$218+ 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — TYS
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Green Bay to Knoxville with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Green Bay to Knoxville
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Best
Last-minute
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 September 10, 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 September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/195:40 am -
1 stop4h 18m
Mon 11/234:32 pm -
1 stop4h 26m
Deal found 9/7![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 9/7. 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 12/105:32 pm -
1 stop4h 52m
Sun 12/1311:49 am -
1 stop6h 40m
Deal found 9/7![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:43 am -
1 stop4h 07m
Sat 9/268:15 pm -
1 stop4h 58m
Deal found 9/8![American Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 9/7. 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 9/165:43 am -
2 stops10h 53m
Mon 9/218:15 pm -
1 stop4h 58m
Deal found 9/7![American Airlines logo]()
$396
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 9/69:14 am -
1 stop6h 44m
Sun 9/136:00 am -
1 stop4h 48m
Deal found 9/5![United Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:30 am -
1 stop7h 10m
Sun 10/116:23 pm -
1 stop5h 04m
Deal found 9/8![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:51 pm -
1 stop5h 11m
Mon 11/97:22 pm -
1 stop4h 07m
Deal found 9/9![Delta logo]()
$469
This American Airlines deal was found by Cheapflights users on 9/7. 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 12/105:50 am -
2 stops10h 50m
Sun 12/138:52 pm -
1 stop4h 14m
Deal found 9/7![American Airlines logo]()
$478
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 September 10, 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 September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/195:40 am -
1 stop4h 18m
Mon 11/239:31 am -
2 stops9h 51m
Deal found 9/7![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 9/7. 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 12/105:32 pm -
1 stop4h 52m
Sun 12/1311:49 am -
1 stop6h 40m
Deal found 9/7![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/5. 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 2/31:25 pm -
1 stop6h 34m
Sat 2/66:40 am -
1 stop7h 07m
Deal found 9/5![United Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/299:45 am -
2 stops7h 59m
Mon 2/18:45 pm -
1 stop4h 14m
Deal found 9/8![American Airlines logo]()
$401
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:51 pm -
1 stop5h 11m
Mon 11/97:22 pm -
1 stop4h 07m
Deal found 9/9![Delta logo]()
$469
This American Airlines deal was found by Cheapflights users on 9/9. 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 11/62:40 pm -
2 stops8h 18m
Mon 11/98:52 pm -
1 stop4h 14m
Deal found 9/9![American Airlines logo]()
$507
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:16 pm -
1 stop5h 58m
Mon 9/286:13 pm -
1 stop5h 11m
Deal found 9/9![Delta logo]()
$527
Last-minute flights from Green Bay to KnoxvilleDiscover last-minute flight deals from Green Bay to Knoxville. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Green Bay to Knoxville. Data last updated September 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/7. 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 9/165:43 am -
2 stops10h 53m
Mon 9/218:15 pm -
1 stop4h 58m
Deal found 9/7![American Airlines logo]()
$396
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/165:05 pm -
1 stop4h 44m
Mon 9/216:02 pm -
1 stop6h 17m
Deal found 9/7![United Airlines logo]()
$484
This Delta deal was found by Cheapflights users on 9/6. 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 9/165:30 am -
1 stop4h 48m
Wed 9/236:13 pm -
1 stop5h 11m
Deal found 9/6![Delta logo]()
$514
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/165:43 am -
2 stops10h 53m
Wed 9/234:46 pm -
2 stops8h 27m
Deal found 9/6![American Airlines logo]()
$580
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:43 am -
2 stops10h 53m
Mon 9/218:15 pm -
1 stop4h 58m
Deal found 9/10![American Airlines logo]()
$586
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:43 am -
1 stop4h 07m
Sat 9/268:15 pm -
1 stop4h 58m
Deal found 9/8![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:16 pm -
1 stop5h 58m
Mon 9/286:13 pm -
1 stop5h 11m
Deal found 9/9![Delta logo]()
$527
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:30 am -
1 stop7h 10m
Sun 10/116:23 pm -
1 stop5h 04m
Deal found 9/8![Delta logo]()
$453
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 September 10, 2026.
Search for one-way flight options from Green Bay to Knoxville. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/7. 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 12/105:50 am -
1 stop4h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$218
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:00 am -
2 stops7h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$239
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/235:43 am -
2 stops10h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/263:42 pm -
1 stop4h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$272
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.
Wed 9/236:06 am -
1 stop6h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$286
This United Airlines deal was found by Cheapflights users on 9/7. 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 12/101:15 pm -
3 stops9h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$612
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $319 (American Airlines) |
One-way from | $218 (American Airlines) |
Popular in | March |
Cheapest in | April |
Average price | $398 |
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 September 10, 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
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Wed 9/23
7:00 am-3:43 pm
2 stops7h 43m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$239
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Wed 9/23
5:43 am-5:36 pm
2 stops10h 53m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$239
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Sat 9/26
12:02 pm-10:27 pm
2 stops9h 25m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$239
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Thu 12/10
5:50 am-5:40 pm
2 stops10h 50m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$249
Quickest round-trip
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Sat 9/26
3:42 pm-8:49 pm
1 stop4h 07m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$272
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Thu 11/19
5:40 am-10:58 am
1 stop4h 18m
Knoxville McGhee Tyson
Mon 11/23
9:31 am-6:22 pm
2 stops9h 51m
$324
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Thu 12/10
5:32 pm-11:24 pm
1 stop4h 52m
Knoxville McGhee Tyson
Sun 12/13
11:49 am-5:29 pm
1 stop6h 40m
$339
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Fri 1/29
9:45 am-6:44 pm
2 stops7h 59m
Knoxville McGhee Tyson
Mon 2/1
8:45 pm-11:59 pm
1 stop4h 14m
$401
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Wed 2/3
1:25 pm-8:59 pm
1 stop6h 34m
Knoxville McGhee Tyson
Sat 2/6
6:40 am-12:47 pm
1 stop7h 07m
$419
Green BayKnoxville
GRB Green Bay Austin-Straubel - TYS Knoxville McGhee Tyson
GRBTYS
Green Bay Austin-Straubel
Fri 11/6
4:51 pm-11:02 pm
1 stop5h 11m
Knoxville McGhee Tyson
Mon 11/9
7:22 pm-10:29 pm
1 stop4h 07m
$469
Showing 1-10 of 12 resultsSorted 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 September.
| 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.
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 10, 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.
Food
7.2
Overall
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Food
7.2
Overall
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Food
7.2
Overall
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - 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
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 September 10, 2026.
Green Bay and Knoxville flights
Browse other Green Bay and Knoxville flight options. Last updated on September 10, 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 September 10, 2026.
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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 September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$360 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$308 | Average$354 | FlexibilityNo cancel fee | On-timeN/A |