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$199+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — TYS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$319
(United Airlines)

One-way from

$199
(United Airlines)

Popular in

September

Cheapest in

August

Average price

$1,138
From Green Bay Austin-Straubel to Knoxville McGhee Tyson
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One-way flight from Green Bay Austin-Straubel to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 30% potential increase in price ($196 potential increase over avg. RT price).
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Cheapest flight prices on average. 16% potential price decrease ($63 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 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 September 11, 2025.

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.
Fri 10/242:40 pmGRB - TYS
1 stop5h 00mUnited Airlines
Sun 10/2610:50 amTYS - GRB
1 stop5h 20mUnited Airlines
Deal found 9/10$319
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 10/25:25 pmGRB - TYS
1 stop4h 25mUnited Airlines
Sun 10/55:53 pmTYS - GRB
1 stop4h 05mUnited Airlines
Deal found 9/10$373
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/174:16 pmGRB - TYS
1 stop5h 39mDelta
Sun 10/198:35 pmTYS - GRB
1 stop4h 09mDelta
Deal found 9/11$424
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/244:16 pmGRB - TYS
1 stop5h 39mDelta
Sun 10/265:44 amTYS - GRB
2 stops6h 38mDelta
Deal found 9/10$469
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:34 amGRB - TYS
1 stop4h 05mDelta
Sun 10/57:11 pmTYS - GRB
1 stop4h 49mDelta
Deal found 9/11$484
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:17 amGRB - TYS
1 stop6h 12mAmerican Airlines
Sat 11/295:52 pmTYS - GRB
1 stop4h 59mAmerican Airlines
Deal found 9/11$503
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:48 amGRB - TYS
2 stops10h 26mAmerican Airlines
Sun 10/52:24 pmTYS - GRB
2 stops10h 04mAmerican Airlines
Deal found 9/11$509
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/238:08 pmGRB - TYS
1 stop19h 03mAmerican Airlines
Mon 10/275:37 pmTYS - GRB
1 stop16h 37mAmerican Airlines
Deal found 9/11$517
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.
Fri 10/176:35 pmGRB - TYS
2 stops14h 54mUnited Airlines
Sun 10/198:50 amTYS - GRB
1 stop6h 14mUnited Airlines
Deal found 9/11$518

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 September 11, 2025.
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 10/24

2:40 pm-8:40 pm

1 stop5h 00m

Knoxville McGhee Tyson

Sun 10/26

10:50 am-3:10 pm

1 stop5h 20m

$319

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Sat 3/7

4:00 pm-11:00 pm

1 stop6h 00m

Knoxville McGhee Tyson

Wed 3/11

11:30 am-4:38 pm

1 stop6h 08m

$359

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 10/24

4:16 pm-10:55 pm

1 stop5h 39m

Knoxville McGhee Tyson

Tue 10/28

5:44 am-11:22 am

2 stops6h 38m

$412

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 10/17

4:16 pm-10:55 pm

1 stop5h 39m

Knoxville McGhee Tyson

Sun 10/19

8:35 pm-11:44 pm

1 stop4h 09m

$424

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Sun 10/5

8:00 am-1:25 pm

1 stop4h 25m

Knoxville McGhee Tyson

Sat 10/11

5:52 pm-3:09 pm

1 stop22h 17m

$428

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Fri 10/24

4:16 pm-10:55 pm

1 stop5h 39m

Knoxville McGhee Tyson

Sun 10/26

5:44 am-11:22 am

2 stops6h 38m

$469

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Sun 10/26

3:51 pm-8:33 pm

1 stop3h 42m

$199

Green BayKnoxville

GRB - TYS

GRBTYS

Green Bay Austin-Straubel

Sun 10/26

7:00 am-7:05 pm

2 stops11h 05m

$305

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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, January is the cheapest month in which you can book a flight from Green Bay to Knoxville (average of $294). Flying from Green Bay 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.

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 11, 2025.
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
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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 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. Your travel time can differ by up to 1h. 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 $248 and $253, respectively. United Airlines is priced at 56% 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, January is the cheapest month in which you can book a flight from Green Bay to Knoxville (average of $294). Flying from Green Bay 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 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$386FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$333FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$253Average$373FlexibilityNo cancel feeOn-time71%

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