$230+ Cheap flights from Tucson to Knoxville (TUS - 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — TYS
Sep 19 — Sep 261
Round-trip
1 adult, Economy
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Find cheap flights from Tucson 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
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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 Tucson to Knoxville
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Cheapest flights from Tucson to KnoxvilleExplore the most affordable flight options available from Tucson to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.
Explore the most affordable flight options available from Tucson to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am -
1 stop7h 42m
Sat 9/266:00 am -
1 stop5h 57m
Deal found 8/18![American Airlines logo]()
$361
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/15:30 am -
1 stop7h 24m
Sat 9/59:00 am -
1 stop6h 27m
Deal found 8/16![United Airlines logo]()
$362
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/1812:05 pm -
1 stop8h 17m
Tue 9/226:00 am -
1 stop5h 57m
Deal found 8/17![American Airlines logo]()
$392
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:11 am -
1 stop7h 34m
Sun 9/67:00 am -
2 stops8h 27m
Deal found 8/18![United Airlines logo]()
$397
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 9/51:17 pm -
1 stop5h 36m
Tue 9/86:03 am -
1 stop5h 41m
Deal found 8/17![American Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:35 am -
2 stops10h 05m
Tue 9/151:55 pm -
2 stops9h 45m
Deal found 8/19![Southwest logo]()
$440
Best flights from Tucson to KnoxvilleDiscover carefully curated flight deals from Tucson to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.
Discover carefully curated flight deals from Tucson to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 9/510:25 am -
2 stops8h 25m
Tue 9/86:03 am -
1 stop5h 41m
Deal found 8/15![American Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/15:30 am -
2 stops8h 28m
Sat 9/51:59 pm -
2 stops9h 31m
Deal found 8/16![United Airlines logo]()
$386
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:35 am -
2 stops10h 05m
Tue 9/151:55 pm -
2 stops9h 45m
Deal found 8/19![Southwest logo]()
$440
This United Airlines deal was found by Cheapflights users on 8/15. 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 10/271:30 pm -
1 stop5h 59m
Sat 10/319:00 am -
1 stop8h 57m
Deal found 8/15![United Airlines logo]()
$461
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:20 pm -
2 stops19h 05m
Tue 9/151:55 pm -
2 stops9h 45m
Deal found 8/19![Southwest logo]()
$463
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 10/101:23 pm -
1 stop6h 55m
Sat 10/246:00 am -
1 stop5h 57m
Deal found 8/15![American Airlines logo]()
$537
Last-minute flights from Tucson to KnoxvilleDiscover last-minute flight deals from Tucson to Knoxville. Data last updated August 20, 2026 and is based on user searches.
Discover last-minute flight deals from Tucson to Knoxville. Data last updated August 20, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/15:30 am -
1 stop7h 24m
Sat 9/59:00 am -
1 stop6h 27m
Deal found 8/16![United Airlines logo]()
$362
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:11 am -
1 stop7h 34m
Sun 9/67:00 am -
2 stops8h 27m
Deal found 8/18![United Airlines logo]()
$397
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 9/51:17 pm -
1 stop5h 36m
Tue 9/86:03 am -
1 stop5h 41m
Deal found 8/17![American Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:35 am -
2 stops10h 05m
Tue 9/151:55 pm -
2 stops9h 45m
Deal found 8/19![Southwest logo]()
$440
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/1812:05 pm -
1 stop8h 17m
Tue 9/226:00 am -
1 stop5h 57m
Deal found 8/17![American Airlines logo]()
$392
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am -
1 stop7h 42m
Sat 9/266:00 am -
1 stop5h 57m
Deal found 8/18![American Airlines logo]()
$361
One-way flights from Tucson to KnoxvilleSearch for one-way flight options from Tucson to Knoxville. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
Search for one-way flight options from Tucson to Knoxville. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
This American Airlines deal was found by Cheapflights users on 8/16. 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 9/1812:05 pm -
1 stop8h 17m
Deal found 8/16![American Airlines logo]()
$230
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/91:26 pm -
1 stop7h 33m
Deal found 8/19![Delta logo]()
$290
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Sun 9/2011:52 am -
2 stops8h 30m
Deal found 8/19![American Airlines logo]()
$312
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:10 am -
2 stops8h 45m
Deal found 8/19![Southwest logo]()
$425
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/183:16 pm -
3 stops21h 30m
Deal found 8/16![United Airlines logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:12 pm -
3 stops26h 27m
Deal found 8/19![Multiple Airlines logo]()
$643
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/93:54 pm -
3 stops43h 24m
Deal found 8/19![Multiple Airlines logo]()
$718
Find flight deals from Tucson to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) 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 August 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $361 (American Airlines) |
One-way from | $230 (American Airlines) |
Popular in | November |
Cheapest in | August |
Average price | $413 |
Cheapflights Fare Finder
Customize your flight search to find flights from Tucson 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 August 20, 2026.
Use the filters below to find and compare flights from Tucson to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Sat 9/5
10:25 am-9:50 pm
2 stops8h 25m
Knoxville McGhee Tyson
Tue 9/8
6:03 am-8:44 am
1 stop5h 41m
$367
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Tue 9/1
5:30 am-4:58 pm
2 stops8h 28m
Knoxville McGhee Tyson
Sat 9/5
1:59 pm-8:30 pm
2 stops9h 31m
$386
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Fri 9/11
5:35 am-6:40 pm
2 stops10h 05m
Knoxville McGhee Tyson
Tue 9/15
1:55 pm-8:40 pm
2 stops9h 45m
$440
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Tue 10/27
1:30 pm-10:29 pm
1 stop5h 59m
Knoxville McGhee Tyson
Sat 10/31
9:00 am-2:57 pm
1 stop8h 57m
$461
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Sat 9/12
2:20 pm-12:25 pm
2 stops19h 05m
Knoxville McGhee Tyson
Tue 9/15
1:55 pm-8:40 pm
2 stops9h 45m
$463
Quickest round-trip
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Sat 10/10
1:23 pm-11:18 pm
1 stop6h 55m
Knoxville McGhee Tyson
Sat 10/24
6:00 am-8:57 am
1 stop5h 57m
$537
Cheapest one-way
Quickest one-way
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Fri 9/18
12:05 pm-11:22 pm
1 stop8h 17m
$230
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Sun 9/20
11:52 am-11:22 pm
2 stops8h 30m
$312
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Fri 10/9
5:10 am-4:55 pm
2 stops8h 45m
$425
TucsonKnoxville
TUS Tucson - TYS Knoxville McGhee Tyson
TUSTYS
Tucson
Fri 9/18
3:16 pm-3:46 pm
3 stops21h 30m
$490
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Tucson 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 Tucson to Knoxville in August.
| 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 Tucson-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tucson-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tucson-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Tucson-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 Tucson-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 Tucson to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from Tucson with our price prediction graph.
TUS-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 Tucson to Knoxville
What is the cheapest month to book a flight from Tucson to Knoxville?
Currently, August is the cheapest month in which you can book a flight from Tucson to Knoxville (average of $413). Flying from Tucson to Knoxville in November is currently the most expensive (average of $714). 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.
How much does it cost to fly round-trip from Tucson to Knoxville?
Airfare is below average for this route at the moment.
Tucson to Knoxville flights typically cost between $388 and $482 in September.The cheapest round-trip price found within the last 5 days was $361 on American Airlines (Sep 23-Sep 26).
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 August 20, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Tucson to Knoxville to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Related info for your journey
Find useful and relevant information for your journey from Tucson 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
Alcoa
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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 August 20, 2026.
Tucson and Knoxville flights
Browse other Tucson and Knoxville flight options. Last updated on August 20, 2026.
Other flights from Tucson
Browse through other flights departing from Tucson. Flights are based on user searches made on Cheapflights and were last updated on August 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Tucson to Knoxville
Discover the top 3 airlines that operate flights from Tucson 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 August 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$297 | Average$475 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$360 | Average$539 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$412 | Average$558 | FlexibilityNo cancel fee | On-time69% |