 06m
United Airlines
Fri 4/175:48 pm
TYS
-
COS
1 stop6h 02m
United Airlines
Deal found 1/20$354

Find flight deals from Colorado Springs to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$249
(American Airlines)

One-way from

$150
(American Airlines)

Popular in

February

Cheapest in

September

Average price

$280
Provider with most accurate pricing for Colorado Springs-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for Colorado Springs-Knoxville McGhee Tyson flights.
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From Colorado Springs to Knoxville McGhee Tyson
Search Deals
One-way flight from Colorado Springs to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado Springs to Knoxville 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 January 21, 2026.
Use the filters below to find and compare flights from Colorado Springs to Knoxville that are best for you.

Fly from

Colorado Springs

Fly to

Knoxville

Route

Depart

Return

Price

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Tue 5/5

10:25 am-7:40 pm

2 stops7h 15m

Knoxville McGhee Tyson

Tue 5/12

2:55 pm-8:15 pm

1 stop7h 20m

$254

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Tue 2/3

3:17 pm-10:47 pm

1 stop5h 30m

Knoxville McGhee Tyson

Tue 2/10

6:00 am-9:51 am

1 stop5h 51m

$274

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Tue 2/3

11:43 am-8:52 pm

1 stop7h 09m

Knoxville McGhee Tyson

Sat 2/7

6:45 am-11:02 am

1 stop6h 17m

$299

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Mon 2/16

6:00 am-3:37 pm

1 stop7h 37m

Knoxville McGhee Tyson

Mon 2/23

6:21 pm-10:10 pm

1 stop5h 49m

$299

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Thu 2/19

6:00 am-3:37 pm

1 stop7h 37m

Knoxville McGhee Tyson

Sun 2/22

6:21 pm-11:59 pm

1 stop7h 38m

$319

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Wed 2/18

6:55 pm-10:49 am

2 stops13h 54m

Knoxville McGhee Tyson

Mon 2/23

6:45 am-10:55 am

1 stop6h 10m

$334

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Mon 2/16

6:55 pm-10:49 am

2 stops13h 54m

Knoxville McGhee Tyson

Mon 2/23

6:45 am-10:55 am

1 stop6h 10m

$334

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Tue 4/14

7:00 am-3:06 pm

1 stop6h 06m

Knoxville McGhee Tyson

Fri 4/17

5:48 pm-9:50 pm

1 stop6h 02m

$354

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Wed 2/4

3:17 pm-10:47 pm

1 stop5h 30m

$150

Colorado SpringsKnoxville

COS - TYS

COSTYS

Colorado Springs

Wed 2/4

1:25 pm-11:44 pm

2 stops8h 19m

$155

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 17 results
1
2

Compare providers for flights from Colorado Springs to Knoxville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to Knoxville in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Colorado Springs-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colorado Springs-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colorado Springs-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Colorado Springs-Knoxville flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Colorado Springs to Knoxville

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

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

Currently, February is the cheapest month in which you can book a flight from Colorado Springs to Knoxville (average of $58). Flying from Colorado Springs to Knoxville in January is currently the most expensive (average of $101). 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.

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated January 21, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Colorado Springs to Knoxville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,191 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,174 reviews
United Airlines
7.4
Good
9,191 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Colorado Springs to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colorado Springs to Knoxville?

    For as low as $274, Southwest can have you in Knoxville from Colorado Springs in 5h 30m. Airlines will cover a distance of 1153 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Colorado Springs to Knoxville round-trip?

    Flying on American Airlines is currently your cheapest option to Knoxville, with prices starting at $223. Another option worth looking into is United Airlines, starting at $280 round trip. You may be able to fly from Colorado Springs to Knoxville for 41% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Colorado Springs to Knoxville?

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

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

    Yes. Cheapflights offers flight deals from Colorado Springs to Knoxville 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 Springs to Knoxville?

    Currently, February is the cheapest month in which you can book a flight from Colorado Springs to Knoxville (average of $58). Flying from Colorado Springs to Knoxville in January is currently the most expensive (average of $101). 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 Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Corbin
Morristown
Bryson City
Alcoa
Oak Ridge
Murphy

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Top 2 airlines flying from Colorado Springs to Knoxville

Discover the top 2 airlines that operate flights from Colorado Springs to Knoxville. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$223Average$363FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$280Average$388FlexibilityNo cancel feeOn-time69%

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