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$185+ Cheap flights from Green Bay to Knoxville (GRB - 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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — TYS
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
1 adult, Economy
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Cheap flight deals from Green Bay to Knoxville

Cheapest flights from Green Bay to Knoxville
Explore the most affordable flight options available from Green Bay to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.

This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:26 pm
GRB
-
TYS
1 stop6h 04m
United Airlines
Thu 8/135:57 pm
TYS
-
GRB
1 stop4h 18m
United Airlines
Deal found 3/9$309
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Wed 4/85:40 pm
GRB
-
TYS
1 stop4h 28m
United Airlines
Sun 4/127:00 am
TYS
-
GRB
1 stop4h 00m
United Airlines
Deal found 3/10$333
This American Airlines deal was found by Cheapflights users on 3/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:01 am
GRB
-
TYS
1 stop3h 47m
American Airlines
Sat 3/288:24 am
TYS
-
GRB
2 stops10h 37m
American Airlines
Deal found 3/9$356
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 8/223:42 pm
GRB
-
TYS
1 stop4h 06m
United Airlines
Wed 8/266:30 am
TYS
-
GRB
1 stop7h 08m
United Airlines
Deal found 3/8$359
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/242:54 pm
GRB
-
TYS
1 stop4h 53m
United Airlines
Sat 3/287:00 am
TYS
-
GRB
1 stop3h 59m
United Airlines
Deal found 3/9$389
This American Airlines deal was found by Cheapflights users on 3/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/85:24 pm
GRB
-
TYS
1 stop16h 54m
American Airlines
Fri 5/158:48 pm
TYS
-
GRB
1 stop13h 24m
American Airlines
Deal found 3/9$397
This Delta deal was found by Cheapflights users on 3/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:00 am
GRB
-
TYS
2 stops9h 06m
Delta
Sun 4/125:10 pm
TYS
-
GRB
1 stop6h 42m
Delta
Deal found 3/10$422
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Mon 9/211:15 pm
GRB
-
TYS
1 stop6h 33m
United Airlines
Fri 9/258:30 am
TYS
-
GRB
1 stop4h 35m
United Airlines
Deal found 3/11$428
This American Airlines deal was found by Cheapflights users on 3/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:30 am
GRB
-
TYS
2 stops9h 34m
American Airlines
Mon 4/274:09 pm
TYS
-
GRB
2 stops8h 22m
American Airlines
Deal found 3/11$433

Find flight deals from Green Bay to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) 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 March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(United Airlines)

One-way from

$185
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$773
Provider with most accurate pricing for Green Bay Austin-Straubel-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Knoxville McGhee Tyson flights.
Search Deals
From Green Bay Austin-Straubel to Knoxville McGhee Tyson
Search Deals
One-way flight from Green Bay Austin-Straubel to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($127 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay 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 March 13, 2026.
Use the filters below to find and compare flights from Green Bay to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Sat 8/8

5:26 pm-12:30 am

1 stop6h 04m

Knoxville McGhee Tyson

Thu 8/13

5:57 pm-9:15 pm

1 stop4h 18m

$309
Quickest round-trip

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Wed 4/8

5:40 pm-11:08 pm

1 stop4h 28m

Knoxville McGhee Tyson

Sun 4/12

7:00 am-10:00 am

1 stop4h 00m

$333

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Mon 4/20

5:40 pm-10:34 pm

1 stop3h 54m

Knoxville McGhee Tyson

Mon 4/27

7:00 am-11:59 am

1 stop5h 59m

$333

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Sat 8/22

3:42 pm-8:48 pm

1 stop4h 06m

Knoxville McGhee Tyson

Wed 8/26

6:30 am-12:38 pm

1 stop7h 08m

$359

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Tue 3/24

2:54 pm-8:47 pm

1 stop4h 53m

Knoxville McGhee Tyson

Sat 3/28

7:00 am-9:59 am

1 stop3h 59m

$389

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 5/8

5:24 pm-11:18 am

1 stop16h 54m

Knoxville McGhee Tyson

Fri 5/15

8:48 pm-9:12 am

1 stop13h 24m

$397

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Mon 4/20

7:30 am-6:04 pm

2 stops9h 34m

Knoxville McGhee Tyson

Mon 4/27

8:48 pm-9:12 am

1 stop13h 24m

$422

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 4/3

3:47 pm-10:34 pm

1 stop5h 47m

Knoxville McGhee Tyson

Sun 4/5

7:00 am-10:00 am

1 stop4h 00m

$438
Cheapest one-way
Quickest one-way

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Sat 4/18

5:40 am-11:18 am

1 stop4h 38m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Sorted by cheapest first

Compare providers for flights from Green Bay 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 Green Bay to Knoxville in March.
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 Green Bay-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-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 Green Bay-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 Green Bay to Knoxville

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

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

Currently, April is the cheapest month in which you can book a flight from Green Bay to Knoxville (average of $198). Flying from Green Bay to Knoxville in January is currently the most expensive (average of $279). 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 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 March 13, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Green Bay to Knoxville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,285 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Crew

8.5

Comfort

7.9

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
8,285 reviews
Delta
7.9
Good
8,285 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Crew

8.5

Comfort

7.9

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.
United Airlines
7.4
Good
9,418 reviews
Delta
7.9
Good
8,285 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Crew

8.5

Comfort

7.9

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
11,446 reviews
Delta
7.9
Good
8,285 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Crew

8.5

Comfort

7.9

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 Green Bay 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 Green Bay to Knoxville?

    United Airlines can get you from Green Bay to Knoxville in just under 6h 04m. Your travel time can differ by up to . The distance between Green Bay and Knoxville is about 638 mi.

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

    Currently priced at $253, Delta will fly you from Green Bay to Knoxville and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $268 and $273, respectively. Delta is priced at 39% lower than the current average price of a flight leaving 3 months from now.

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

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

  • How can I find direct flights from Green Bay to Knoxville?

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

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

    Yes. Cheapflights offers flight deals from Green Bay 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 Green Bay to Knoxville?

    Currently, April is the cheapest month in which you can book a flight from Green Bay to Knoxville (average of $198). Flying from Green Bay to Knoxville in January is currently the most expensive (average of $279). 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 Green Bay to Knoxville

Discover the top 3 airlines that operate flights from Green Bay 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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$253Average$354FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$268Average$372FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$273Average$318FlexibilityNo cancel feeOn-time71%

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