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$409+ Cheap flights from Green Bay to Knoxville (GRB - TYS)

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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — TYS
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This United Airlines deal was found by Cheapflights users on 1/24. 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 1/312:39 pm
GRB
-
TYS
1 stop5h 13m
United Airlines
Wed 2/411:10 am
TYS
-
GRB
1 stop6h 37m
United Airlines
Deal found 1/24$409
This United Airlines deal was found by Cheapflights users on 1/25. 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 5/82:35 pm
GRB
-
TYS
1 stop5h 10m
United Airlines
Fri 5/157:00 am
TYS
-
GRB
1 stop3h 58m
United Airlines
Deal found 1/25$448
This American Airlines deal was found by Cheapflights users on 1/25. 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 9/186:29 pm
GRB
-
TYS
1 stop17h 02m
American Airlines
Mon 9/215:04 pm
TYS
-
GRB
1 stop17h 00m
American Airlines
Deal found 1/25$461
This Delta deal was found by Cheapflights users on 1/26. 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 5/85:30 am
GRB
-
TYS
1 stop6h 55m
Delta
Fri 5/154:00 pm
TYS
-
GRB
1 stop6h 58m
Delta
Deal found 1/26$469
This deal was found by Cheapflights users on 1/26. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/66:31 am
GRB
-
TYS
1 stop5h 53m
United Airlines
Sun 2/86:45 am
TYS
-
GRB
1 stop4h 22m
United Airlines
Deal found 1/26$594
This American Airlines deal was found by Cheapflights users on 1/25. 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 5/86:00 am
GRB
-
TYS
2 stops8h 19m
American Airlines
Fri 5/154:09 pm
TYS
-
GRB
2 stops8h 25m
American Airlines
Deal found 1/25$643

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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$448
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$333
Provider with most accurate pricing for Green Bay Austin-Straubel-Knoxville McGhee Tyson flight deals.
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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
Highest demand for flights based on searches. 9% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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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 January 26, 2026.
Use the filters below to find and compare flights from Green Bay to Knoxville that are best for you.

Fly from

Green Bay

Fly to

Knoxville

Route

Depart

Return

Price

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 5/8

2:35 pm-8:45 pm

1 stop5h 10m

Knoxville McGhee Tyson

Fri 5/15

7:00 am-9:58 am

1 stop3h 58m

$448

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 5/8

5:30 am-1:25 pm

1 stop6h 55m

Knoxville McGhee Tyson

Fri 5/15

4:00 pm-9:58 pm

1 stop6h 58m

$469

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 2/6

6:31 am-1:24 pm

1 stop5h 53m

Knoxville McGhee Tyson

Sun 2/8

6:45 am-10:07 am

1 stop4h 22m

$594

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 5/8

6:00 am-3:19 pm

2 stops8h 19m

Knoxville McGhee Tyson

Fri 5/15

4:09 pm-11:34 pm

2 stops8h 25m

$643

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 2/13

3:44 pm-8:37 pm

1 stop3h 53m

Knoxville McGhee Tyson

Mon 2/16

6:45 am-3:09 pm

1 stop9h 24m

$847

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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, June 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 October is currently the most expensive (average of $275). 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 January 26, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American 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
8,111 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Crew

8.5

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
8,111 reviews
Delta
7.9
Good
8,111 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Crew

8.5

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
9,199 reviews
Delta
7.9
Good
8,111 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Crew

8.5

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
7.2
Good
11,189 reviews
Delta
7.9
Good
8,111 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Crew

8.5

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 and Delta can get you from Green Bay to Knoxville in just under 5h 10m. Your travel time can differ by up to 1h 45m. The distance between Green Bay and Knoxville is about 638 mi. This flight may include one or multiple stops.

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

    Currently priced at $198, United Airlines will fly you from Green Bay to Knoxville and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $253 and $273, respectively. United Airlines is priced at 47% 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, June 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 October is currently the most expensive (average of $275). 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
Oak Ridge
Murphy

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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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$368FlexibilityNo cancel feeOn-time69%
DeltaCheapest$253Average$357FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$273Average$384FlexibilityNo cancel feeOn-time71%

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