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$199+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — TYS
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap 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 septiembre 15, 2025.

Round-trip from

$422
(Kiwi.com)

One-way from

$219
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$473
From Tucson to Knoxville McGhee Tyson
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One-way flight from Tucson to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($15 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 Tucson to Knoxville

Cheapest flights from Tucson to Knoxville
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 septiembre 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
vie. 9/262:41 pmTUS - TYS
2 stops16h 37mMultiple Airlines
dom. 9/284:50 pmTYS - TUS
1 stop24h 01mMultiple Airlines
Deal found 9/12$402
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
dom. 9/286:25 pmTUS - TYS
2 stops22h 20mMultiple Airlines
jue. 10/27:00 amTYS - TUS
1 stop6h 45mMultiple Airlines
Deal found 9/13$449
This American Airlines deal was found by Cheapflights users on 9/13. 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.
dom. 12/142:38 pmTUS - TYS
1 stop7h 12mAmerican Airlines
mié. 12/178:06 amTYS - TUS
1 stop6h 47mAmerican Airlines
Deal found 9/13$487
This American Airlines deal was found by Cheapflights users on 9/13. 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.
vie. 10/31:31 pmTUS - TYS
1 stop7h 50mAmerican Airlines
mié. 10/86:00 amTYS - TUS
1 stop5h 54mAmerican Airlines
Deal found 9/13$501
This American Airlines deal was found by Cheapflights users on 9/13. 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.
sáb. 9/2711:39 amTUS - TYS
2 stops8h 24mAmerican Airlines
lun. 9/296:00 amTYS - TUS
1 stop5h 45mAmerican Airlines
Deal found 9/13$506
This United Airlines deal was found by Cheapflights users on 9/15. 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.
vie. 10/36:00 amTUS - TYS
1 stop6h 11mUnited Airlines
mié. 10/89:30 amTYS - TUS
2 stops10h 38mUnited Airlines
Deal found 9/15$522
This American Airlines deal was found by Cheapflights users on 9/12. 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.
vie. 9/264:00 pmTUS - TYS
1 stop5h 21mAmerican Airlines
dom. 9/285:30 amTYS - TUS
1 stop8h 16mAmerican Airlines
Deal found 9/12$537

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 2,558,603 searches. Data last updated septiembre 15, 2025.
Use the filters below to find and compare flights from Tucson to Knoxville that are best for you.

Fly from

Tucson

Fly to

Knoxville

Route

Depart

Return

Price

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

sáb. 2/21

4:15 pm-11:44 pm

1 stop5h 29m

Knoxville McGhee Tyson

mié. 2/25

10:05 am-3:14 pm

1 stop7h 09m

$277

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

sáb. 2/21

2:45 pm-11:40 pm

2 stops6h 55m

Knoxville McGhee Tyson

mié. 2/25

6:50 pm-11:34 pm

1 stop6h 44m

$338

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

dom. 9/28

6:25 pm-5:28 pm

1 stop20h 03m

Knoxville McGhee Tyson

jue. 10/2

7:00 am-10:45 am

1 stop6h 45m

$474

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

dom. 12/14

2:38 pm-11:50 pm

1 stop7h 12m

Knoxville McGhee Tyson

mié. 12/17

8:06 am-12:53 pm

1 stop6h 47m

$487

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

vie. 10/3

1:31 pm-12:21 am

1 stop7h 50m

Knoxville McGhee Tyson

mié. 10/8

6:00 am-8:54 am

1 stop5h 54m

$501

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

vie. 10/3

6:00 am-3:11 pm

1 stop6h 11m

Knoxville McGhee Tyson

mié. 10/8

9:30 am-5:08 pm

2 stops10h 38m

$522

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

sáb. 2/21

8:10 am-9:07 pm

2 stops10h 57m

Knoxville McGhee Tyson

mié. 2/25

7:00 am-4:12 pm

2 stops11h 12m

$533

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

vie. 9/26

4:00 pm-12:21 am

1 stop5h 21m

Knoxville McGhee Tyson

dom. 9/28

5:30 am-10:46 am

1 stop8h 16m

$537

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

jue. 10/2

1:31 pm-11:51 pm

1 stop7h 20m

Knoxville McGhee Tyson

sáb. 10/11

6:00 am-8:54 am

1 stop5h 54m

$560

TucsonKnoxville

TUS - TYS

TUSTYS

Tucson

mar. 10/7

3:59 pm-12:23 am

1 stop5h 24m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 18 results
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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.
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, January is the cheapest month in which you can book a flight from Tucson to Knoxville (average of $295). Flying from Tucson 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.

What is the cheapest time of day to fly from TUS to TYS?

Find hourly flight availability from Tucson to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 15, 2025.

When flying from Tucson to Knoxville, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 26% versus a flight at noon.

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 septiembre 15, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American 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.
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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 Tucson 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 Tucson to Knoxville?

    There are many flights that can get you from Tucson to Knoxville in 5h 29m. Fly via Delta or American Airlines to get the fastest option. Airlines will cover a distance of 1559 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Tucson to Knoxville round-trip?

    According to our current data, United Airlines ($276), Delta ($282), and American Airlines ($283) offers the cheapest pricing from Tucson to Knoxville. You may be able to fly from Tucson to Knoxville for 27% less than the average price by searching for these airlines.

  • Can I find deals for flights from Tucson to Knoxville that include hotel bookings?

    Yes. In addition to deals on Tucson to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Tucson to Knoxville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Tucson to Knoxville.

  • Can I find deals for business class flights from Tucson to Knoxville?

    Yes. Cheapflights offers flight deals from Tucson 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 Tucson to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from Tucson to Knoxville (average of $295). Flying from Tucson 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 2,558,603 searches. Data last updated septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$276Average$479FlexibilityNo cancel feeOn-time69%
DeltaCheapest$282Average$353FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$283Average$349FlexibilityNo cancel feeOn-time71%

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