HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$58+ Cheap flights from Knoxville to Denver (TYS - DEN)

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DEN
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Denver 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.

The best prices from Knoxville McGhee Tyson to Denver Intl are usually found in July or August, booked 74 days in advance, depart on a Wednesday or Sunday and return on a Thursday

Cheap flight deals from Knoxville to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Denver (DEN). 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 December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$89
(Frontier)

One-way from

$58
(Cheapflightsfares)

Popular in

December

Cheapest in

July

Average price

$331
Provider with most accurate pricing for Knoxville McGhee Tyson-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Denver Intl flights.
Search Deals
From Knoxville McGhee Tyson to Denver Intl
Search Deals
One-way flight from Knoxville McGhee Tyson to Denver Intl
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Best time to find cheap flights, 2% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Knoxville to Denver

Cheapest flights from Knoxville to Denver
Explore the most affordable flight options available from Knoxville to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Frontier deal was found by Cheapflights users on 12/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/297:43 pmTYS - DEN
Nonstop3h 31mFrontier
Sun 1/52:15 pmDEN - TYS
Nonstop2h 38mFrontier
Deal found 12/17$280
This FlightHub deal was found by Cheapflights users on 12/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1911:35 amTYS - DEN
Nonstop3h 19mMultiple Airlines
Thu 12/192:15 pmDEN - TYS
Nonstop2h 38mMultiple Airlines
Deal found 12/16$292
This Cheapflightsfares deal was found by Cheapflights users on 12/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1911:35 amTYS - DEN
Nonstop3h 19mAllegiant Air
Sun 12/221:44 pmDEN - TYS
Nonstop2h 43mAllegiant Air
Deal found 12/16$385
This United deal was found by Cheapflights users on 12/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/258:45 amTYS - DEN
Nonstop3h 48mUnited Airlines
Sat 12/285:40 pmDEN - TYS
Nonstop2h 58mUnited Airlines
Deal found 12/17$409
This Delta deal was found by Cheapflights users on 12/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/219:00 amTYS - DEN
1 stop6h 13mDelta
Wed 12/254:35 pmDEN - TYS
1 stop5h 20mDelta
Deal found 12/18$413
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 12/214:11 pmTYS - DEN
1 stop5h 48mAmerican Airlines
Sat 12/2811:59 pmDEN - TYS
1 stop6h 41mAmerican Airlines
Deal found 12/17$468

Find flights from Knoxville to Denver within your budget

Customize your flight search to find flights from Knoxville to Denver 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 1/16

4:19 pm-5:48 pm

Nonstop3h 29m

Denver Intl

Sun 1/26

10:36 am-3:19 pm

Nonstop2h 43m

$89

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 2/27

6:30 am-7:41 am

Nonstop3h 11m

Denver Intl

Sun 3/2

8:31 am-1:15 pm

Nonstop2h 44m

$96

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 2/6

10:00 am-11:29 am

Nonstop3h 29m

Denver Intl

Sun 2/9

10:36 am-3:19 pm

Nonstop2h 43m

$144

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 1/9

4:15 pm-10:06 pm

1 stop7h 51m

Denver Intl

Thu 1/23

6:01 am-3:25 pm

1 stop7h 24m

$178

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Wed 2/5

4:55 pm-9:46 pm

1 stop6h 51m

Denver Intl

Sun 2/9

9:59 am-2:59 pm

Nonstop3h 00m

$239

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Sat 4/19

7:25 pm-11:51 pm

1 stop6h 26m

Denver Intl

Mon 4/21

4:45 pm-11:46 pm

1 stop5h 01m

$268

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Sun 1/12

10:00 am-11:29 am

Nonstop3h 29m

$58

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 1/9

4:19 pm-5:51 pm

Nonstop3h 32m

$62

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 1/9

4:08 pm-8:24 pm

1 stop6h 16m

$94

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Mon 1/13

9:15 am-7:33 am

3 stops24h 18m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 13 results
1
2

Compare providers for flights from Knoxville to Denver

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 Knoxville to Denver in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*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 Knoxville-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Denver flights, Cheapflights users trust FlightHub the most. FlightHub 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 Knoxville-Denver 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 Knoxville to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Knoxville 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.

Travel insights for flights from Knoxville to Denver

Get recent, data-driven insights about flights from Knoxville to Denver including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Knoxville to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Denver. Price data was last updated on December 13, 2024.

The price you pay for your flight from Knoxville to Denver may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Knoxville to Denver (average of $197). Flying from Knoxville to Denver in March is currently the most expensive (average of $271). 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 TYS to DEN?

Find hourly flight availability from Knoxville to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

One of the essential ways to save on airfare from Knoxville to Denver is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 45% on airfare.

What is the cheapest day to fly from Knoxville to Denver?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to Denver. Price data was last updated on December 16, 2024.

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

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated December 18, 2024.
To help decide which airline to fly from Knoxville to Denver, see what other customers have to say about Frontier, United Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,554 reviews

Food

7.2

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,554 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Food

7.2

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Food

7.2

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,055 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Food

7.2

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Allegiant Air
7.4
Good
829 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Food

7.2

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Food

7.2

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

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

  • How popular is this Knoxville to Denver flight route?

    Flights from Knoxville McGhee Tyson to Denver Intl have been viewed 27 times in the past calendar month.

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

    According to our current data, Frontier ($89), Allegiant Air ($96), and American Airlines ($178) offers the cheapest pricing from Knoxville to Denver. Frontier is currently priced 65% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Knoxville to Denver one-way?

    The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $58. However, be on the lookout for offers from Frontier and American Airlines, as they are both options that can get you from Knoxville to Denver for a low price.

  • What are the most reliable airlines from Knoxville to Denver?

    Consider SkyWest Airlines (97%), United Airlines (95%) or Allegiant Air (74%) when booking your flight. These represent the most reliable airlines when flying from Knoxville to Denver.

  • What are the cheapest flights from Knoxville to Denver?

    The cheapest flight price from Knoxville to Denver is $64. On average you can expect to pay $616. The most popular route, (Knoxville McGhee Tyson - Denver Intl), can usually be booked for $96.

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

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

  • How can I find direct flights from Knoxville to Denver?

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Denver 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 Knoxville to Denver?

    Currently, October is the cheapest month in which you can book a flight from Knoxville to Denver (average of $197). Flying from Knoxville to Denver in March is currently the most expensive (average of $271). 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

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 Knoxville to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Denver flights
Memphis to Denver flights
Chattanooga to Denver flights
Nashville to Vail flights
Memphis to Colorado Springs flights
Nashville to Colorado Springs flights
Nashville to Aspen flights
Memphis to Aspen flights
Blountville to Denver flights
Knoxville to Colorado Springs flights
Nashville to Montrose flights
Chattanooga to Colorado Springs flights
Nashville to Durango flights
Knoxville to Vail flights
Memphis to Hayden flights
Knoxville to Durango flights
Nashville to Gunnison flights
Nashville to Grand Junction flights
Memphis to Vail flights
Knoxville to Grand Junction flights
Memphis to Durango flights
Memphis to Montrose flights
Knoxville to Aspen flights
Chattanooga to Aspen flights
Knoxville to Montrose flights
Blountville to Grand Junction flights
Blountville to Colorado Springs flights
Memphis to Grand Junction flights
Blountville to Montrose flights
Nashville to Alamosa flights

Top 5 airlines flying from Knoxville to Denver

Discover the top 5 airlines that operate flights from Knoxville to Denver. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$64Average$162FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$66Average$140FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$150Average$281FlexibilityNo cancel feeOn-time71%
DeltaCheapest$217Average$303FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$219Average$410FlexibilityNo cancel feeOn-time69%
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.