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$220+ Cheap flights from Appleton to Knoxville (ATW - 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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — TYS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Appleton Intl to Knoxville McGhee Tyson are usually found in January or August, booked 83 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Appleton to Knoxville

Cheapest flights from Appleton to Knoxville
Explore the most affordable flight options available from Appleton to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:23 pmATW - TYS
1 stop7h 28mAllegiant Air
Sun 1/410:03 pmTYS - ATW
1 stop25h 51mAllegiant Air
Deal found 12/16$401
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:35 amATW - TYS
1 stop4h 15mAmerican Airlines
Fri 1/25:42 amTYS - ATW
2 stops10h 46mAmerican Airlines
Deal found 12/16$490
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:23 pmATW - TYS
1 stop7h 28mAllegiant Air
Fri 1/26:30 amTYS - ATW
1 stop26h 43mAllegiant Air
Deal found 12/16$497
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Fri 12/269:51 amATW - TYS
1 stop5h 05mAmerican Airlines
Mon 12/295:40 pmTYS - ATW
1 stop6h 06mAmerican Airlines
Deal found 12/15$535
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:51 amATW - TYS
1 stop5h 05mAmerican Airlines
Sun 1/44:28 pmTYS - ATW
2 stops9h 41mAmerican Airlines
Deal found 12/16$559
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.
Fri 12/265:35 amATW - TYS
1 stop4h 15mAmerican Airlines
Fri 1/24:28 pmTYS - ATW
2 stops8h 08mAmerican Airlines
Deal found 12/17$608
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:05 pmATW - TYS
1 stop28h 34mAllegiant Air
Fri 1/26:30 amTYS - ATW
1 stop26h 43mAllegiant Air
Deal found 12/17$638
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/263:24 pmATW - TYS
2 stops18h 32mUnited Airlines
Fri 1/25:45 amTYS - ATW
2 stops14h 19mUnited Airlines
Deal found 12/17$668
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:10 amATW - TYS
3 stops10h 41mUnited Airlines
Fri 1/25:45 amTYS - ATW
2 stops9h 48mUnited Airlines
Deal found 12/16$1,071

Find flight deals from Appleton to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Appleton (ATW) 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$269
(United Airlines)

One-way from

$220
(United Airlines)

Popular in

November

Cheapest in

January

Average price

$469
Provider with most accurate pricing for Appleton Intl-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for Appleton Intl-Knoxville McGhee Tyson flights.
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From Appleton Intl to Knoxville McGhee Tyson
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One-way flight from Appleton Intl to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Appleton 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 December 18, 2025.
Use the filters below to find and compare flights from Appleton to Knoxville that are best for you.

Fly from

Appleton

Fly to

Knoxville

Route

Depart

Return

Price

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Wed 1/7

2:45 pm-8:52 pm

1 stop5h 07m

Knoxville McGhee Tyson

Sun 1/11

6:45 am-12:00 pm

1 stop6h 15m

$269

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Wed 1/7

6:45 am-4:19 pm

2 stops8h 34m

Knoxville McGhee Tyson

Sun 1/11

5:40 am-11:23 am

2 stops6h 43m

$279

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Tue 5/12

11:27 am-9:39 pm

2 stops9h 12m

Knoxville McGhee Tyson

Sat 5/16

2:15 pm-8:57 pm

1 stop7h 42m

$309

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Sat 1/31

2:45 pm-8:52 pm

1 stop5h 07m

Knoxville McGhee Tyson

Wed 2/4

11:10 am-4:48 pm

1 stop6h 38m

$339

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Tue 5/12

4:05 pm-10:56 pm

1 stop5h 51m

Knoxville McGhee Tyson

Sat 5/16

7:30 am-10:27 am

1 stop3h 57m

$354

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Fri 1/2

3:24 pm-10:39 pm

1 stop6h 15m

Knoxville McGhee Tyson

Tue 1/6

11:10 am-3:04 pm

1 stop4h 54m

$357

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Fri 1/2

5:35 am-10:50 am

1 stop4h 15m

Knoxville McGhee Tyson

Tue 1/6

8:09 am-6:01 pm

2 stops10h 52m

$412

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Thu 1/1

3:24 pm-10:39 pm

1 stop6h 15m

Knoxville McGhee Tyson

Mon 1/5

6:45 am-12:15 pm

1 stop6h 30m

$429

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Thu 5/28

11:10 am-8:33 pm

2 stops8h 23m

Knoxville McGhee Tyson

Mon 6/1

4:00 pm-9:58 pm

1 stop6h 58m

$444

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Thu 12/25

3:24 pm-10:39 pm

1 stop6h 15m

$220

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 17 results
1
2

Compare providers for flights from Appleton 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 Appleton to Knoxville in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Appleton-Knoxville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Appleton-Knoxville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Appleton-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Appleton-Knoxville flights, Cheapflights users trust eDreams the most. eDreams 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 Appleton-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 Appleton to Knoxville

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

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

Use this chart to determine the optimal time to book a round-trip flight from Appleton to Knoxville. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Appleton to Knoxville, you should look to book at least 83 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 Appleton to Knoxville?

Currently, July is the cheapest month in which you can book a flight from Appleton to Knoxville (average of $130). Flying from Appleton to Knoxville in December is currently the most expensive (average of $227). 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.

How much does it cost to fly round-trip from Appleton to Knoxville?

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 December 18, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Appleton to Knoxville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.3

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
8,005 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.3

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
9,091 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.3

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
11,054 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.3

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.

Related info for your journey

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

  • How long is the flight from Appleton to Knoxville?

    A quick flight from Appleton to Knoxville can take about 5h 07m. United Airlines provides one of the quickest options available for as low as $269. The distance between Appleton and Knoxville is about 630 mi. This flight may include one or multiple stops.

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

    Flying on Delta is currently your cheapest option to Knoxville, with prices starting at $232. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $248 and $273, respectively. Delta is currently priced 42% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Appleton to Knoxville (average of $130). Flying from Appleton to Knoxville in December is currently the most expensive (average of $227). 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
Cherokee
Crossville
Corbin
Morristown
Bryson City
Alcoa
Oak Ridge
Murphy

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Top 3 airlines flying from Appleton to Knoxville

Discover the top 3 airlines that operate flights from Appleton 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$232Average$374FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$437FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$273Average$379FlexibilityNo cancel feeOn-time69%

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