$200+ Cheap flights from Knoxville to Appleton (TYS - ATW)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ATW
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville to Appleton 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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Knoxville to Appleton
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Best
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One-way
Cheapest flights from Knoxville to AppletonExplore the most affordable flight options available from Knoxville to Appleton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Knoxville to Appleton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 11/56:45 am -
1 stop6h 30m
Sun 11/89:50 am -
1 stop6h 09m
Deal found 9/10![United Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/61:50 pm -
1 stop28h 40m
Mon 10/127:11 pm -
1 stop22h 03m
Deal found 9/7![Allegiant Air logo]()
$430
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/111:53 pm -
1 stop6h 12m
Mon 9/145:00 pm -
1 stop4h 49m
Deal found 9/6![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/226:00 pm -
1 stop5h 58m
Sat 9/262:36 pm -
1 stop5h 13m
Deal found 9/7![United Airlines logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/284:18 pm -
1 stop24h 40m
Thu 10/13:19 pm -
1 stop19h 40m
Deal found 9/6![Allegiant Air logo]()
$453
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 10/66:05 pm -
2 stops6h 52m
Mon 10/126:14 pm -
1 stop4h 45m
Deal found 9/7![American Airlines logo]()
$521
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/113:53 pm -
2 stops9h 02m
Mon 9/145:21 pm -
1 stop4h 29m
Deal found 9/6![American Airlines logo]()
$553
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 9/284:46 pm -
2 stops8h 09m
Thu 10/15:21 pm -
1 stop4h 29m
Deal found 9/6![American Airlines logo]()
$649
Best flights from Knoxville to AppletonDiscover carefully curated flight deals from Knoxville to Appleton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Knoxville to Appleton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. 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 11/56:45 am -
1 stop6h 30m
Sun 11/89:50 am -
1 stop6h 09m
Deal found 9/8![United Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/284:18 pm -
1 stop24h 40m
Thu 10/13:19 pm -
1 stop19h 40m
Deal found 9/6![Allegiant Air logo]()
$453
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 9/284:46 pm -
2 stops8h 09m
Thu 10/15:21 pm -
1 stop4h 29m
Deal found 9/6![American Airlines logo]()
$649
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/226:00 pm -
1 stop5h 58m
Sat 9/262:36 pm -
1 stop5h 13m
Deal found 9/7![United Airlines logo]()
$449
Last-minute flights from Knoxville to AppletonDiscover last-minute flight deals from Knoxville to Appleton. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Appleton. Data last updated September 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/111:53 pm -
1 stop6h 12m
Mon 9/145:00 pm -
1 stop4h 49m
Deal found 9/6![United Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/113:53 pm -
2 stops9h 02m
Mon 9/145:21 pm -
1 stop4h 29m
Deal found 9/6![American Airlines logo]()
$553
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/226:00 pm -
1 stop5h 58m
Sat 9/262:36 pm -
1 stop5h 13m
Deal found 9/7![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/11. 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 48m
Sun 9/272:36 pm -
1 stop5h 13m
Deal found 9/11![United Airlines logo]()
$869
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/284:18 pm -
1 stop24h 40m
Thu 10/13:19 pm -
1 stop19h 40m
Deal found 9/6![Allegiant Air logo]()
$453
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 9/284:46 pm -
2 stops8h 09m
Thu 10/15:21 pm -
1 stop4h 29m
Deal found 9/6![American Airlines logo]()
$649
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/46:11 pm -
2 stops23h 44m
Wed 10/711:00 am -
1 stop10h 41m
Deal found 9/9![Allegiant Air logo]()
$678
This Delta deal was found by Cheapflights users on 9/9. 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.
Sun 10/46:13 pm -
1 stop5h 32m
Wed 10/75:35 am -
1 stop7h 05m
Deal found 9/9![Delta logo]()
$714
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/61:50 pm -
1 stop28h 40m
Mon 10/127:11 pm -
1 stop22h 03m
Deal found 9/7![Allegiant Air logo]()
$430
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 10/66:05 pm -
2 stops6h 52m
Mon 10/126:14 pm -
1 stop4h 45m
Deal found 9/7![American Airlines logo]()
$521
One-way flights from Knoxville to AppletonSearch for one-way flight options from Knoxville to Appleton. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Knoxville to Appleton. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 9/211:52 pm -
1 stop27h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Allegiant Air logo]()
$200
This Delta deal was found by Cheapflights users on 9/9. 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.
Tue 9/156:20 pm -
1 stop5h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$265
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Tue 9/156:00 am -
1 stop6h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:43 pm -
2 stops10h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$409
Find flight deals from Knoxville to Appleton
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Appleton (ATW). 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 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (United Airlines) |
One-way from | $200 (Kiwi.com) |
Popular in | September |
Cheapest in | January |
Average price | $853 |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Appleton 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 7,457,451 searches. Data last updated September 11, 2026.
Use the filters below to find and compare flights from Knoxville to Appleton that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Mon 9/21
1:52 pm-3:58 pm
1 stop27h 06m
Appleton Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$200
Quickest round-trip
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Tue 9/15
6:20 pm-11:02 pm
1 stop5h 42m
Appleton Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$265
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Tue 9/15
10:12 am-4:51 pm
1 stop7h 39m
Appleton Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$265
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Tue 9/15
6:00 am-11:43 am
1 stop6h 43m
Appleton Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$387
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Thu 11/5
6:45 am-12:15 pm
1 stop6h 30m
Appleton Intl
Sun 11/8
9:50 am-4:59 pm
1 stop6h 09m
$399
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Mon 9/21
2:43 pm-11:55 pm
2 stops10h 12m
Appleton Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$409
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Tue 9/22
6:00 pm-10:58 pm
1 stop5h 58m
Appleton Intl
Sat 9/26
2:36 pm-8:49 pm
1 stop5h 13m
$449
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Mon 9/28
4:18 pm-3:58 pm
1 stop24h 40m
Appleton Intl
Thu 10/1
3:19 pm-11:59 am
1 stop19h 40m
$453
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Mon 9/28
4:46 pm-11:55 pm
2 stops8h 09m
Appleton Intl
Thu 10/1
5:21 pm-10:50 pm
1 stop4h 29m
$649
Sorted by cheapest first
Compare providers for flights from Knoxville to Appleton
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 to Appleton in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Knoxville-Appleton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Appleton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Appleton flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-Appleton 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 Knoxville-Appleton 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 Knoxville to Appleton
Have a flexible travel schedule? Discover the best time to fly to Appleton from Knoxville with our price prediction graph.
TYS-ATW
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.
Reviews of airlines servicing Appleton
Get insights into the airlines that provide service to Appleton. 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 Appleton. Reviews last updated September 11, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Knoxville to Appleton by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Appleton. 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 Appleton?
Book flights to Appleton if you plan to visit one of these locationsNeenah
Plymouth
Fond du Lac
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Other flights to Appleton
Explore flights to Appleton departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
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Knoxville and Appleton flights
Browse other Knoxville and Appleton flight options. Last updated on September 11, 2026.
Other flights from Knoxville
Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Knoxville to Appleton
Discover the top 3 airlines that operate flights from Knoxville to Appleton. 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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$194 | Average$363 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$368 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$378 | FlexibilityNo cancel fee | On-time69% |