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Knoxville

$45+ Cheap flights from Knoxville

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DEN
Mar 19 — Mar 261
Thu 3/19
Thu 3/26
1 adult, Economy
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What to know about flights from Knoxville

Discover essential information about flights departing from Knoxville, including flight schedules, destinations, airlines operating at the Knoxville airport, and any specific guidelines or requirements for travelers. Please note that the information is based on the most recent updates available. Data last updated February 17, 2026.

Cheapest one-way flight

$46

Cheapest round-trip flight

$75

Cheapest airline

Allegiant Air

Most popular destination

Atlanta Hartsfield-Jackson (ATL)

Good round-trip deal

$78 or less

Good one-way deal

$51 or less
The cheapest one-way flight from Knoxville McGhee Tyson is currently to Washington, D.C. Dulles Intl.
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The cheapest round-trip flight from Knoxville McGhee Tyson is currently to Washington, D.C. Dulles Intl.
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On average, Allegiant Air currently has the cheapest one-way flight from Knoxville McGhee Tyson (avg. price of $78).
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Atlanta Hartsfield-Jackson (ATL) is currently the most popular flight destination from Knoxville McGhee Tyson (average round-trip price of $323).
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Price to beat on a round-trip flight from Knoxville McGhee Tyson.
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Price to beat on a one-way flight from Knoxville McGhee Tyson.
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Find flights from Knoxville

Cheapest flights from Knoxville
Explore the most affordable flight options available from Knoxville. Find the lowest fares based on data from user searches, with prices last updated on February 17, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/42:05 pm
TYS
-
MCO
Nonstop1h 40m
Allegiant Air
Fri 3/64:36 pm
MCO
-
TYS
Nonstop1h 51m
Allegiant Air
Deal found 2/14$118
This Booking.com deal was found by Cheapflights users on 2/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/12:14 pm
TYS
-
SFB
Nonstop1h 34m
Allegiant Air
Sun 4/511:27 am
SFB
-
TYS
Nonstop1h 40m
Allegiant Air
Deal found 2/14$118
This Mytrip deal was found by Cheapflights users on 2/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1611:54 am
TYS
-
MCO
Nonstop1h 40m
Allegiant Air
Mon 3/234:36 pm
MCO
-
TYS
Nonstop1h 51m
Allegiant Air
Deal found 2/16$122
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:07 pm
TYS
-
SFB
Nonstop1h 36m
Allegiant Air
Wed 3/41:25 pm
SFB
-
TYS
Nonstop1h 39m
Allegiant Air
Deal found 2/15$122
This Cheapflightsfares deal was found by Cheapflights users on 2/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:55 am
TYS
-
SFB
Nonstop1h 35m
Allegiant Air
Fri 3/208:08 pm
SFB
-
TYS
Nonstop1h 39m
Allegiant Air
Deal found 2/17$124
This Cheapflightsfares deal was found by Cheapflights users on 2/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/49:00 am
TYS
-
SFB
Nonstop1h 34m
Allegiant Air
Sun 4/1210:44 am
SFB
-
TYS
Nonstop1h 40m
Allegiant Air
Deal found 2/17$125
This Mytrip deal was found by Cheapflights users on 2/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:30 am
TYS
-
SFB
Nonstop1h 36m
Allegiant Air
Mon 3/211:26 am
SFB
-
TYS
Nonstop1h 38m
Allegiant Air
Deal found 2/13$126
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/258:30 am
TYS
-
MCO
Nonstop1h 40m
Allegiant Air
Mon 3/304:36 pm
MCO
-
TYS
Nonstop1h 51m
Allegiant Air
Deal found 2/14$127
This Mytrip deal was found by Cheapflights users on 2/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/145:48 pm
TYS
-
SFB
Nonstop1h 35m
Allegiant Air
Sat 3/219:37 pm
SFB
-
TYS
Nonstop1h 39m
Allegiant Air
Deal found 2/16$127
This Booking.com deal was found by Cheapflights users on 2/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/289:36 pm
TYS
-
FLL
Nonstop2h 03m
Allegiant Air
Sat 4/46:30 am
FLL
-
TYS
Nonstop2h 06m
Allegiant Air
Deal found 2/15$128
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3112:02 pm
TYS
-
SFB
Nonstop1h 35m
Allegiant Air
Sun 4/511:27 am
SFB
-
TYS
Nonstop1h 40m
Allegiant Air
Deal found 2/16$128
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/173:00 pm
TYS
-
FLL
Nonstop2h 03m
Allegiant Air
Thu 3/198:17 pm
FLL
-
TYS
Nonstop2h 09m
Allegiant Air
Deal found 2/16$130

Find flights from Knoxville within your budget

 
Find flights departing from Knoxville that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on February 17, 2026. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Denver

Route

Depart

Return

Price

KnoxvilleOrlando

TYS - SFB

TYSSFB

Knoxville McGhee Tyson

Wed 4/1

2:14 pm-3:48 pm

Nonstop1h 34m

Orlando Sanford Intl

Sun 4/5

11:27 am-1:07 pm

Nonstop1h 40m

$118

KnoxvilleOrlando

TYS - SFB

TYSSFB

Knoxville McGhee Tyson

Thu 4/2

1:55 pm-3:29 pm

Nonstop1h 34m

Orlando Sanford Intl

Mon 4/6

11:04 am-12:44 pm

Nonstop1h 40m

$122

KnoxvilleOrlando

TYS - SFB

TYSSFB

Knoxville McGhee Tyson

Fri 3/27

11:25 am-1:00 pm

Nonstop1h 35m

Orlando Sanford Intl

Sun 4/5

11:27 am-1:07 pm

Nonstop1h 40m

$124

KnoxvilleOrlando

TYS - SFB

TYSSFB

Knoxville McGhee Tyson

Tue 3/31

12:02 pm-1:37 pm

Nonstop1h 35m

Orlando Sanford Intl

Sat 4/4

6:06 pm-7:46 pm

Nonstop1h 40m

$124

KnoxvilleOrlando

TYS - SFB

TYSSFB

Knoxville McGhee Tyson

Fri 4/24

6:20 pm-7:54 pm

Nonstop1h 34m

Orlando Sanford Intl

Mon 4/27

8:44 pm-10:24 pm

Nonstop1h 40m

$127

KnoxvilleOrlando

TYS - SFB

TYSSFB

Knoxville McGhee Tyson

Sat 3/14

5:48 pm-7:23 pm

Nonstop1h 35m

Orlando Sanford Intl

Sat 3/21

9:37 pm-11:16 pm

Nonstop1h 39m

$127

KnoxvilleFort Lauderdale

TYS - FLL

TYSFLL

Knoxville McGhee Tyson

Sat 3/28

9:36 pm-11:39 pm

Nonstop2h 03m

Fort Lauderdale

Sat 4/4

6:30 am-8:36 am

Nonstop2h 06m

$128

KnoxvilleOrlando

TYS - SFB

TYSSFB

Knoxville McGhee Tyson

Tue 3/31

12:02 pm-1:37 pm

Nonstop1h 35m

Orlando Sanford Intl

Sun 4/5

11:27 am-1:07 pm

Nonstop1h 40m

$128

KnoxvilleOrlando

TYS - SFB

TYSSFB

Knoxville McGhee Tyson

Wed 4/1

2:14 pm-3:48 pm

Nonstop1h 34m

Orlando Sanford Intl

Sat 4/4

6:06 pm-7:46 pm

Nonstop1h 40m

$134

KnoxvilleFort Lauderdale

TYS - FLL

TYSFLL

Knoxville McGhee Tyson

Thu 3/19

3:55 pm-5:58 pm

Nonstop2h 03m

Fort Lauderdale

Mon 3/23

6:18 am-11:32 pm

1 stop17h 14m

$171

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 60 results
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Compare providers for flights from 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 Knoxville in February
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 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: Among all the travel providers offering deals on flights from Knoxville, FlightHub has been found to have the most accurate pricing. Users can find the same prices on deals on Cheapflights as FlightHub about >95% of the time. This is based on searches for flights from Knoxville made on Cheapflights over the past month and is updated monthly.
  • Most trusted provider: In terms of trustworthiness, Cheapflights users rate FlightHub the highest out of those offering flight deals from Knoxville. FlightHub has a user feedback rating of 3 out of 3 stars (3 being the best) and has received the most positive sentiment from Cheapflights users searching for flights from Knoxville. This info is gathered from Cheapflights searches over the past month.

Best time to book a flight from Knoxville

Have a flexible travel schedule? Discover the best time to fly 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

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

When is the best time to book a flight from Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Denver. Price data was last updated on February 13, 2026.

To ensure you get the cheapest price possible for a flight from Knoxville, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Knoxville (average of $59). Flying from Knoxville in January will prove the most costly (average of $158). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Knoxville?

For flights departing from Knoxville check dates and pricing for the following: United Airlines, Allegiant Air, Frontier, American Airlines, Delta. These airlines depart to the following popular destinations: Denver.

American Airlines
American Airlines
From $156
Allegiant Air
Allegiant Air
From $31
United Airlines
United Airlines
From $124
Delta
Delta
From $109

What are popular destinations to fly to from Knoxville?

Some of the most frequent flights departing from Knoxville everyday are: Chicago (358 flights per day), Atlanta (247 flights per day), and Washington, D.C. (201 flights per day).

Chicago
Chicago
From $145
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From $141
Dallas/Fort Worth
Dallas/Fort Worth
From $155
Orlando
Orlando
From $54

What is the cheapest place to fly to from Knoxville?

The cheapest city to fly to from Knoxville is Sarasota Bradenton Intl, with prices starting at $40. Explore other affordable destinations below.

Sarasota Bradenton Intl
Sarasota Bradenton Intl
From $40
Washington, D.C.
Washington, D.C.
From $46
Jacksonville
Jacksonville
From $47
Valparaiso Destin-Ft Walton Beach
Valparaiso Destin-Ft Walton Beach
From $53

Airline reviews for flights from Knoxville

Read reviews and ratings of airlines operating flights from Knoxville. Gain insights into the quality of service, in-flight amenities, customer experiences, and overall satisfaction to choose the best airline for your Knoxville travel. Please note that the reviews are sourced from user searches and were last updated on February 17, 2026. In the last 7 days, Cheapflights users made a total of 2,558,603 searches.
Peruse reviews from past customers who have flown Delta, United Airlines, and American Airlines from Knoxville to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,208 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,208 reviews
Delta
7.9
Good
8,208 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,313 reviews
Delta
7.9
Good
8,208 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,304 reviews
Delta
7.9
Good
8,208 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Allegiant Air
7.2
Good
711 reviews
Delta
7.9
Good
8,208 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.7
Fair
3,048 reviews
Delta
7.9
Good
8,208 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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Airports servicing Knoxville

Fly out of one of these airports located in Knoxville.
Flights from Nashville
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Flights from Memphis
Flights from Jackson
Flights from Blountville

Related info for your journey

Access useful and relevant information related to your journey from Knoxville. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated February 17, 2026.

  • What are the most popular destinations to fly to from Knoxville?

    This month, the top selected destinations from Knoxville are Fort Lauderdale, Las Vegas, Denver. Throughout the year, Denver, Las Vegas, Fort Lauderdale are some of the top choices made by users flying from Knoxville.

  • What is the cheapest flight from Knoxville to anywhere?

    Users have flown out of Knoxville for as low as $40 to Sarasota (prices may vary depending on the airline and departure time). On average, users have booked flights for $416 to fly from Knoxville.

  • What are the cheapest airlines flying from Knoxville to anywhere?

    Over the past few days, we've found that Allegiant Air, Frontier, and Avelo Airlines have the cheapest prices from Knoxville. Allegiant Air flights from Knoxville to Austin Bergstrom ($31), Frontier flights from Knoxville to Denver Intl ($68), and Avelo Airlines flights from Knoxville to Tweed-New Haven ($97).

  • What is the cheapest premium economy flight from Knoxville?

    Options for some of the cheapest premium economy flights from Knoxville we have found on Cheapflights are as follows:
    Fly from Knoxville McGhee Tyson to Detroit Metropolitan Wayne County Airport starting at $854
    Fly from Knoxville McGhee Tyson to New York LaGuardia Airport starting at $879
    Fly from Knoxville McGhee Tyson to Atlanta starting at $928
    Fly from Knoxville McGhee Tyson to Washington, D.C. Dulles Intl Airport starting at $1,346

  • What is the cheapest first class flight from Knoxville?

    If you’re looking for a cheap first-class flight from Knoxville, consider Houston. Prices start at $517 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from Knoxville?

    August is currently the cheapest month to fly from Knoxville. At this moment in time January is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Knoxville?

    Check out the cheapest flights from Knoxville to embark to:
    Fly from Knoxville to Orlando from $77 round trip
    Fly from Knoxville to Key West from $79 round trip
    Fly from Knoxville to Washington, D.C. from $83 round trip
    Fly from Knoxville to Tampa from $83 round trip
    Fly from Knoxville to Fort Lauderdale from $93 round trip

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