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$219+ 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — TYS
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Appleton Intl to Knoxville McGhee Tyson are usually found in January or August, booked 41 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap 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 September 17, 2025.

Round-trip from

$249
(American Airlines)

One-way from

$219
(American Airlines)

Popular in

October

Cheapest in

January

Average price

$388
From Appleton Intl to Knoxville McGhee Tyson
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One-way flight from Appleton Intl to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 11/196:58 amATW - TYS
1 stop5h 54mAmerican Airlines
Sun 11/235:52 pmTYS - ATW
1 stop6h 41mAmerican Airlines
Deal found 9/15$249
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/225:35 amATW - TYS
1 stop4h 21mDelta
Wed 10/16:40 amTYS - ATW
1 stop5h 48mDelta
Deal found 9/15$284
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 9/252:45 pmATW - TYS
1 stop7h 05mUnited Airlines
Sun 9/287:00 amTYS - ATW
1 stop6h 01mUnited Airlines
Deal found 9/17$309
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:41 amATW - TYS
1 stop4h 04mDelta
Wed 10/296:40 amTYS - ATW
1 stop5h 45mDelta
Deal found 9/16$314
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 10/26:30 amATW - TYS
1 stop5h 55mUnited Airlines
Sun 10/57:00 amTYS - ATW
1 stop6h 01mUnited Airlines
Deal found 9/16$329

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 September 17, 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

Tue 10/14

2:45 pm-10:50 pm

1 stop7h 05m

Knoxville McGhee Tyson

Tue 10/21

8:50 am-12:01 pm

1 stop4h 11m

$249

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Tue 9/23

5:35 am-10:56 am

1 stop4h 21m

Knoxville McGhee Tyson

Tue 9/30

6:40 am-11:28 am

1 stop5h 48m

$284

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Mon 9/22

5:35 am-10:56 am

1 stop4h 21m

Knoxville McGhee Tyson

Wed 10/1

6:40 am-11:28 am

1 stop5h 48m

$284

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Thu 9/25

2:45 pm-10:50 pm

1 stop7h 05m

Knoxville McGhee Tyson

Sun 9/28

7:00 am-12:01 pm

1 stop6h 01m

$309

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Fri 9/26

2:45 pm-10:50 pm

1 stop7h 05m

Knoxville McGhee Tyson

Sun 9/28

7:00 am-12:01 pm

1 stop6h 01m

$309

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Wed 10/22

5:41 am-10:45 am

1 stop4h 04m

Knoxville McGhee Tyson

Wed 10/29

5:44 am-11:25 am

2 stops6h 41m

$319

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Thu 10/2

6:30 am-1:25 pm

1 stop5h 55m

Knoxville McGhee Tyson

Sun 10/5

7:00 am-12:01 pm

1 stop6h 01m

$329

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Thu 12/11

9:39 am-5:12 pm

1 stop6h 33m

$219

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Sun 10/12

9:00 am-10:34 am

1 stop24h 34m

$266

AppletonKnoxville

ATW - TYS

ATWTYS

Appleton Intl

Thu 9/25

2:45 pm-10:50 pm

1 stop7h 05m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 13 results
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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 September 12, 2025.

To ensure you get the cheapest price possible for a flight from Appleton to Knoxville, you should look to book at least 40 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, January is the cheapest month in which you can book a flight from Appleton to Knoxville (average of $295). Flying from Appleton to Knoxville in March is currently the most expensive (average of $376). 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 September 17, 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
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 4h 21m. United Airlines provides one of the quickest options available for as low as $284. 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 $258, respectively. Delta 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, January is the cheapest month in which you can book a flight from Appleton to Knoxville (average of $295). Flying from Appleton to Knoxville in March is currently the most expensive (average of $376). 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
Morristown
Cherokee
Corbin
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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$232Average$328FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$435FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$437FlexibilityNo cancel feeOn-time69%

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