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$67+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DEN
abr. 21 — abr. 281
lun. 4/21
lun. 4/28
1 adult, Economy
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Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Denver Intl are usually found in August or July, booked 57 days in advance, depart on a Thursday 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 abril 16, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$104
(Mytrip)

One-way from

$67
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$248

Good round-trip deal

$240 or less

Good one-way deal

$123 or less
Provider with most accurate pricing for Knoxville McGhee Tyson-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Denver Intl flights.
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From Knoxville McGhee Tyson to Denver Intl
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One-way flight from Knoxville McGhee Tyson to Denver Intl
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Highest demand for flights based on searches. 11% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Knoxville McGhee Tyson to Denver Intl.
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Price to beat on a one-way flight from Knoxville McGhee Tyson to Denver Intl.
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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 abril 16, 2025.

This Mytrip deal was found by Cheapflights users on 4/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/16:20 amTYS - DEN
Nonstop3h 11mAllegiant Air
dom. 5/118:21 amDEN - TYS
Nonstop2h 44mAllegiant Air
Deal found 4/15$104
This Gotogate deal was found by Cheapflights users on 4/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/255:30 pmTYS - DEN
Nonstop3h 31mMultiple Airlines
jue. 5/295:50 pmDEN - TYS
Nonstop2h 45mMultiple Airlines
Deal found 4/15$148
This CheapOair deal was found by Cheapflights users on 4/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/145:25 pmTYS - DEN
Nonstop3h 15mFrontier
dom. 8/1711:41 amDEN - TYS
Nonstop2h 48mFrontier
Deal found 4/15$184
This United Airlines deal was found by Cheapflights users on 4/14. 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.
sáb. 5/108:23 amTYS - DEN
Nonstop3h 37mUnited Airlines
sáb. 5/175:20 pmDEN - TYS
Nonstop3h 04mUnited Airlines
Deal found 4/14$229
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/107:50 amTYS - DEN
1 stop8h 05mDelta
mar. 5/204:06 pmDEN - TYS
1 stop4h 58mDelta
Deal found 4/16$249
This American Airlines deal was found by Cheapflights users on 4/15. 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.
jue. 5/225:05 amTYS - DEN
1 stop5h 31mAmerican Airlines
mar. 5/2711:59 pmDEN - TYS
1 stop8h 29mAmerican Airlines
Deal found 4/15$299

Cheapflights Fare Finder

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 abril 16, 2025.
Use the filters below to find and compare flights from Knoxville to Denver that are best for you.

Fly from

Knoxville

Fly to

Denver

Route

Depart

Return

Price

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

jue. 5/15

6:30 am-7:38 am

Nonstop3h 08m

Denver Intl

dom. 5/18

8:28 am-1:13 pm

Nonstop2h 45m

$122

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

jue. 5/22

5:30 pm-7:01 pm

Nonstop3h 31m

Denver Intl

jue. 5/29

11:41 am-4:35 pm

Nonstop2h 54m

$189

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

jue. 5/8

12:34 pm-5:27 pm

2 stops30h 53m

Denver Intl

dom. 5/11

8:21 am-1:05 pm

Nonstop2h 44m

$215

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

mié. 5/14

4:14 pm-5:41 pm

Nonstop3h 27m

Denver Intl

sáb. 5/17

5:20 pm-10:24 pm

Nonstop3h 04m

$229

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

sáb. 5/10

5:45 am-9:40 am

1 stop5h 55m

Denver Intl

dom. 5/18

6:00 am-3:17 pm

1 stop7h 17m

$249

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

jue. 5/22

5:05 am-8:36 am

1 stop5h 31m

Denver Intl

mar. 5/27

11:59 pm-10:28 am

1 stop8h 29m

$299

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

jue. 4/24

6:20 am-7:31 am

Nonstop3h 11m

$67

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

jue. 6/12

5:25 pm-6:48 pm

Nonstop3h 23m

$70

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

vie. 5/16

8:30 am-5:27 pm

2 stops10h 57m

$213

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

mié. 7/16

8:06 am-4:42 pm

1 stop10h 36m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 12 results
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Knoxville-Denver flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Denver

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 April 11, 2025.

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 57 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 $278). 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 abril 16, 2025.

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 morning tend to be the most expensive. A flight at noon could potentially save you up to 74% 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 March 30, 2025.

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

Weekly flight availability from Knoxville to Denver

Explore weekly flight availability from Knoxville to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated abril 16, 2025.

The most flights from TYS to DEN are scheduled on a Monday (2 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

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 abril 16, 2025.
To help decide which airline to fly from Knoxville to Denver, see what other customers have to say about Delta, United Airlines and Allegiant Air. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,665 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Allegiant Air
7.3
Good
734 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
6.0
Okay
3,281 reviews
Delta
8.0
Very good
7,916 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What airports do I use to fly from Knoxville to Denver?

    You will need to book a flight from Knoxville McGhee Tyson to Denver Intl if you want to fly from Knoxville to Denver. At least 5 different airlines have flights from McGhee Tyson (TYS) to Denver Intl (DEN) on a regular basis. There is 1 flight to Denver from the Knoxville airport per day. If you manage to book one that is nonstop, then you can expect the flight time from TYS to DEN to be around 3h 03m.

  • How popular is this Knoxville to Denver flight route?

    Flights from Knoxville McGhee Tyson to Denver Intl have been viewed 20 times in the past calendar month.

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

    According to our current data, Allegiant Air ($104), Frontier ($184), and United Airlines ($229) offers the cheapest pricing from Knoxville to Denver. Allegiant Air is currently priced 56% 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 $67. However, be on the lookout for offers from Frontier and United 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 (93%), United Airlines (93%) or Allegiant Air (80%) 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 $87. On average you can expect to pay $733. The most popular route, (Knoxville McGhee Tyson - Denver Intl), can usually be booked for $98.

  • 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 $278). 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
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Silverthorne
Brighton
Golden
Greeley
Frisco
Grand Lake
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Thornton
Broomfield
Idaho Springs
Limon

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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 abril 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$63Average$141FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$66Average$136FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$148Average$277FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$219Average$424FlexibilityNo cancel feeOn-time69%
DeltaCheapest$227Average$311FlexibilityNo cancel feeOn-timeN/A

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