$50+ Cheap flights from Denver to Knoxville (DEN - 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — TYS
Sep 14 — Sep 211
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Knoxville 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.Cheapflights Tip: The best prices from Denver Intl to Knoxville McGhee Tyson are usually found in August or November, booked 50 days in advance, depart on a Thursday or Friday and return on a Sunday
Cheap flight deals from Denver to Knoxville
Cheapest
Best
Last-minute
One-way
Cheapest flights from Denver to KnoxvilleExplore the most affordable flight options available from Denver to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from Denver to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:26 am -
Nonstop2h 45m
Fri 11/610:03 pm -
1 stop13h 27m
Deal found 8/12![Multiple Airlines logo]()
$147
This CheapOair deal was found by Cheapflights users on 8/13. 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.
Thu 8/279:00 am -
Nonstop2h 49m
Sun 8/307:00 am -
Nonstop3h 10m
Deal found 8/13![Allegiant Air logo]()
$150
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 10/228:26 am -
Nonstop2h 45m
Thu 10/296:30 am -
Nonstop3h 06m
Deal found 8/12![Allegiant Air logo]()
$151
This CheapOair deal was found by Cheapflights users on 8/11. 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.
Thu 9/108:55 am -
Nonstop2h 49m
Sun 9/137:00 am -
Nonstop3h 05m
Deal found 8/11![Allegiant Air logo]()
$158
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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.
Sun 9/68:55 am -
Nonstop2h 49m
Thu 9/107:00 am -
Nonstop3h 05m
Deal found 8/13![Allegiant Air logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:32 pm -
1 stop26h 33m
Thu 10/296:30 am -
Nonstop3h 06m
Deal found 8/11![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:59 pm -
1 stop20h 37m
Sun 11/156:30 am -
Nonstop3h 10m
Deal found 8/13![Multiple Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
1 stop12h 50m
Thu 10/296:30 am -
Nonstop3h 06m
Deal found 8/11![Multiple Airlines logo]()
$171
This Expedia deal was found by Cheapflights users on 8/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:26 am -
Nonstop2h 45m
Sun 10/256:30 am -
Nonstop3h 06m
Deal found 8/11![Allegiant Air logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:30 am -
Nonstop2h 49m
Mon 11/162:21 pm -
2 stops34h 38m
Deal found 8/12![Multiple Airlines logo]()
$175
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:00 am -
Nonstop2h 49m
Sun 9/67:00 am -
Nonstop3h 05m
Deal found 8/14![Allegiant Air logo]()
$177
Best flights from Denver to KnoxvilleDiscover carefully curated flight deals from Denver to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from Denver to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 10/284:10 pm -
1 stop5h 49m
Sat 10/319:00 am -
Nonstop3h 27m
Deal found 8/10![United Airlines logo]()
$224
This Southwest deal was found by Cheapflights users on 8/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:35 am -
2 stops8h 50m
Sat 9/196:50 am -
2 stops8h 50m
Deal found 8/15![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:25 pm -
Nonstop2h 49m
Sat 10/249:00 am -
Nonstop3h 18m
Deal found 8/15![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 8/10. 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.
Wed 10/2811:15 am -
2 stops7h 45m
Sat 10/316:40 am -
2 stops9h 15m
Deal found 8/10![Southwest logo]()
$331
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 9/105:50 pm -
Nonstop2h 54m
Mon 9/146:02 pm -
1 stop7h 26m
Deal found 8/13![United Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 8/13. 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.
Sat 10/176:30 am -
2 stops9h 20m
Sat 10/248:10 am -
2 stops9h 55m
Deal found 8/13![Southwest logo]()
$338
This Southwest deal was found by Cheapflights users on 8/13. 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.
Fri 10/24:05 pm -
1 stop4h 35m
Mon 10/57:25 pm -
1 stop6h 55m
Deal found 8/13![Southwest logo]()
$382
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 9/135:50 pm -
Nonstop2h 54m
Wed 9/234:50 pm -
Nonstop3h 20m
Deal found 8/13![United Airlines logo]()
$391
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sun 9/276:00 am -
1 stop6h 42m
Fri 10/29:00 am -
Nonstop3h 18m
Deal found 8/11![United Airlines logo]()
$477
Last-minute flights from Denver to KnoxvilleDiscover last-minute flight deals from Denver to Knoxville. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Knoxville. Data last updated August 15, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/13. 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.
Thu 8/279:00 am -
Nonstop2h 49m
Sun 8/307:00 am -
Nonstop3h 10m
Deal found 8/13![Allegiant Air logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:00 am -
Nonstop2h 49m
Mon 8/318:30 am -
1 stop25h 37m
Deal found 8/11![Multiple Airlines logo]()
$197
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:00 am -
Nonstop2h 49m
Sun 9/67:00 am -
Nonstop3h 05m
Deal found 8/14![Allegiant Air logo]()
$177
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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.
Sun 9/68:55 am -
Nonstop2h 49m
Thu 9/107:00 am -
Nonstop3h 05m
Deal found 8/13![Allegiant Air logo]()
$160
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 9/911:00 am -
Nonstop2h 54m
Wed 9/169:00 am -
Nonstop3h 20m
Deal found 8/11![United Airlines logo]()
$215
This CheapOair deal was found by Cheapflights users on 8/11. 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.
Thu 9/108:55 am -
Nonstop2h 49m
Sun 9/137:00 am -
Nonstop3h 05m
Deal found 8/11![Allegiant Air logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:21 am -
1 stop27h 07m
Tue 9/223:21 pm -
1 stop18h 47m
Deal found 8/12![Multiple Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:12 pm -
1 stop26h 09m
Sun 9/277:00 am -
Nonstop3h 05m
Deal found 8/13![Multiple Airlines logo]()
$196
One-way flights from Denver to KnoxvilleSearch for one-way flight options from Denver to Knoxville. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
Search for one-way flight options from Denver to Knoxville. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This Jetabroad deal was found by Cheapflights users on 8/12. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:26 am -
Nonstop2h 45m
Deal found 8/12![Allegiant Air logo]()
$50
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:30 am -
Nonstop2h 49m
Deal found 8/12![Allegiant Air logo]()
$53
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:26 am -
Nonstop2h 45m
Deal found 8/12![Allegiant Air logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:30 am -
Nonstop2h 49m
Deal found 8/12![Allegiant Air logo]()
$76
This Super.com deal was found by Cheapflights users on 8/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:00 am -
Nonstop2h 49m
Deal found 8/12![Allegiant Air logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:56 pm -
1 stop24h 10m
Deal found 8/12![Multiple Airlines logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:12 pm -
1 stop17h 30m
Deal found 8/12![Multiple Airlines logo]()
$96
This Super.com deal was found by Cheapflights users on 8/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:00 am -
Nonstop2h 49m
Deal found 8/12![Allegiant Air logo]()
$99
Find flight deals from Denver to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) 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 August 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $147 (Kiwi.com) |
One-way from | $50 (Jetabroad) |
Popular in | March |
Cheapest in | August |
Average price | $168 |
Good round-trip deal | $189 or less |
Good one-way deal | $117 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver 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 August 15, 2026.
Use the filters below to find and compare flights from Denver to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Wed 10/28
4:10 pm-11:59 pm
1 stop5h 49m
Knoxville McGhee Tyson
Sat 10/31
9:00 am-10:27 am
Nonstop3h 27m
$224
Quickest round-trip
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Sat 10/17
5:25 pm-10:14 pm
Nonstop2h 49m
Knoxville McGhee Tyson
Sat 10/24
9:00 am-10:18 am
Nonstop3h 18m
$277
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Sat 9/12
8:35 am-7:25 pm
2 stops8h 50m
Knoxville McGhee Tyson
Sat 9/19
6:50 am-1:40 pm
2 stops8h 50m
$307
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Wed 10/28
11:15 am-9:00 pm
2 stops7h 45m
Knoxville McGhee Tyson
Sat 10/31
6:40 am-1:55 pm
2 stops9h 15m
$331
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Thu 9/10
5:50 pm-10:44 pm
Nonstop2h 54m
Knoxville McGhee Tyson
Mon 9/14
6:02 pm-11:28 pm
1 stop7h 26m
$337
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Sat 10/17
6:30 am-5:50 pm
2 stops9h 20m
Knoxville McGhee Tyson
Sat 10/24
8:10 am-4:05 pm
2 stops9h 55m
$338
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Fri 10/2
4:05 pm-10:40 pm
1 stop4h 35m
Knoxville McGhee Tyson
Mon 10/5
7:25 pm-12:20 am
1 stop6h 55m
$382
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Sun 9/13
5:50 pm-10:44 pm
Nonstop2h 54m
Knoxville McGhee Tyson
Wed 9/23
4:50 pm-6:10 pm
Nonstop3h 20m
$391
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Sun 9/27
6:00 am-2:42 pm
1 stop6h 42m
Knoxville McGhee Tyson
Fri 10/2
9:00 am-10:18 am
Nonstop3h 18m
$477
Cheapest one-way
DenverKnoxville
DEN Denver Intl - TYS Knoxville McGhee Tyson
DENTYS
Denver Intl
Thu 9/10
5:50 pm-10:44 pm
Nonstop2h 54m
$114
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Denver 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 Denver to Knoxville in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Denver-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Denver-Knoxville 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 Denver-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 Denver to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from Denver with our price prediction graph.
DEN-TYS
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 Denver to Knoxville
How far ahead should I book a flight from Denver to Knoxville?
The price you pay for your flight from Denver to Knoxville may vary depending on when you book. For the best chance of a lower fare, look to book 49 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 Denver to Knoxville?
Currently, August is the cheapest month in which you can book a flight from Denver to Knoxville (average of $176). Flying from Denver to Knoxville in March is currently the most expensive (average of $386). 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 DEN to TYS?
Find hourly flight availability from Denver to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 15, 2026.
When flying from Denver to Knoxville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 August 15, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAllegiant Air from Denver to Knoxville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Related info for your journey
Find useful and relevant information for your journey from Denver to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa
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Other flights to Knoxville
Explore flights to Knoxville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
Denver and Knoxville flights
Browse other Denver and Knoxville flight options. Last updated on August 15, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Denver to Knoxville
Discover the top 6 airlines that operate flights from Denver 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 August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$61 | Average$148 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$84 | Average$233 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$124 | Average$266 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$218 | Average$378 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$225 | Average$404 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$248 | Average$386 | FlexibilityNo cancel fee | On-time63% |