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Cheap flights from Denver to Knoxville from $75

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Knoxville departing on 2/16. 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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Find the cheapest flights from Denver to Knoxville

Cheap round-trip flights

These are some of the best round-trip flight deals from Denver to Knoxville that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Denver to Knoxville.

Cheap last minute flights

Planning a quick getaway from Denver to Knoxville? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Knoxville, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Denver to Knoxville

Find recent round-trip train or bus tickets from Denver to Knoxville.

All round-trip flight deals to Knoxville

The cheapest plane tickets to Knoxville found on KAYAK recently.
10:36 am - 3:19 pmDEN-TYS
2h 43mnonstop
4:19 pm - 5:48 pmTYS-DEN
3h 29mnonstop
$89Frontier
Find Deal
Thu, Jan 23 - Sun, Jan 26
12:19 pm - 5:06 pmDEN-TYS
2h 47mnonstop
10:00 am - 11:29 amTYS-DEN
3h 29mnonstop
$96Allegiant Air
Find Deal
Thu, Jan 9 - Sun, Jan 12
10:36 am - 3:16 pmDEN-TYS
2h 40mnonstop
4:19 pm - 5:51 pmTYS-DEN
3h 32mnonstop
$97Frontier
Find Deal
Thu, Jan 9 - Sun, Jan 12
12:19 pm - 5:06 pmDEN-TYS
2h 47mnonstop
10:00 am - 11:29 amTYS-DEN
3h 29mnonstop
$108Allegiant Air
Find Deal
Sun, Jan 12 - Thu, Jan 16
6:30 am - 3:38 pmDEN-TYS
7h 08m1 stop
4:15 pm - 10:26 pmTYS-DEN
8h 11m1 stop
$178American Airlines
Find Deal
Sat, Jan 11 - Sat, Jan 18
5:31 pm - 10:29 pmDEN-TYS
2h 58mnonstop
4:55 pm - 9:46 pmTYS-DEN
6h 51m1 stop
$239United Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
10:10 am - 3:01 pmDEN-TYS
2h 51mnonstop
4:25 pm - 6:12 pmTYS-DEN
3h 47mnonstop
$244United Airlines
Find Deal
Wed, Jan 1 - Wed, Jan 8
3:30 pm - 11:47 pmDEN-TYS
6h 17m1 stop
7:25 am - 1:58 pmTYS-DEN
8h 33m1 stop
$248Delta
Find Deal
Thu, Jan 9 - Sun, Jan 12
9:15 am - 5:27 pmDEN-TYS
6h 12m1 stop
4:15 pm - 8:10 pmTYS-DEN
5h 55m1 stop
$249American Airlines
Find Deal
Thu, Jan 23 - Sun, Jan 26
12:55 am - 10:03 amDEN-TYS
7h 08m1 stop
7:25 pm - 11:47 pmTYS-DEN
6h 22m1 stop
$343Delta
Find Deal
Thu, Jun 12 - Sat, Jun 21
8:31 am - 1:15 pmDEN-TYS
2h 44mnonstop
$75Allegiant Air
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Sun, Feb 16
10:40 am - 3:23 pmDEN-TYS
2h 43mnonstop
$76Frontier
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Thu, Mar 20
11:00 am - 3:43 pmDEN-TYS
2h 43mnonstop
$98Frontier
Find Deal
Sun, Mar 16
9:16 am - 2:00 pmDEN-TYS
2h 44mnonstop
$107Allegiant Air
Find Deal
Sun, Mar 16
8:00 am - 11:54 pmDEN-TYS
13h 54m1 stop
$213American Airlines
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Tue, Feb 18
7:05 am - 8:29 pmDEN-TYS
11h 24m1 stop
$222Delta
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Wed, Feb 19
7:05 am - 10:26 pmDEN-TYS
13h 21m2 stops
$227Delta
Find Deal
Sat, Jan 18
5:31 pm - 10:29 pmDEN-TYS
2h 58mnonstop
$234United Airlines
Find Deal
Fri, Jan 17
9:57 am - 11:05 pmDEN-TYS
11h 08m2 stops
$263United Airlines
Find Deal
Sat, Feb 15
8:26 am - 6:00 pmDEN-TYS
7h 34m2 stops
$413American Airlines
Find Deal
Wed, Dec 25
2:15 pm - 6:53 pmDEN-TYS
2h 38mnonstop
4:19 pm - 5:48 pmTYS-DEN
3h 29mnonstop
$357Frontier
Find Deal
Sun, Dec 22 - Thu, Jan 30
4:35 pm - 11:55 pmDEN-TYS
5h 20m1 stop
5:15 pm - 10:46 pmTYS-DEN
7h 31m1 stop
$358Delta
Find Deal
Tue, Dec 24 - Sat, Feb 1
2:15 pm - 6:53 pmDEN-TYS
2h 38mnonstop
4:19 pm - 5:48 pmTYS-DEN
3h 29mnonstop
$362Frontier
Find Deal
Sun, Dec 22 - Sun, Feb 2
2:15 pm - 6:53 pmDEN-TYS
2h 38mnonstop
7:43 pm - 9:14 pmTYS-DEN
3h 31mnonstop
$370Frontier
Find Deal
Sun, Dec 22 - Sun, Jan 5
6:00 am - 2:50 pmDEN-TYS
6h 50m1 stop
4:25 pm - 6:12 pmTYS-DEN
3h 47mnonstop
$379United Airlines
Find Deal
Fri, Dec 20 - Mon, Jan 27
6:00 am - 2:50 pmDEN-TYS
6h 50m1 stop
6:20 am - 12:28 pmTYS-DEN
8h 08m1 stop
$388United Airlines
Find Deal
Fri, Dec 20 - Thu, Jan 9
11:59 pm - 8:40 amDEN-TYS
6h 41m1 stop
5:14 am - 9:46 amTYS-DEN
6h 32m1 stop
$548American Airlines
Find Deal
Sun, Dec 22 - Fri, Jan 3
9:25 am - 7:27 pmDEN-TYS
8h 02m2 stops
5:14 am - 9:46 amTYS-DEN
6h 32m1 stop
$553American Airlines
Find Deal
Tue, Dec 24 - Fri, Jan 3
7:05 pm - 11:32 pmDEN-TYS
26h 27m3 stops
10:00 am - 11:29 amTYS-DEN
3h 29mnonstop
Sun, Dec 22 - Thu, Jan 30
7:05 pm - 9:00 pmDEN-TYS
23h 55m2 stops
5:56 pm - 5:49 pmTYS-DEN
25h 53m2 stops
Sun, Dec 22 - Thu, Jan 30
12:19 pm - 5:06 pmDEN-TYS
2h 47mnonstop
10:00 am - 11:29 amTYS-DEN
3h 29mnonstop
$96Allegiant Air
Find Deal
Thu, Jan 9 - Sun, Jan 12
10:36 am - 3:16 pmDEN-TYS
2h 40mnonstop
4:19 pm - 5:51 pmTYS-DEN
3h 32mnonstop
$97Frontier
Find Deal
Thu, Jan 9 - Sun, Jan 12
10:36 am - 3:16 pmDEN-TYS
2h 40mnonstop
4:19 pm - 5:51 pmTYS-DEN
3h 32mnonstop
$99Frontier
Find Deal
Thu, Jan 9 - Sun, Jan 12
12:19 pm - 5:06 pmDEN-TYS
2h 47mnonstop
10:00 am - 11:29 amTYS-DEN
3h 29mnonstop
$108Allegiant Air
Find Deal
Sun, Jan 12 - Thu, Jan 16
8:21 am - 1:05 pmDEN-TYS
2h 44mnonstop
6:20 am - 7:31 amTYS-DEN
3h 11mnonstop
$128Allegiant Air
Find Deal
Thu, Apr 24 - Sun, Apr 27
9:16 am - 2:00 pmDEN-TYS
2h 44mnonstop
7:15 am - 8:26 amTYS-DEN
3h 11mnonstop
$132Allegiant Air
Find Deal
Sun, Mar 9 - Thu, Mar 13
10:10 am - 3:01 pmDEN-TYS
2h 51mnonstop
4:25 pm - 6:12 pmTYS-DEN
3h 47mnonstop
$244United Airlines
Find Deal
Wed, Jan 1 - Wed, Jan 8
9:59 am - 2:59 pmDEN-TYS
3h 00mnonstop
4:25 pm - 6:12 pmTYS-DEN
3h 47mnonstop
$304United Airlines
Find Deal
Sat, Feb 1 - Sat, Feb 8
5:31 pm - 10:29 pmDEN-TYS
2h 58mnonstop
4:25 pm - 6:12 pmTYS-DEN
3h 47mnonstop
$339United Airlines
Find Deal
Fri, Jan 24 - Mon, Jan 27
2:15 pm - 6:53 pmDEN-TYS
2h 38mnonstop
7:43 pm - 9:14 pmTYS-DEN
3h 31mnonstop
$354Frontier
Find Deal
Sun, Dec 29 - Thu, Jan 2

United Airlines flights from Denver to Knoxville

Our best United Airlines deals on Denver to Knoxville flight tickets
United Airlines
Jan 15
DEN5:31 pmDenver Intl
2h 58m
TYS10:29 pmKnoxville McGhee Tyson
Jan 22
TYS4:55 pmKnoxville McGhee Tyson
6h 51m
1 stop
DEN9:46 pmDenver Intl
United Airlines
Jan 1
DEN10:10 amDenver Intl
2h 51m
TYS3:01 pmKnoxville McGhee Tyson
Jan 8
TYS4:25 pmKnoxville McGhee Tyson
3h 47m
DEN6:12 pmDenver Intl
United Airlines
Jan 1
DEN10:10 amDenver Intl
2h 51m
TYS3:01 pmKnoxville McGhee Tyson
Jan 8
TYS1:59 pmKnoxville McGhee Tyson
6h 00m
1 stop
DEN5:59 pmDenver Intl

Frontier flights from Denver to Knoxville

Our best Frontier deals on Denver to Knoxville flight tickets
Frontier
Jan 23
DEN10:36 amDenver Intl
2h 43m
TYS3:19 pmKnoxville McGhee Tyson
Jan 26
TYS4:19 pmKnoxville McGhee Tyson
3h 29m
DEN5:48 pmDenver Intl
Frontier
Jan 9
DEN10:36 amDenver Intl
2h 40m
TYS3:16 pmKnoxville McGhee Tyson
Jan 12
TYS4:19 pmKnoxville McGhee Tyson
3h 32m
DEN5:51 pmDenver Intl
Frontier
Jan 9
DEN10:36 amDenver Intl
2h 40m
TYS3:16 pmKnoxville McGhee Tyson
Jan 12
TYS4:19 pmKnoxville McGhee Tyson
3h 32m
DEN5:51 pmDenver Intl

See travel insights to Knoxville from

How to get the cheapest flight ticket from Denver to Knoxville

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 Knoxville?

The month of September is, on average, the cheapest month to fly to Knoxville from Denver, with most prices found around $175. If you aren’t able to travel during the month of September, then book flights to Knoxville from Denver during August instead. Flights to Knoxville in August, while not as cheap as those in September, still average around $188.

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

The cheapest day to depart from Denver to Knoxville is on a Thursday. Travelers who choose to depart for Knoxville on a Thursday will often find tickets for as low as $224. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Denver to Knoxville for around $278.

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

At noon is the cheapest time of day to fly from Denver to Knoxville when you can find flight prices for as low as $172. Flying to Knoxville at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the afternoon when prices are around $278.

What is the cheapest Denver Intl to Knoxville McGhee Tyson flight route?

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

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

We recommend purchasing flights from Denver to Knoxville 50 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Knoxville for $259. Keep in mind that you might also find cheap flights to Knoxville outside of this time window. In fact, momondo users recently found flights from Denver to Knoxville for $126.

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

There are 3 cabin classes available to choose from on Denver Intl to Knoxville McGhee Tyson 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 Denver to Knoxville flights?

You could potentially save up to 241% on your flight if you consider stops on a Denver to Knoxville flight.

How have Denver to Knoxville flight prices changed over time?

As of December 2024, prices for Denver to Knoxville flights are approximately 65% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Knoxville

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

Cheap Denver to Knoxville (DEN to TYS) flight deals and tips

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

Best Price Found

$75

Fastest flight time

2h 38m

Direct flights

Every day

Airports in Knoxville

1 airport
The best one-way flight to Knoxville from Denver in the past 72 hours is $75. The best round-trip flight deal from Denver to Knoxville found on momondo in the last 72 hours is $89.
The fastest flight from Denver to Knoxville takes 2h 38m
Direct flights go from Denver to Knoxville every day.
There is 1 airport near Knoxville: Knoxville McGhee Tyson (TYS)

  • How far is Denver Intl to Knoxville McGhee Tyson by plane?

    Denver Intl and Knoxville McGhee Tyson are 1174.7 mi apart from one another. Flights usually cover this in 2h 38m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Denver Intl Airport to Knoxville McGhee Tyson Airport are updated daily.

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

  • How old do you have to be to fly from Denver Intl Airport to Knoxville McGhee Tyson Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The travel and health documents required for your trip to Knoxville McGhee Tyson Airport 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 Knoxville McGhee Tyson Airport. 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 Denver to Knoxville?

  • What is the most popular airline from Denver to Knoxville?


Best airlines flying from Denver to Knoxville

Compare and see reviews for airlines that fly from Denver to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $68Free CancellationRating
7.3
829 reviews
Search Allegiant Air flights
FrontierPriceFrom $77Free CancellationRating
6.1
3,478 reviews
Search Frontier flights
American AirlinesPriceFrom $151Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $218Free CancellationRating
8.0
8,600 reviews
Search Delta flights
United AirlinesPriceFrom $223Free CancellationRating
7.4
9,048 reviews
Search United Airlines flights
  • United Airlines Flights From Denver to Knoxville

    United Airlines operates around 14 flights from Denver to Knoxville every week. The average price of these flights found in the last 72 hours has been $439, but momondo users have found United Airlines deals from Denver to Knoxville from as low as $223 round-trip. United Airlines has been scored 7.4/10 in 9,048 reviews.

  • Allegiant Air Flights From Denver to Knoxville

    Allegiant Air is also a popular choice for this route. Allegiant Air flight deals for Denver to Knoxville start from as low as $68 round-trip, depending on your selected dates, with average Allegiant Air deals seen on momondo around $157. Allegiant Air operates 1 flight to Knoxville from Denver in an average week. Users have rated it 7.3/10 across 829 reviews.


Why use momondo?

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

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

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to Knoxville.

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

Price alerts on flights to Knoxville from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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