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$159+ 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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — TYS
May 14 — May 211
Thu 5/14
Thu 5/21
1 adult, Economy
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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 April 14, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/12. 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.
Fri 4/247:00 am
ATW
-
TYS
1 stop14h 24m
Allegiant Air
Wed 4/294:25 pm
TYS
-
ATW
1 stop22h 38m
Allegiant Air
Deal found 4/12$261
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 7/162:44 pm
ATW
-
TYS
1 stop29h 31m
Allegiant Air
Thu 7/2312:59 pm
TYS
-
ATW
1 stop9h 53m
Allegiant Air
Deal found 4/11$262
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 7/92:44 pm
ATW
-
TYS
1 stop23h 14m
Allegiant Air
Sun 7/129:11 pm
TYS
-
ATW
1 stop12h 35m
Allegiant Air
Deal found 4/11$273
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 4/263:17 pm
ATW
-
TYS
1 stop25h 13m
Allegiant Air
Wed 4/294:25 pm
TYS
-
ATW
1 stop22h 38m
Allegiant Air
Deal found 4/12$275
This Kiwi.com deal was found by Cheapflights users on 4/12. 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.
Sat 4/2510:00 am
ATW
-
TYS
1 stop7h 03m
Allegiant Air
Wed 4/294:25 pm
TYS
-
ATW
1 stop22h 38m
Allegiant Air
Deal found 4/12$277
This Kiwi.com deal was found by Cheapflights users on 4/12. 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.
Mon 4/207:00 am
ATW
-
TYS
1 stop25h 40m
Allegiant Air
Wed 4/294:25 pm
TYS
-
ATW
1 stop22h 38m
Allegiant Air
Deal found 4/12$278
This United Airlines deal was found by Cheapflights users on 4/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/162:40 pm
ATW
-
TYS
1 stop5h 16m
United Airlines
Tue 7/146:30 am
TYS
-
ATW
1 stop6h 19m
United Airlines
Deal found 4/12$291
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 4/263:17 pm
ATW
-
TYS
1 stop25h 13m
Multiple Airlines
Thu 4/309:25 pm
TYS
-
ATW
2 stops25h 38m
Multiple Airlines
Deal found 4/12$292
This Kiwi.com deal was found by Cheapflights users on 4/12. 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.
Sat 4/2510:00 am
ATW
-
TYS
1 stop7h 03m
Multiple Airlines
Thu 4/309:25 pm
TYS
-
ATW
2 stops25h 38m
Multiple Airlines
Deal found 4/12$294
This Kiwi.com deal was found by Cheapflights users on 4/12. 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.
Mon 4/207:00 am
ATW
-
TYS
1 stop25h 40m
Multiple Airlines
Thu 4/309:25 pm
TYS
-
ATW
2 stops25h 38m
Multiple Airlines
Deal found 4/12$295
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 7/92:44 pm
ATW
-
TYS
1 stop29h 31m
Allegiant Air
Mon 7/133:48 pm
TYS
-
ATW
1 stop7h 46m
Allegiant Air
Deal found 4/13$297
This Kiwi.com deal was found by Cheapflights users on 4/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/92:44 pm
ATW
-
TYS
1 stop25h 55m
Allegiant Air
Thu 8/138:29 pm
TYS
-
ATW
1 stop13h 17m
Allegiant Air
Deal found 4/10$298

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 April 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$261
(Kiwi.com)

One-way from

$159
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$422
Provider with most accurate pricing for Appleton Intl-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Appleton Intl-Knoxville McGhee Tyson flights.
Search Deals
From Appleton Intl to Knoxville McGhee Tyson
Search Deals
One-way flight from Appleton Intl to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 April 14, 2026.
Use the filters below to find and compare flights from Appleton to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Fri 8/14

1:26 pm-11:47 pm

2 stops9h 21m

Knoxville McGhee Tyson

Sat 8/22

7:30 am-10:27 am

1 stop3h 57m

$315

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Sun 8/16

10:55 am-9:46 pm

2 stops9h 51m

Knoxville McGhee Tyson

Sat 8/22

5:30 am-11:11 am

2 stops6h 41m

$326
Quickest round-trip

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Tue 4/28

3:46 pm-10:34 pm

1 stop5h 48m

Knoxville McGhee Tyson

Sat 5/2

1:52 pm-4:50 pm

1 stop3h 58m

$339

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Fri 8/28

10:55 am-6:17 pm

2 stops6h 22m

Knoxville McGhee Tyson

Wed 9/2

5:30 am-11:11 am

2 stops6h 41m

$341

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Tue 4/28

11:12 am-4:42 pm

1 stop4h 30m

Knoxville McGhee Tyson

Sat 5/2

5:40 am-11:22 am

2 stops6h 42m

$344

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Thu 9/3

1:26 pm-11:47 pm

2 stops9h 21m

Knoxville McGhee Tyson

Tue 9/8

6:45 am-11:11 am

1 stop5h 26m

$345

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Mon 6/1

5:30 am-1:10 pm

1 stop6h 40m

Knoxville McGhee Tyson

Sat 6/6

5:40 am-10:28 am

2 stops5h 48m

$394

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Wed 6/24

5:30 pm-12:30 am

1 stop6h 00m

Knoxville McGhee Tyson

Mon 6/29

6:30 am-9:58 am

1 stop4h 28m

$415
Cheapest one-way
Quickest one-way

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Sun 4/19

7:45 am-1:16 pm

2 stops28h 31m

$159

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Wed 7/1

4:00 pm-10:24 pm

1 stop29h 24m

$182

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/12

Showing 1-10 of 11 resultsSorted by cheapest first
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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Appleton-Knoxville flight deals on Cheapflights vs. FlightHub >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 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 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 April 10, 2026.

To ensure you get the cheapest price possible for a flight from Appleton to Knoxville, you should look to book at least 17 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 $126). Flying from Appleton to Knoxville in June is currently the most expensive (average of $228). 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 April 14, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican 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
8,406 reviews

Overall

7.9

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

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
8,406 reviews
Delta
7.9
Good
8,406 reviews

Overall

7.9

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

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
9,581 reviews
Delta
7.9
Good
8,406 reviews

Overall

7.9

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

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
7.1
Good
11,573 reviews
Delta
7.9
Good
8,406 reviews

Overall

7.9

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

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 9h 21m. Delta provides one of the quickest options available for as low as $315. The distance between Appleton and Knoxville is about 630 mi.

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

    Flying on American Airlines is currently your cheapest option to Knoxville, with prices starting at $248. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $248 and $298, respectively. American Airlines is currently priced 40% 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 $126). Flying from Appleton to Knoxville in June is currently the most expensive (average of $228). 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
Murphy
Oak Ridge

Browse thousands of different options on Cheapflights for your next trip

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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 April 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$435FlexibilityNo cancel feeOn-time71%
DeltaCheapest$248Average$396FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$412FlexibilityNo cancel feeOn-time69%

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