$306+ 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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — TYS
Nov 22 — Nov 291
Round-trip
1 adult, Economy
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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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Best
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One-way
Cheapest flights from Green Bay to KnoxvilleExplore 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 October 23, 2026.
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 October 23, 2026.
This Delta deal was found by Cheapflights users on 10/18. 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 11/135:38 pm -
1 stop4h 33m
Mon 11/166:30 pm -
1 stop4h 34m
Deal found 10/18![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/1310:07 am -
2 stops10h 33m
Mon 11/168:52 pm -
1 stop4h 14m
Deal found 10/19![American Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/133:14 pm -
1 stop4h 40m
Mon 11/166:45 am -
1 stop4h 17m
Deal found 10/19![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:15 am -
1 stop5h 58m
Tue 11/106:45 am -
1 stop7h 00m
Deal found 10/20![United Airlines logo]()
$617
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/63:14 pm -
2 stops19h 16m
Tue 11/105:40 pm -
1 stop5h 58m
Deal found 10/22![United Airlines logo]()
$623
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:37 pm -
1 stop6h 17m
Sun 11/86:45 am -
1 stop4h 17m
Deal found 10/20![United Airlines logo]()
$919
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:15 am -
1 stop5h 58m
Wed 10/286:45 am -
1 stop4h 17m
Deal found 10/20![United Airlines logo]()
$1,045
Best flights from Green Bay to KnoxvilleDiscover carefully curated flight deals from Green Bay to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from Green Bay to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 4/145:30 am -
1 stop6h 59m
Sun 4/185:15 pm -
1 stop4h 22m
Deal found 10/21![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/1310:07 am -
2 stops10h 33m
Mon 11/168:52 pm -
1 stop4h 14m
Deal found 10/19![American Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/133:14 pm -
1 stop4h 40m
Mon 11/166:45 am -
1 stop4h 17m
Deal found 10/19![United Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 10/18. 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 11/135:38 pm -
1 stop4h 33m
Mon 11/166:30 pm -
1 stop4h 34m
Deal found 10/18![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/35:00 am -
1 stop7h 20m
Sat 2/66:30 am -
1 stop7h 17m
Deal found 10/20![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 10/21. 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.
Tue 4/1310:50 am -
2 stops10h 00m
Tue 4/205:30 am -
2 stops6h 54m
Deal found 10/21![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 10/21. 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 4/1510:50 am -
2 stops10h 00m
Mon 4/197:20 pm -
1 stop4h 25m
Deal found 10/21![Delta logo]()
$443
Last-minute flights from Green Bay to KnoxvilleDiscover last-minute flight deals from Green Bay to Knoxville. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from Green Bay to Knoxville. Data last updated October 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:15 am -
1 stop5h 58m
Wed 10/286:45 am -
1 stop4h 17m
Deal found 10/20![United Airlines logo]()
$1,045
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:37 pm -
1 stop6h 17m
Sun 11/86:45 am -
1 stop4h 17m
Deal found 10/20![United Airlines logo]()
$919
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/63:14 pm -
2 stops19h 16m
Tue 11/105:40 pm -
1 stop5h 58m
Deal found 10/22![United Airlines logo]()
$623
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:15 am -
1 stop5h 58m
Tue 11/106:45 am -
1 stop7h 00m
Deal found 10/20![United Airlines logo]()
$617
This Delta deal was found by Cheapflights users on 10/18. 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 11/135:38 pm -
1 stop4h 33m
Mon 11/166:30 pm -
1 stop4h 34m
Deal found 10/18![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/19. 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 11/1310:07 am -
2 stops10h 33m
Mon 11/168:52 pm -
1 stop4h 14m
Deal found 10/19![American Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/133:14 pm -
1 stop4h 40m
Mon 11/166:45 am -
1 stop4h 17m
Deal found 10/19![United Airlines logo]()
$419
One-way flights from Green Bay to KnoxvilleSearch for one-way flight options from Green Bay to Knoxville. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
Search for one-way flight options from Green Bay to Knoxville. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:32 pm -
1 stop6h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$306
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
2 stops8h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$311
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 October 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $339 (Delta) |
One-way from | $306 (United Airlines) |
Popular in | October |
Cheapest in | April |
Average price | $568 |
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 7,457,451 searches. Data last updated October 23, 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
Cheapest round-trip
Quickest round-trip
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Thu 10/29
1:32 pm-8:54 pm
1 stop6h 22m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$306
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Thu 10/29
6:00 am-3:12 pm
2 stops8h 12m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$311
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Wed 4/14
5:30 am-1:29 pm
1 stop6h 59m
Knoxville McGhee Tyson
Sun 4/18
5:15 pm-8:37 pm
1 stop4h 22m
$339
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Fri 11/13
5:38 pm-11:11 pm
1 stop4h 33m
Knoxville McGhee Tyson
Mon 11/16
6:30 pm-10:04 pm
1 stop4h 34m
$339
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Fri 11/13
10:07 am-9:40 pm
2 stops10h 33m
Knoxville McGhee Tyson
Mon 11/16
8:52 pm-12:06 am
1 stop4h 14m
$412
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Fri 11/13
3:14 pm-8:54 pm
1 stop4h 40m
Knoxville McGhee Tyson
Mon 11/16
6:45 am-10:02 am
1 stop4h 17m
$419
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Tue 4/13
10:50 am-9:50 pm
2 stops10h 00m
Knoxville McGhee Tyson
Tue 4/20
5:30 am-11:24 am
2 stops6h 54m
$419
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Wed 2/3
5:00 am-1:20 pm
1 stop7h 20m
Knoxville McGhee Tyson
Sat 2/6
6:30 am-12:47 pm
1 stop7h 17m
$439
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Thu 4/15
10:50 am-9:50 pm
2 stops10h 00m
Knoxville McGhee Tyson
Mon 4/19
7:20 pm-10:45 pm
1 stop4h 25m
$443
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
GRB-TYS
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
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 October 23, 2026.
Get a feel of what it's like to fly with Delta and United 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.
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Newport
Bryson City
Murphy
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Other flights to Knoxville
Explore flights to Knoxville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
Green Bay and Knoxville flights
Browse other Green Bay and Knoxville flight options. Last updated on October 23, 2026.
Other flights from Green Bay
Browse through other flights departing from Green Bay. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Green Bay to Knoxville
Discover the top 2 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 7,457,451 searches. Data last updated October 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$368 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$399 | FlexibilityNo cancel fee | On-timeN/A |