$218+ Cheap flights from Knoxville to Green Bay (TYS - GRB)
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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — GRB
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville to Green Bay 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 Knoxville to Green Bay
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Cheapest flights from Knoxville to Green BayExplore the most affordable flight options available from Knoxville to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
Explore the most affordable flight options available from Knoxville to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/3. 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 11/124:59 pm -
1 stop4h 00m
Sat 11/142:40 pm -
1 stop7h 11m
Deal found 9/3![American Airlines logo]()
$319
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 10/14:40 pm -
1 stop6h 44m
Sun 10/45:30 am -
1 stop4h 48m
Deal found 9/8![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/3. 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 11/46:45 am -
1 stop7h 01m
Sat 11/78:00 am -
1 stop4h 13m
Deal found 9/3![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/4. 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 9/188:15 pm -
1 stop4h 58m
Mon 9/214:16 pm -
1 stop5h 26m
Deal found 9/4![American Airlines logo]()
$418
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 pm -
1 stop6h 19m
Mon 9/143:42 pm -
1 stop6h 07m
Deal found 9/6![United Airlines logo]()
$441
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:02 pm -
1 stop4h 02m
Mon 9/145:05 pm -
1 stop4h 44m
Deal found 9/6![United Airlines logo]()
$444
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:45 am -
1 stop5h 58m
Sat 9/126:25 am -
1 stop5h 53m
Deal found 9/6![United Airlines logo]()
$456
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.
Thu 9/1011:08 am -
2 stops9h 48m
Sat 9/124:04 pm -
1 stop5h 38m
Deal found 9/6![American Airlines logo]()
$467
Best flights from Knoxville to Green BayDiscover carefully curated flight deals from Knoxville to Green Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Knoxville to Green Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
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 10/14:40 pm -
1 stop6h 44m
Sun 10/45:30 am -
1 stop4h 48m
Deal found 9/8![Delta logo]()
$384
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:40 pm -
1 stop5h 58m
Sat 11/71:58 pm -
1 stop5h 56m
Deal found 9/8![United Airlines logo]()
$399
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.
Thu 10/17:15 am -
2 stops9h 31m
Sun 10/45:43 am -
2 stops8h 33m
Deal found 9/8![American Airlines logo]()
$497
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:05 pm -
2 stops7h 07m
Sat 10/106:00 am -
2 stops10h 33m
Deal found 9/5![American Airlines logo]()
$572
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.
Mon 10/123:41 pm -
2 stops9h 31m
Fri 10/162:46 pm -
2 stops8h 09m
Deal found 9/7![American Airlines logo]()
$662
Last-minute flights from Knoxville to Green BayDiscover last-minute flight deals from Knoxville to Green Bay. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Green Bay. Data last updated September 9, 2026 and is based on user searches.
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 9/86:52 pm -
1 stop6h 24m
Sun 9/205:43 am -
1 stop4h 22m
Deal found 9/8![American Airlines logo]()
$476
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 pm -
1 stop6h 19m
Sun 9/205:05 pm -
1 stop4h 44m
Deal found 9/6![United Airlines logo]()
$516
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:45 am -
1 stop5h 58m
Sat 9/126:25 am -
1 stop5h 53m
Deal found 9/6![United Airlines logo]()
$456
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.
Thu 9/1011:08 am -
2 stops9h 48m
Sat 9/124:04 pm -
1 stop5h 38m
Deal found 9/6![American Airlines logo]()
$467
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:02 pm -
1 stop4h 02m
Mon 9/145:05 pm -
1 stop4h 44m
Deal found 9/6![United Airlines logo]()
$444
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 pm -
1 stop6h 19m
Mon 9/143:42 pm -
1 stop6h 07m
Deal found 9/6![United Airlines logo]()
$441
This American Airlines deal was found by Cheapflights users on 9/4. 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 9/188:15 pm -
1 stop4h 58m
Mon 9/214:16 pm -
1 stop5h 26m
Deal found 9/4![American Airlines logo]()
$418
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 10/14:40 pm -
1 stop6h 44m
Sun 10/45:30 am -
1 stop4h 48m
Deal found 9/8![Delta logo]()
$384
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.
Thu 10/17:15 am -
2 stops9h 31m
Sun 10/45:43 am -
2 stops8h 33m
Deal found 9/8![American Airlines logo]()
$497
One-way flights from Knoxville to Green BaySearch for one-way flight options from Knoxville to Green Bay. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from Knoxville to Green Bay. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/4. 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 9/298:14 pm -
1 stop4h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$218
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.
Sun 12/1311:49 am -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$228
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.
Sun 12/1311:09 am -
2 stops9h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$315
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.
Wed 9/236:13 pm -
1 stop5h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$320
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.
Wed 9/234:46 pm -
2 stops8h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$433
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.
Sun 12/136:20 am -
3 stops13h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$552
Find flight deals from Knoxville to Green Bay
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Green Bay (GRB). 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 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $384 (Delta) |
One-way from | $218 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Green Bay 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 9, 2026.
Use the filters below to find and compare flights from Knoxville to Green Bay that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleGreen Bay
TYS Knoxville McGhee Tyson - GRB Green Bay Austin-Straubel
TYSGRB
Knoxville McGhee Tyson
Tue 9/29
2:00 pm-12:13 am
2 stops11h 13m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$223
Quickest round-trip
KnoxvilleGreen Bay
TYS Knoxville McGhee Tyson - GRB Green Bay Austin-Straubel
TYSGRB
Knoxville McGhee Tyson
Sun 12/13
11:49 am-5:29 pm
1 stop6h 40m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$228
KnoxvilleGreen Bay
TYS Knoxville McGhee Tyson - GRB Green Bay Austin-Straubel
TYSGRB
Knoxville McGhee Tyson
Thu 10/1
4:40 pm-10:24 pm
1 stop6h 44m
Green Bay Austin-Straubel
Sun 10/4
5:30 am-11:18 am
1 stop4h 48m
$384
KnoxvilleGreen Bay
TYS Knoxville McGhee Tyson - GRB Green Bay Austin-Straubel
TYSGRB
Knoxville McGhee Tyson
Wed 11/4
5:40 pm-10:38 pm
1 stop5h 58m
Green Bay Austin-Straubel
Sat 11/7
1:58 pm-8:54 pm
1 stop5h 56m
$399
KnoxvilleGreen Bay
TYS Knoxville McGhee Tyson - GRB Green Bay Austin-Straubel
TYSGRB
Knoxville McGhee Tyson
Wed 9/23
4:46 pm-12:13 am
2 stops8h 27m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$433
KnoxvilleGreen Bay
TYS Knoxville McGhee Tyson - GRB Green Bay Austin-Straubel
TYSGRB
Knoxville McGhee Tyson
Thu 10/1
7:15 am-3:46 pm
2 stops9h 31m
Green Bay Austin-Straubel
Sun 10/4
5:43 am-3:16 pm
2 stops8h 33m
$497
KnoxvilleGreen Bay
TYS Knoxville McGhee Tyson - GRB Green Bay Austin-Straubel
TYSGRB
Knoxville McGhee Tyson
Sun 12/13
6:20 am-7:05 pm
3 stops13h 45m
Green Bay Austin-Straubel
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$552
KnoxvilleGreen Bay
TYS Knoxville McGhee Tyson - GRB Green Bay Austin-Straubel
TYSGRB
Knoxville McGhee Tyson
Tue 10/6
6:05 pm-12:12 am
2 stops7h 07m
Green Bay Austin-Straubel
Sat 10/10
6:00 am-5:33 pm
2 stops10h 33m
$572
KnoxvilleGreen Bay
TYS Knoxville McGhee Tyson - GRB Green Bay Austin-Straubel
TYSGRB
Knoxville McGhee Tyson
Mon 10/12
3:41 pm-12:12 am
2 stops9h 31m
Green Bay Austin-Straubel
Fri 10/16
2:46 pm-11:55 pm
2 stops8h 09m
$662
Sorted by cheapest first
Compare providers for flights from Knoxville to Green Bay
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 Knoxville to Green Bay 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 Knoxville-Green Bay flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Green Bay flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Green Bay flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-Green Bay 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 Knoxville-Green Bay 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 Knoxville to Green Bay
Have a flexible travel schedule? Discover the best time to fly to Green Bay from Knoxville with our price prediction graph.
TYS-GRB
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 Green Bay
Get insights into the airlines that provide service to Green Bay. 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 Green Bay. Reviews last updated September 9, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Knoxville to Green Bay. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.6
Comfort
7.3
Overall
7.4
Boarding
7.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Food
6.6
Comfort
7.3
Overall
7.4
Boarding
7.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Food
6.6
Comfort
7.3
Overall
7.4
Boarding
7.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Green Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Green Bay
Explore flights to Green Bay departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 9, 2026.
Knoxville and Green Bay flights
Browse other Knoxville and Green Bay flight options. Last updated on September 9, 2026.
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Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on September 9, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Knoxville to Green Bay
Discover the top 2 airlines that operate flights from Knoxville to Green Bay. 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 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$309 | Average$408 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$318 | Average$449 | FlexibilityNo cancel fee | On-time71% |