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Oshkosh

$292+ Cheap flights from Knoxville (TYS) to Oshkosh, WI

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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — MKE
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from Knoxville to Oshkosh

Cheapest flights from Knoxville to Oshkosh
Explore the most affordable flight options available from Knoxville to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/21. 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 6/257:15 am
TYS
-
ATW
1 stop26h 31m
Allegiant Air
Thu 7/28:00 am
ATW
-
TYS
1 stop26h 50m
Allegiant Air
Deal found 3/21$292
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 6/257:15 am
TYS
-
ATW
1 stop26h 31m
Allegiant Air
Mon 6/299:36 am
ATW
-
TYS
1 stop24h 30m
Allegiant Air
Deal found 3/20$299
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 4/171:15 pm
TYS
-
ATW
2 stops9h 03m
Multiple Airlines
Sun 4/193:17 pm
ATW
-
TYS
1 stop25h 13m
Multiple Airlines
Deal found 3/21$307
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 6/257:15 am
TYS
-
ATW
1 stop26h 31m
Allegiant Air
Wed 7/11:42 pm
ATW
-
TYS
1 stop21h 48m
Allegiant Air
Deal found 3/23$322
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 4/171:15 pm
TYS
-
ATW
2 stops9h 03m
Multiple Airlines
Mon 4/207:00 am
ATW
-
TYS
1 stop25h 40m
Multiple Airlines
Deal found 3/18$326
This Delta deal was found by Cheapflights users on 3/18. 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.
Fri 4/175:24 pm
TYS
-
ATW
1 stop4h 13m
Delta
Sun 4/195:30 am
ATW
-
TYS
1 stop4h 47m
Delta
Deal found 3/18$329
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 6/263:52 pm
TYS
-
ATW
1 stop7h 40m
Allegiant Air
Fri 7/39:36 am
ATW
-
TYS
1 stop21h 56m
Allegiant Air
Deal found 3/23$333
This American Airlines deal was found by Cheapflights users on 3/18. 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 4/175:00 am
TYS
-
ATW
2 stops6h 27m
American Airlines
Sun 4/191:30 pm
ATW
-
TYS
1 stop5h 48m
American Airlines
Deal found 3/18$334
This Delta deal was found by Cheapflights users on 3/21. 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.
Thu 4/97:40 am
TYS
-
ATW
1 stop3h 52m
Delta
Sat 4/1812:05 pm
ATW
-
TYS
2 stops10h 49m
Delta
Deal found 3/21$339
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 6/263:52 pm
TYS
-
ATW
1 stop7h 40m
Allegiant Air
Thu 7/28:00 am
ATW
-
TYS
1 stop26h 50m
Allegiant Air
Deal found 3/21$342

Find flight deals from Knoxville to Oshkosh

Keep the following information in mind while searching for Knoxville to Oshkosh flight deals. Data was last updated March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$292
(Kiwi.com)

Popular in

August

Cheapest in

May
Provider with most accurate pricing for Knoxville McGhee Tyson-Appleton Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Appleton Intl flights.
Search Deals
From Knoxville McGhee Tyson to Oshkosh
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Oshkosh 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 March 23, 2026.
Use the filters below to find and compare flights from Knoxville to Oshkosh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Thu 6/25

7:15 am-8:46 am

1 stop26h 31m

Appleton Intl

Wed 7/1

1:42 pm-12:30 pm

1 stop21h 48m

$322

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Fri 4/17

1:15 pm-9:18 pm

2 stops9h 03m

Appleton Intl

Mon 4/20

7:00 am-9:40 am

1 stop25h 40m

$326

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Fri 4/17

4:09 pm-10:47 pm

1 stop7h 38m

Appleton Intl

Sun 4/19

6:00 am-11:18 am

1 stop4h 18m

$329
Quickest round-trip

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Fri 4/17

5:24 pm-8:37 pm

1 stop4h 13m

Appleton Intl

Sun 4/19

5:30 am-11:17 am

1 stop4h 47m

$329

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Fri 6/26

3:52 pm-10:32 pm

1 stop7h 40m

Appleton Intl

Fri 7/3

9:36 am-8:32 am

1 stop21h 56m

$333

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Thu 4/9

7:40 am-10:32 am

1 stop3h 52m

Appleton Intl

Sat 4/18

4:20 pm-10:59 pm

1 stop5h 39m

$334

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Thu 4/9

5:00 am-10:27 am

2 stops6h 27m

Appleton Intl

Sat 4/18

1:30 pm-11:55 pm

2 stops9h 25m

$344

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Fri 4/17

5:24 pm-8:37 pm

1 stop4h 13m

Appleton Intl

Mon 4/20

4:20 pm-10:59 pm

1 stop5h 39m

$376

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Tue 6/23

11:32 am-12:56 pm

1 stop26h 24m

Appleton Intl

Fri 6/26

9:36 am-8:35 am

1 stop21h 59m

$389
Cheapest one-way
Quickest one-way

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Sat 4/4

7:00 am-11:58 am

1 stop5h 58m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Knoxville to Oshkosh

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

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Oshkosh

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

Currently, October is the cheapest month in which you can book a flight from Knoxville to Oshkosh (average of $173). Flying from Knoxville to Oshkosh in March is currently the most expensive (average of $239). 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.

Reviews of airlines servicing Oshkosh

Get insights into the airlines that provide service to Oshkosh. 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 Oshkosh. Reviews last updated March 23, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Knoxville to Oshkosh. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,319 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

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
8,319 reviews
Delta
7.9
Good
8,319 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

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
11,489 reviews
Delta
7.9
Good
8,319 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

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 Knoxville to Oshkosh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Oshkosh?

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly out of when you book flights from Knoxville to Oshkosh. 4 airlines have flights from McGhee Tyson to Oshkosh on a regular basis. Booking flights from Knoxville McGhee Tyson to Oshkosh should not be difficult; the airport handles an average of 0 outbound flights to Oshkosh per day.

  • How long is the flight from Knoxville to Oshkosh?

    Airlines like Allegiant Air, American Airlines, and Delta fly from Knoxville to Oshkosh in about 4h 13m. The time it takes to get you to your destination can typically vary by up to 22h 18m. The distance between Knoxville and Oshkosh is about 630 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Knoxville to Oshkosh (average of $173). Flying from Knoxville to Oshkosh in March is currently the most expensive (average of $239). 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

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Top 4 airlines flying from Knoxville to Oshkosh

Discover the top 4 airlines that operate flights from Knoxville to Oshkosh. 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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$187Average$339FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$208Average$436FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$322FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$274Average$302FlexibilityNo cancel feeOn-time63%

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